Create app.py
Browse files
app.py
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|
| 1 |
+
import streamlit as st
|
| 2 |
+
|
| 3 |
+
st.set_page_config(page_title="Multi Agent Systems", page_icon=":robot_face:", layout="wide")
|
| 4 |
+
|
| 5 |
+
hide_streamlit_style = """
|
| 6 |
+
<style>
|
| 7 |
+
#MainMenu {visibility: hidden;}
|
| 8 |
+
footer {visibility: hidden;}
|
| 9 |
+
</style>
|
| 10 |
+
"""
|
| 11 |
+
st.markdown(hide_streamlit_style, unsafe_allow_html=True)
|
| 12 |
+
|
| 13 |
+
col1, col2 = st.beta_columns(2)
|
| 14 |
+
|
| 15 |
+
with col1:
|
| 16 |
+
st.markdown("## **Autonomous agents interacting** :robot_face: :robot_face:**")
|
| 17 |
+
st.markdown("### **Key Aspects** :bulb:")
|
| 18 |
+
st.markdown("""
|
| 19 |
+
1. **Interaction Protocol** 🤝 \n
|
| 20 |
+
- Define rules for communication and cooperation \n
|
| 21 |
+
2. **Decentralized Decision Making** 🎯 \n
|
| 22 |
+
- Autonomous agents make independent decisions \n
|
| 23 |
+
3. **Collaboration and Competition** 🤼 \n
|
| 24 |
+
- Agents work together or against each other \n
|
| 25 |
+
""")
|
| 26 |
+
|
| 27 |
+
with col2:
|
| 28 |
+
st.markdown("### **Entities** :guards:")
|
| 29 |
+
st.markdown("""
|
| 30 |
+
1. **Autonomous Agents** 🤖 \n
|
| 31 |
+
- Independent entities with decision-making capabilities \n
|
| 32 |
+
2. **Environment** 🌐 \n
|
| 33 |
+
- Shared space where agents interact \n
|
| 34 |
+
3. **Ruleset** 📜 \n
|
| 35 |
+
- Defines interaction protocol and decision-making processes \n
|
| 36 |
+
""")
|
| 37 |
+
|
| 38 |
+
st.markdown("---")
|
| 39 |
+
|
| 40 |
+
st.markdown("## **Interaction Protocol** 🤝 :bulb:**")
|
| 41 |
+
st.markdown("### **Key Elements** :guards:")
|
| 42 |
+
st.markdown("""
|
| 43 |
+
1. **Communication** 🗣 \n
|
| 44 |
+
- Agents exchange information \n
|
| 45 |
+
2. **Cooperation** 🤝 \n
|
| 46 |
+
-# 🩺🔍 Search Results
|
| 47 |
+
### 04 Dec 2023 | [AgentAvatar: Disentangling Planning, Driving and Rendering for Photorealistic Avatar Agents](https://arxiv.org/abs/2311.17465) | [⬇️](https://arxiv.org/pdf/2311.17465)
|
| 48 |
+
*Duomin Wang, Bin Dai, Yu Deng, Baoyuan Wang*
|
| 49 |
+
|
| 50 |
+
In this study, our goal is to create interactive avatar agents that can
|
| 51 |
+
autonomously plan and animate nuanced facial movements realistically, from both
|
| 52 |
+
visual and behavioral perspectives. Given high-level inputs about the
|
| 53 |
+
environment and agent profile, our framework harnesses LLMs to produce a series
|
| 54 |
+
of detailed text descriptions of the avatar agents' facial motions. These
|
| 55 |
+
descriptions are then processed by our task-agnostic driving engine into motion
|
| 56 |
+
token sequences, which are subsequently converted into continuous motion
|
| 57 |
+
embeddings that are further consumed by our standalone neural-based renderer to
|
| 58 |
+
generate the final photorealistic avatar animations. These streamlined
|
| 59 |
+
processes allow our framework to adapt to a variety of non-verbal avatar
|
| 60 |
+
interactions, both monadic and dyadic. Our extensive study, which includes
|
| 61 |
+
experiments on both newly compiled and existing datasets featuring two types of
|
| 62 |
+
agents -- one capable of monadic interaction with the environment, and the
|
| 63 |
+
other designed for dyadic conversation -- validates the effectiveness and
|
| 64 |
+
versatility of our approach. To our knowledge, we advanced a leap step by
|
| 65 |
+
combining LLMs and neural rendering for generalized non-verbal prediction and
|
| 66 |
+
photo-realistic rendering of avatar agents.
|
| 67 |
+
|
| 68 |
+
---------------
|
| 69 |
+
|
| 70 |
+
### 06 Jul 2023 | [Caption Anything: Interactive Image Description with Diverse Multimodal Controls](https://arxiv.org/abs/2305.02677) | [⬇️](https://arxiv.org/pdf/2305.02677)
|
| 71 |
+
*Teng Wang, Jinrui Zhang, Junjie Fei, Hao Zheng, Yunlong Tang, Zhe Li, Mingqi Gao, Shanshan Zhao*
|
| 72 |
+
|
| 73 |
+
Controllable image captioning is an emerging multimodal topic that aims to
|
| 74 |
+
describe the image with natural language following human purpose,
|
| 75 |
+
$\textit{e.g.}$, looking at the specified regions or telling in a particular
|
| 76 |
+
text style. State-of-the-art methods are trained on annotated pairs of input
|
| 77 |
+
controls and output captions. However, the scarcity of such well-annotated
|
| 78 |
+
multimodal data largely limits their usability and scalability for interactive
|
| 79 |
+
AI systems. Leveraging unimodal instruction-following foundation models is a
|
| 80 |
+
promising alternative that benefits from broader sources of data. In this
|
| 81 |
+
paper, we present Caption AnyThing (CAT), a foundation model augmented image
|
| 82 |
+
captioning framework supporting a wide range of multimodel controls: 1) visual
|
| 83 |
+
controls, including points, boxes, and trajectories; 2) language controls, such
|
| 84 |
+
as sentiment, length, language, and factuality. Powered by Segment Anything
|
| 85 |
+
Model (SAM) and ChatGPT, we unify the visual and language prompts into a
|
| 86 |
+
modularized framework, enabling the flexible combination between different
|
| 87 |
+
controls. Extensive case studies demonstrate the user intention alignment
|
| 88 |
+
capabilities of our framework, shedding light on effective user interaction
|
| 89 |
+
modeling in vision-language applications. Our code is publicly available at
|
| 90 |
+
https://github.com/ttengwang/Caption-Anything.
|
| 91 |
+
|
| 92 |
+
---------------
|
| 93 |
+
|
| 94 |
+
### 13 Jul 2023 | [Kosmos-2: Grounding Multimodal Large Language Models to the World](https://arxiv.org/abs/2306.14824) | [⬇️](https://arxiv.org/pdf/2306.14824)
|
| 95 |
+
*Zhiliang Peng, Wenhui Wang, Li Dong, Yaru Hao, Shaohan Huang, Shuming Ma, Furu Wei*
|
| 96 |
+
|
| 97 |
+
We introduce Kosmos-2, a Multimodal Large Language Model (MLLM), enabling new
|
| 98 |
+
capabilities of perceiving object descriptions (e.g., bounding boxes) and
|
| 99 |
+
grounding text to the visual world. Specifically, we represent refer
|
| 100 |
+
expressions as links in Markdown, i.e., ``[text span](bounding boxes)'', where
|
| 101 |
+
object descriptions are sequences of location tokens. Together with multimodal
|
| 102 |
+
corpora, we construct large-scale data of grounded image-text pairs (called
|
| 103 |
+
GrIT) to train the model. In addition to the existing capabilities of MLLMs
|
| 104 |
+
(e.g., perceiving general modalities, following instructions, and performing
|
| 105 |
+
in-context learning), Kosmos-2 integrates the grounding capability into
|
| 106 |
+
downstream applications. We evaluate Kosmos-2 on a wide range of tasks,
|
| 107 |
+
including (i) multimodal grounding, such as referring expression comprehension,
|
| 108 |
+
and phrase grounding, (ii) multimodal referring, such as referring expression
|
| 109 |
+
generation, (iii) perception-language tasks, and (iv) language understanding
|
| 110 |
+
and generation. This work lays out the foundation for the development of
|
| 111 |
+
Embodiment AI and sheds light on the big convergence of language, multimodal
|
| 112 |
+
perception, action, and world modeling, which is a key step toward artificial
|
| 113 |
+
general intelligence. Code and pretrained models are available at
|
| 114 |
+
https://aka.ms/kosmos-2.
|
| 115 |
+
|
| 116 |
+
---------------
|
| 117 |
+
|
| 118 |
+
### 19 Feb 2024 | [ScreenAI: A Vision-Language Model for UI and Infographics Understanding](https://arxiv.org/abs/2402.04615) | [⬇️](https://arxiv.org/pdf/2402.04615)
|
| 119 |
+
*Gilles Baechler, Srinivas Sunkara, Maria Wang, Fedir Zubach, Hassan Mansoor, Vincent Etter, Victor C\u{a}rbune, Jason Lin, Jindong Chen, Abhanshu Sharma*
|
| 120 |
+
|
| 121 |
+
Screen user interfaces (UIs) and infographics, sharing similar visual
|
| 122 |
+
language and design principles, play important roles in human communication and
|
| 123 |
+
human-machine interaction. We introduce ScreenAI, a vision-language model that
|
| 124 |
+
specializes in UI and infographics understanding. Our model improves upon the
|
| 125 |
+
PaLI architecture with the flexible patching strategy of pix2struct and is
|
| 126 |
+
trained on a unique mixture of datasets. At the heart of this mixture is a
|
| 127 |
+
novel screen annotation task in which the model has to identify the type and
|
| 128 |
+
location of UI elements. We use these text annotations to describe screens to
|
| 129 |
+
Large Language Models and automatically generate question-answering (QA), UI
|
| 130 |
+
navigation, and summarization training datasets at scale. We run ablation
|
| 131 |
+
studies to demonstrate the impact of these design choices. At only 5B
|
| 132 |
+
parameters, ScreenAI achieves new state-of-the-artresults on UI- and
|
| 133 |
+
infographics-based tasks (Multi-page DocVQA, WebSRC, MoTIF and Widget
|
| 134 |
+
Captioning), and new best-in-class performance on others (Chart QA, DocVQA, and
|
| 135 |
+
InfographicVQA) compared to models of similar size. Finally, we release three
|
| 136 |
+
new datasets: one focused on the screen annotation task and two others focused
|
| 137 |
+
on question answering.
|
| 138 |
+
|
| 139 |
+
---------------
|
| 140 |
+
|
| 141 |
+
### 23 Mar 2022 | [ThingTalk: An Extensible, Executable Representation Language for Task-Oriented Dialogues](https://arxiv.org/abs/2203.12751) | [⬇️](https://arxiv.org/pdf/2203.12751)
|
| 142 |
+
*Monica S. Lam, Giovanni Campagna, Mehrad Moradshahi, Sina J. Semnani, Silei Xu*
|
| 143 |
+
|
| 144 |
+
Task-oriented conversational agents rely on semantic parsers to translate
|
| 145 |
+
natural language to formal representations. In this paper, we propose the
|
| 146 |
+
design and rationale of the ThingTalk formal representation, and how the design
|
| 147 |
+
improves the development of transactional task-oriented agents.
|
| 148 |
+
ThingTalk is built on four core principles: (1) representing user requests
|
| 149 |
+
directly as executable statements, covering all the functionality of the agent,
|
| 150 |
+
(2) representing dialogues formally and succinctly to support accurate
|
| 151 |
+
contextual semantic parsing, (3) standardizing types and interfaces to maximize
|
| 152 |
+
reuse between agents, and (4) allowing multiple, independently-developed agents
|
| 153 |
+
to be composed in a single virtual assistant. ThingTalk is developed as part of
|
| 154 |
+
the Genie Framework that allows developers to quickly build transactional
|
| 155 |
+
agents given a database and APIs.
|
| 156 |
+
We compare ThingTalk to existing representations: SMCalFlow, SGD, TreeDST.
|
| 157 |
+
Compared to the others, the ThingTalk design is both more general and more
|
| 158 |
+
cost-effective. Evaluated on the MultiWOZ benchmark, using ThingTalk and
|
| 159 |
+
associated tools yields a new state of the art accuracy of 79% turn-by-turn.
|
| 160 |
+
|
| 161 |
+
---------------
|
| 162 |
+
|
| 163 |
+
### 19 Oct 2023 | [3D-GPT: Procedural 3D Modeling with Large Language Models](https://arxiv.org/abs/2310.12945) | [⬇️](https://arxiv.org/pdf/2310.12945)
|
| 164 |
+
*Chunyi Sun, Junlin Han, Weijian Deng, Xinlong Wang, Zishan Qin, Stephen Gould*
|
| 165 |
+
|
| 166 |
+
In the pursuit of efficient automated content creation, procedural
|
| 167 |
+
generation, leveraging modifiable parameters and rule-based systems, emerges as
|
| 168 |
+
a promising approach. Nonetheless, it could be a demanding endeavor, given its
|
| 169 |
+
intricate nature necessitating a deep understanding of rules, algorithms, and
|
| 170 |
+
parameters. To reduce workload, we introduce 3D-GPT, a framework utilizing
|
| 171 |
+
large language models~(LLMs) for instruction-driven 3D modeling. 3D-GPT
|
| 172 |
+
positions LLMs as proficient problem solvers, dissecting the procedural 3D
|
| 173 |
+
modeling tasks into accessible segments and appointing the apt agent for each
|
| 174 |
+
task. 3D-GPT integrates three core agents: the task dispatch agent, the
|
| 175 |
+
conceptualization agent, and the modeling agent. They collaboratively achieve
|
| 176 |
+
two objectives. First, it enhances concise initial scene descriptions, evolving
|
| 177 |
+
them into detailed forms while dynamically adapting the text based on
|
| 178 |
+
subsequent instructions. Second, it integrates procedural generation,
|
| 179 |
+
extracting parameter values from enriched text to effortlessly interface with
|
| 180 |
+
3D software for asset creation. Our empirical investigations confirm that
|
| 181 |
+
3D-GPT not only interprets and executes instructions, delivering reliable
|
| 182 |
+
results but also collaborates effectively with human designers. Furthermore, it
|
| 183 |
+
seamlessly integrates with Blender, unlocking expanded manipulation
|
| 184 |
+
possibilities. Our work highlights the potential of LLMs in 3D modeling,
|
| 185 |
+
offering a basic framework for future advancements in scene generation and
|
| 186 |
+
animation.
|
| 187 |
+
|
| 188 |
+
---------------
|
| 189 |
+
|
| 190 |
+
### 04 Jul 2023 | [Embodied Task Planning with Large Language Models](https://arxiv.org/abs/2307.01848) | [⬇️](https://arxiv.org/pdf/2307.01848)
|
| 191 |
+
*Zhenyu Wu, Ziwei Wang, Xiuwei Xu, Jiwen Lu, Haibin Yan*
|
| 192 |
+
|
| 193 |
+
Equipping embodied agents with commonsense is important for robots to
|
| 194 |
+
successfully complete complex human instructions in general environments.
|
| 195 |
+
Recent large language models (LLM) can embed rich semantic knowledge for agents
|
| 196 |
+
in plan generation of complex tasks, while they lack the information about the
|
| 197 |
+
realistic world and usually yield infeasible action sequences. In this paper,
|
| 198 |
+
we propose a TAsk Planing Agent (TaPA) in embodied tasks for grounded planning
|
| 199 |
+
with physical scene constraint, where the agent generates executable plans
|
| 200 |
+
according to the existed objects in the scene by aligning LLMs with the visual
|
| 201 |
+
perception models. Specifically, we first construct a multimodal dataset
|
| 202 |
+
containing triplets of indoor scenes, instructions and action plans, where we
|
| 203 |
+
provide the designed prompts and the list of existing objects in the scene for
|
| 204 |
+
GPT-3.5 to generate a large number of instructions and corresponding planned
|
| 205 |
+
actions. The generated data is leveraged for grounded plan tuning of
|
| 206 |
+
pre-trained LLMs. During inference, we discover the objects in the scene by
|
| 207 |
+
extending open-vocabulary object detectors to multi-view RGB images collected
|
| 208 |
+
in different achievable locations. Experimental results show that the generated
|
| 209 |
+
plan from our TaPA framework can achieve higher success rate than LLaVA and
|
| 210 |
+
GPT-3.5 by a sizable margin, which indicates the practicality of embodied task
|
| 211 |
+
planning in general and complex environments.
|
| 212 |
+
|
| 213 |
+
---------------
|
| 214 |
+
|
| 215 |
+
### 18 Jan 2023 | [Joint Representation Learning for Text and 3D Point Cloud](https://arxiv.org/abs/2301.07584) | [⬇️](https://arxiv.org/pdf/2301.07584)
|
| 216 |
+
*Rui Huang, Xuran Pan, Henry Zheng, Haojun Jiang, Zhifeng Xie, Shiji Song, Gao Huang*
|
| 217 |
+
|
| 218 |
+
Recent advancements in vision-language pre-training (e.g. CLIP) have shown
|
| 219 |
+
that vision models can benefit from language supervision. While many models
|
| 220 |
+
using language modality have achieved great success on 2D vision tasks, the
|
| 221 |
+
joint representation learning of 3D point cloud with text remains
|
| 222 |
+
under-explored due to the difficulty of 3D-Text data pair acquisition and the
|
| 223 |
+
irregularity of 3D data structure. In this paper, we propose a novel Text4Point
|
| 224 |
+
framework to construct language-guided 3D point cloud models. The key idea is
|
| 225 |
+
utilizing 2D images as a bridge to connect the point cloud and the language
|
| 226 |
+
modalities. The proposed Text4Point follows the pre-training and fine-tuning
|
| 227 |
+
paradigm. During the pre-training stage, we establish the correspondence of
|
| 228 |
+
images and point clouds based on the readily available RGB-D data and use
|
| 229 |
+
contrastive learning to align the image and point cloud representations.
|
| 230 |
+
Together with the well-aligned image and text features achieved by CLIP, the
|
| 231 |
+
point cloud features are implicitly aligned with the text embeddings. Further,
|
| 232 |
+
we propose a Text Querying Module to integrate language information into 3D
|
| 233 |
+
representation learning by querying text embeddings with point cloud features.
|
| 234 |
+
For fine-tuning, the model learns task-specific 3D representations under
|
| 235 |
+
informative language guidance from the label set without 2D images. Extensive
|
| 236 |
+
experiments demonstrate that our model shows consistent improvement on various
|
| 237 |
+
downstream tasks, such as point cloud semantic segmentation, instance
|
| 238 |
+
segmentation, and object detection. The code will be available here:
|
| 239 |
+
https://github.com/LeapLabTHU/Text4Point
|
| 240 |
+
|
| 241 |
+
---------------
|
| 242 |
+
|
| 243 |
+
### 01 Feb 2024 | [Executable Code Actions Elicit Better LLM Agents](https://arxiv.org/abs/2402.01030) | [⬇️](https://arxiv.org/pdf/2402.01030)
|
| 244 |
+
*Xingyao Wang, Yangyi Chen, Lifan Yuan, Yizhe Zhang, Yunzhu Li, Hao Peng, Heng Ji*
|
| 245 |
+
|
| 246 |
+
Large Language Model (LLM) agents, capable of performing a broad range of
|
| 247 |
+
actions, such as invoking tools and controlling robots, show great potential in
|
| 248 |
+
tackling real-world challenges. LLM agents are typically prompted to produce
|
| 249 |
+
actions by generating JSON or text in a pre-defined format, which is usually
|
| 250 |
+
limited by constrained action space (e.g., the scope of pre-defined tools) and
|
| 251 |
+
restricted flexibility (e.g., inability to compose multiple tools). This work
|
| 252 |
+
proposes to use executable Python code to consolidate LLM agents' actions into
|
| 253 |
+
a unified action space (CodeAct). Integrated with a Python interpreter, CodeAct
|
| 254 |
+
can execute code actions and dynamically revise prior actions or emit new
|
| 255 |
+
actions upon new observations through multi-turn interactions. Our extensive
|
| 256 |
+
analysis of 17 LLMs on API-Bank and a newly curated benchmark shows that
|
| 257 |
+
CodeAct outperforms widely used alternatives (up to 20% higher success rate).
|
| 258 |
+
The encouraging performance of CodeAct motivates us to build an open-source LLM
|
| 259 |
+
agent that interacts with environments by executing interpretable code and
|
| 260 |
+
collaborates with users using natural language. To this end, we collect an
|
| 261 |
+
instruction-tuning dataset CodeActInstruct that consists of 7k multi-turn
|
| 262 |
+
interactions using CodeAct. We show that it can be used with existing data to
|
| 263 |
+
improve models in agent-oriented tasks without compromising their general
|
| 264 |
+
capability. CodeActAgent, finetuned from Llama2 and Mistral, is integrated with
|
| 265 |
+
Python interpreter and uniquely tailored to perform sophisticated tasks (e.g.,
|
| 266 |
+
model training) using existing libraries and autonomously self-debug.
|
| 267 |
+
|
| 268 |
+
---------------
|
| 269 |
+
|
| 270 |
+
### 24 Jan 2024 | [VisualWebArena: Evaluating Multimodal Agents on Realistic Visual Web Tasks](https://arxiv.org/abs/2401.13649) | [⬇️](https://arxiv.org/pdf/2401.13649)
|
| 271 |
+
*Jing Yu Koh, Robert Lo, Lawrence Jang, Vikram Duvvur, Ming Chong Lim, Po-Yu Huang, Graham Neubig, Shuyan Zhou, Ruslan Salakhutdinov, Daniel Fried*
|
| 272 |
+
|
| 273 |
+
Autonomous agents capable of planning, reasoning, and executing actions on
|
| 274 |
+
the web offer a promising avenue for automating computer tasks. However, the
|
| 275 |
+
majority of existing benchmarks primarily focus on text-based agents,
|
| 276 |
+
neglecting many natural tasks that require visual information to effectively
|
| 277 |
+
solve. Given that most computer interfaces cater to human perception, visual
|
| 278 |
+
information often augments textual data in ways that text-only models struggle
|
| 279 |
+
to harness effectively. To bridge this gap, we introduce VisualWebArena, a
|
| 280 |
+
benchmark designed to assess the performance of multimodal web agents on
|
| 281 |
+
realistic \textit{visually grounded tasks}. VisualWebArena comprises of a set
|
| 282 |
+
of diverse and complex web-based tasks that evaluate various capabilities of
|
| 283 |
+
autonomous multimodal agents. To perform on this benchmark, agents need to
|
| 284 |
+
accurately process image-text inputs, interpret natural language instructions,
|
| 285 |
+
and execute actions on websites to accomplish user-defined objectives. We
|
| 286 |
+
conduct an extensive evaluation of state-of-the-art LLM-based autonomous
|
| 287 |
+
agents, including several multimodal models. Through extensive quantitative and
|
| 288 |
+
qualitative analysis, we identify several limitations of text-only LLM agents,
|
| 289 |
+
and reveal gaps in the capabilities of state-of-the-art multimodal language
|
| 290 |
+
agents. VisualWebArena provides a framework for evaluating multimodal
|
| 291 |
+
autonomous language agents, and offers insights towards building stronger
|
| 292 |
+
autonomous agents for the web. Our code, baseline models, and data is publicly
|
| 293 |
+
available at https://jykoh.com/vwa.
|
| 294 |
+
|
| 295 |
+
---------------
|
| 296 |
+
|
| 297 |
+
### 22 Feb 2018 | [Multimodal Named Entity Recognition for Short Social Media Posts](https://arxiv.org/abs/1802.07862) | [⬇️](https://arxiv.org/pdf/1802.07862)
|
| 298 |
+
*Seungwhan Moon, Leonardo Neves, Vitor Carvalho*
|
| 299 |
+
|
| 300 |
+
We introduce a new task called Multimodal Named Entity Recognition (MNER) for
|
| 301 |
+
noisy user-generated data such as tweets or Snapchat captions, which comprise
|
| 302 |
+
short text with accompanying images. These social media posts often come in
|
| 303 |
+
inconsistent or incomplete syntax and lexical notations with very limited
|
| 304 |
+
surrounding textual contexts, bringing significant challenges for NER. To this
|
| 305 |
+
end, we create a new dataset for MNER called SnapCaptions (Snapchat
|
| 306 |
+
image-caption pairs submitted to public and crowd-sourced stories with fully
|
| 307 |
+
annotated named entities). We then build upon the state-of-the-art Bi-LSTM
|
| 308 |
+
word/character based NER models with 1) a deep image network which incorporates
|
| 309 |
+
relevant visual context to augment textual information, and 2) a generic
|
| 310 |
+
modality-attention module which learns to attenuate irrelevant modalities while
|
| 311 |
+
amplifying the most informative ones to extract contexts from, adaptive to each
|
| 312 |
+
sample and token. The proposed MNER model with modality attention significantly
|
| 313 |
+
outperforms the state-of-the-art text-only NER models by successfully
|
| 314 |
+
leveraging provided visual contexts, opening up potential applications of MNER
|
| 315 |
+
on myriads of social media platforms.
|
| 316 |
+
|
| 317 |
+
---------------
|
| 318 |
+
|
| 319 |
+
### 21 Sep 2023 | [You Only Look at Screens: Multimodal Chain-of-Action Agents](https://arxiv.org/abs/2309.11436) | [⬇️](https://arxiv.org/pdf/2309.11436)
|
| 320 |
+
*Zhuosheng Zhang, Aston Zhang*
|
| 321 |
+
|
| 322 |
+
Autonomous user interface (UI) agents aim to facilitate task automation by
|
| 323 |
+
interacting with the user interface without manual intervention. Recent studies
|
| 324 |
+
have investigated eliciting the capabilities of large language models (LLMs)
|
| 325 |
+
for effective engagement in diverse environments. To align with the
|
| 326 |
+
input-output requirement of LLMs, existing approaches are developed under a
|
| 327 |
+
sandbox setting where they rely on external tools and application-specific APIs
|
| 328 |
+
to parse the environment into textual elements and interpret the predicted
|
| 329 |
+
actions. Consequently, those approaches often grapple with inference
|
| 330 |
+
inefficiency and error propagation risks. To mitigate the challenges, we
|
| 331 |
+
introduce Auto-UI, a multimodal solution that directly interacts with the
|
| 332 |
+
interface, bypassing the need for environment parsing or reliance on
|
| 333 |
+
application-dependent APIs. Moreover, we propose a chain-of-action technique --
|
| 334 |
+
leveraging a series of intermediate previous action histories and future action
|
| 335 |
+
plans -- to help the agent decide what action to execute. We evaluate our
|
| 336 |
+
approach on a new device-control benchmark AITW with 30K unique instructions,
|
| 337 |
+
spanning multi-step tasks such as application operation, web searching, and web
|
| 338 |
+
shopping. Experimental results show that Auto-UI achieves state-of-the-art
|
| 339 |
+
performance with an action type prediction accuracy of 90% and an overall
|
| 340 |
+
action success rate of 74%. Code is publicly available at
|
| 341 |
+
https://github.com/cooelf/Auto-UI.
|
| 342 |
+
|
| 343 |
+
---------------
|
| 344 |
+
|
| 345 |
+
### 06 Jun 2023 | [LIDA: A Tool for Automatic Generation of Grammar-Agnostic Visualizations and Infographics using Large Language Models](https://arxiv.org/abs/2303.02927) | [⬇️](https://arxiv.org/pdf/2303.02927)
|
| 346 |
+
*Victor Dibia*
|
| 347 |
+
|
| 348 |
+
Systems that support users in the automatic creation of visualizations must
|
| 349 |
+
address several subtasks - understand the semantics of data, enumerate relevant
|
| 350 |
+
visualization goals and generate visualization specifications. In this work, we
|
| 351 |
+
pose visualization generation as a multi-stage generation problem and argue
|
| 352 |
+
that well-orchestrated pipelines based on large language models (LLMs) such as
|
| 353 |
+
ChatGPT/GPT-4 and image generation models (IGMs) are suitable to addressing
|
| 354 |
+
these tasks. We present LIDA, a novel tool for generating grammar-agnostic
|
| 355 |
+
visualizations and infographics. LIDA comprises of 4 modules - A SUMMARIZER
|
| 356 |
+
that converts data into a rich but compact natural language summary, a GOAL
|
| 357 |
+
EXPLORER that enumerates visualization goals given the data, a VISGENERATOR
|
| 358 |
+
that generates, refines, executes and filters visualization code and an
|
| 359 |
+
INFOGRAPHER module that yields data-faithful stylized graphics using IGMs. LIDA
|
| 360 |
+
provides a python api, and a hybrid user interface (direct manipulation and
|
| 361 |
+
multilingual natural language) for interactive chart, infographics and data
|
| 362 |
+
story generation. Learn more about the project here -
|
| 363 |
+
https://microsoft.github.io/lida/
|
| 364 |
+
|
| 365 |
+
---------------
|
| 366 |
+
|
| 367 |
+
### 16 Feb 2023 | [VLTinT: Visual-Linguistic Transformer-in-Transformer for Coherent Video Paragraph Captioning](https://arxiv.org/abs/2211.15103) | [⬇️](https://arxiv.org/pdf/2211.15103)
|
| 368 |
+
*Kashu Yamazaki, Khoa Vo, Sang Truong, Bhiksha Raj, Ngan Le*
|
| 369 |
+
|
| 370 |
+
Video paragraph captioning aims to generate a multi-sentence description of
|
| 371 |
+
an untrimmed video with several temporal event locations in coherent
|
| 372 |
+
storytelling. Following the human perception process, where the scene is
|
| 373 |
+
effectively understood by decomposing it into visual (e.g. human, animal) and
|
| 374 |
+
non-visual components (e.g. action, relations) under the mutual influence of
|
| 375 |
+
vision and language, we first propose a visual-linguistic (VL) feature. In the
|
| 376 |
+
proposed VL feature, the scene is modeled by three modalities including (i) a
|
| 377 |
+
global visual environment; (ii) local visual main agents; (iii) linguistic
|
| 378 |
+
scene elements. We then introduce an autoregressive Transformer-in-Transformer
|
| 379 |
+
(TinT) to simultaneously capture the semantic coherence of intra- and
|
| 380 |
+
inter-event contents within a video. Finally, we present a new VL contrastive
|
| 381 |
+
loss function to guarantee learnt embedding features are matched with the
|
| 382 |
+
captions semantics. Comprehensive experiments and extensive ablation studies on
|
| 383 |
+
ActivityNet Captions and YouCookII datasets show that the proposed
|
| 384 |
+
Visual-Linguistic Transformer-in-Transform (VLTinT) outperforms prior
|
| 385 |
+
state-of-the-art methods on accuracy and diversity. Source code is made
|
| 386 |
+
publicly available at: https://github.com/UARK-AICV/VLTinT.
|
| 387 |
+
|
| 388 |
+
---------------
|
| 389 |
+
|
| 390 |
+
### 04 Mar 2021 | [FAtiMA Toolkit -- Toward an effective and accessible tool for the development of intelligent virtual agents and social robots](https://arxiv.org/abs/2103.03020) | [⬇️](https://arxiv.org/pdf/2103.03020)
|
| 391 |
+
*Samuel Mascarenhas, Manuel Guimar\~aes, Pedro A. Santos, Jo\~ao Dias, Rui Prada, Ana Paiva*
|
| 392 |
+
|
| 393 |
+
More than a decade has passed since the development of FearNot!, an
|
| 394 |
+
application designed to help children deal with bullying through role-playing
|
| 395 |
+
with virtual characters. It was also the application that led to the creation
|
| 396 |
+
of FAtiMA, an affective agent architecture for creating autonomous characters
|
| 397 |
+
that can evoke empathic responses. In this paper, we describe FAtiMA Toolkit, a
|
| 398 |
+
collection of open-source tools that is designed to help researchers, game
|
| 399 |
+
developers and roboticists incorporate a computational model of emotion and
|
| 400 |
+
decision-making in their work. The toolkit was developed with the goal of
|
| 401 |
+
making FAtiMA more accessible, easier to incorporate into different projects
|
| 402 |
+
and more flexible in its capabilities for human-agent interaction, based upon
|
| 403 |
+
the experience gathered over the years across different virtual environments
|
| 404 |
+
and human-robot interaction scenarios. As a result, this work makes several
|
| 405 |
+
different contributions to the field of Agent-Based Architectures. More
|
| 406 |
+
precisely, FAtiMA Toolkit's library based design allows developers to easily
|
| 407 |
+
integrate it with other frameworks, its meta-cognitive model affords different
|
| 408 |
+
internal reasoners and affective components and its explicit dialogue structure
|
| 409 |
+
gives control to the author even within highly complex scenarios. To
|
| 410 |
+
demonstrate the use of FAtiMA Toolkit, several different use cases where the
|
| 411 |
+
toolkit was successfully applied are described and discussed.
|
| 412 |
+
|
| 413 |
+
---------------
|
| 414 |
+
|
| 415 |
+
### 12 Sep 2022 | [emojiSpace: Spatial Representation of Emojis](https://arxiv.org/abs/2209.09871) | [⬇️](https://arxiv.org/pdf/2209.09871)
|
| 416 |
+
*Moeen Mostafavi, Mahsa Pahlavikhah Varnosfaderani, Fateme Nikseresht, Seyed Ahmad Mansouri*
|
| 417 |
+
|
| 418 |
+
In the absence of nonverbal cues during messaging communication, users
|
| 419 |
+
express part of their emotions using emojis. Thus, having emojis in the
|
| 420 |
+
vocabulary of text messaging language models can significantly improve many
|
| 421 |
+
natural language processing (NLP) applications such as online communication
|
| 422 |
+
analysis. On the other hand, word embedding models are usually trained on a
|
| 423 |
+
very large corpus of text such as Wikipedia or Google News datasets that
|
| 424 |
+
include very few samples with emojis. In this study, we create emojiSpace,
|
| 425 |
+
which is a combined word-emoji embedding using the word2vec model from the
|
| 426 |
+
Genism library in Python. We trained emojiSpace on a corpus of more than 4
|
| 427 |
+
billion tweets and evaluated it by implementing sentiment analysis on a Twitter
|
| 428 |
+
dataset containing more than 67 million tweets as an extrinsic task. For this
|
| 429 |
+
task, we compared the performance of two different classifiers of random forest
|
| 430 |
+
(RF) and linear support vector machine (SVM). For evaluation, we compared
|
| 431 |
+
emojiSpace performance with two other pre-trained embeddings and demonstrated
|
| 432 |
+
that emojiSpace outperforms both.
|
| 433 |
+
|
| 434 |
+
---------------
|
| 435 |
+
|
| 436 |
+
### 27 Jan 2020 | [CodeReef: an open platform for portable MLOps, reusable automation actions and reproducible benchmarking](https://arxiv.org/abs/2001.07935) | [⬇️](https://arxiv.org/pdf/2001.07935)
|
| 437 |
+
*Grigori Fursin, Herve Guillou and Nicolas Essayan*
|
| 438 |
+
|
| 439 |
+
We present CodeReef - an open platform to share all the components necessary
|
| 440 |
+
to enable cross-platform MLOps (MLSysOps), i.e. automating the deployment of ML
|
| 441 |
+
models across diverse systems in the most efficient way. We also introduce the
|
| 442 |
+
CodeReef solution - a way to package and share models as non-virtualized,
|
| 443 |
+
portable, customizable and reproducible archive files. Such ML packages include
|
| 444 |
+
JSON meta description of models with all dependencies, Python APIs, CLI actions
|
| 445 |
+
and portable workflows necessary to automatically build, benchmark, test and
|
| 446 |
+
customize models across diverse platforms, AI frameworks, libraries, compilers
|
| 447 |
+
and datasets. We demonstrate several CodeReef solutions to automatically build,
|
| 448 |
+
run and measure object detection based on SSD-Mobilenets, TensorFlow and COCO
|
| 449 |
+
dataset from the latest MLPerf inference benchmark across a wide range of
|
| 450 |
+
platforms from Raspberry Pi, Android phones and IoT devices to data centers.
|
| 451 |
+
Our long-term goal is to help researchers share their new techniques as
|
| 452 |
+
production-ready packages along with research papers to participate in
|
| 453 |
+
collaborative and reproducible benchmarking, compare the different
|
| 454 |
+
ML/software/hardware stacks and select the most efficient ones on a Pareto
|
| 455 |
+
frontier using online CodeReef dashboards.
|
| 456 |
+
|
| 457 |
+
---------------
|
| 458 |
+
|
| 459 |
+
### 28 Feb 2024 | [OmniACT: A Dataset and Benchmark for Enabling Multimodal Generalist Autonomous Agents for Desktop and Web](https://arxiv.org/abs/2402.17553) | [⬇️](https://arxiv.org/pdf/2402.17553)
|
| 460 |
+
*Raghav Kapoor, Yash Parag Butala, Melisa Russak, Jing Yu Koh, Kiran Kamble, Waseem Alshikh, Ruslan Salakhutdinov*
|
| 461 |
+
|
| 462 |
+
For decades, human-computer interaction has fundamentally been manual. Even
|
| 463 |
+
today, almost all productive work done on the computer necessitates human input
|
| 464 |
+
at every step. Autonomous virtual agents represent an exciting step in
|
| 465 |
+
automating many of these menial tasks. Virtual agents would empower users with
|
| 466 |
+
limited technical proficiency to harness the full possibilities of computer
|
| 467 |
+
systems. They could also enable the efficient streamlining of numerous computer
|
| 468 |
+
tasks, ranging from calendar management to complex travel bookings, with
|
| 469 |
+
minimal human intervention. In this paper, we introduce OmniACT, the
|
| 470 |
+
first-of-a-kind dataset and benchmark for assessing an agent's capability to
|
| 471 |
+
generate executable programs to accomplish computer tasks. Our scope extends
|
| 472 |
+
beyond traditional web automation, covering a diverse range of desktop
|
| 473 |
+
applications. The dataset consists of fundamental tasks such as "Play the next
|
| 474 |
+
song", as well as longer horizon tasks such as "Send an email to John Doe
|
| 475 |
+
mentioning the time and place to meet". Specifically, given a pair of screen
|
| 476 |
+
image and a visually-grounded natural language task, the goal is to generate a
|
| 477 |
+
script capable of fully executing the task. We run several strong baseline
|
| 478 |
+
language model agents on our benchmark. The strongest baseline, GPT-4, performs
|
| 479 |
+
the best on our benchmark However, its performance level still reaches only 15%
|
| 480 |
+
of the human proficiency in generating executable scripts capable of completing
|
| 481 |
+
the task, demonstrating the challenge of our task for conventional web agents.
|
| 482 |
+
Our benchmark provides a platform to measure and evaluate the progress of
|
| 483 |
+
language model agents in automating computer tasks and motivates future work
|
| 484 |
+
towards building multimodal models that bridge large language models and the
|
| 485 |
+
visual grounding of computer screens.
|
| 486 |
+
|
| 487 |
+
---------------
|
| 488 |
+
|
| 489 |
+
### 24 Mar 2021 | [Proactive Interaction Framework for Intelligent Social Receptionist Robots](https://arxiv.org/abs/2012.04832) | [⬇️](https://arxiv.org/pdf/2012.04832)
|
| 490 |
+
*Yang Xue, Fan Wang, Hao Tian, Min Zhao, Jiangyong Li, Haiqing Pan and Yueqiang Dong*
|
| 491 |
+
|
| 492 |
+
Proactive human-robot interaction (HRI) allows the receptionist robots to
|
| 493 |
+
actively greet people and offer services based on vision, which has been found
|
| 494 |
+
to improve acceptability and customer satisfaction. Existing approaches are
|
| 495 |
+
either based on multi-stage decision processes or based on end-to-end decision
|
| 496 |
+
models. However, the rule-based approaches require sedulous expert efforts and
|
| 497 |
+
only handle minimal pre-defined scenarios. On the other hand, existing works
|
| 498 |
+
with end-to-end models are limited to very general greetings or few behavior
|
| 499 |
+
patterns (typically less than 10). To address those challenges, we propose a
|
| 500 |
+
new end-to-end framework, the TransFormer with Visual Tokens for Human-Robot
|
| 501 |
+
Interaction (TFVT-HRI). The proposed framework extracts visual tokens of
|
| 502 |
+
relative objects from an RGB camera first. To ensure the correct interpretation
|
| 503 |
+
of the scenario, a transformer decision model is then employed to process the
|
| 504 |
+
visual tokens, which is augmented with the temporal and spatial information. It
|
| 505 |
+
predicts the appropriate action to take in each scenario and identifies the
|
| 506 |
+
right target. Our data is collected from an in-service receptionist robot in an
|
| 507 |
+
office building, which is then annotated by experts for appropriate proactive
|
| 508 |
+
behavior. The action set includes 1000+ diverse patterns by combining language,
|
| 509 |
+
emoji expression, and body motions. We compare our model with other SOTA
|
| 510 |
+
end-to-end models on both offline test sets and online user experiments in
|
| 511 |
+
realistic office building environments to validate this framework. It is
|
| 512 |
+
demonstrated that the decision model achieves SOTA performance in action
|
| 513 |
+
triggering and selection, resulting in more humanness and intelligence when
|
| 514 |
+
compared with the previous reactive reception policies.
|
| 515 |
+
|
| 516 |
+
---------------
|
| 517 |
+
|
| 518 |
+
### 15 Mar 2023 | [Sustainable Cloud Services for Verbal Interaction with Embodied Agents](https://arxiv.org/abs/2203.02606) | [⬇️](https://arxiv.org/pdf/2203.02606)
|
| 519 |
+
*Lucrezia Grassi, Carmine Tommaso Recchiuto, Antonio Sgorbissa*
|
| 520 |
+
|
| 521 |
+
This article presents the design and the implementation of a cloud system for
|
| 522 |
+
knowledge-based autonomous interaction devised for Social Robots and other
|
| 523 |
+
conversational agents. The system is particularly convenient for low-cost
|
| 524 |
+
robots and devices: it can be used as a stand-alone dialogue system or as an
|
| 525 |
+
integration to provide "background" dialogue capabilities to any preexisting
|
| 526 |
+
Natural Language Processing ability that the robot may already have as part of
|
| 527 |
+
its basic skills. By connecting to the cloud, developers are provided with a
|
| 528 |
+
sustainable solution to manage verbal interaction through a network connection,
|
| 529 |
+
with about 3,000 topics of conversation ready for "chit-chatting" and a library
|
| 530 |
+
of pre-cooked plans that only needs to be grounded into the robot's physical
|
| 531 |
+
capabilities. The system is structured as a set of REST API endpoints so that
|
| 532 |
+
it can be easily expanded by adding new APIs to improve the capabilities of the
|
| 533 |
+
clients connected to the cloud. Another key feature of the system is that it
|
| 534 |
+
has been designed to make the development of its clients straightforward: in
|
| 535 |
+
this way, multiple robots and devices can be easily endowed with the capability
|
| 536 |
+
of autonomously interacting with the user, understanding when to perform
|
| 537 |
+
specific actions, and exploiting all the information provided by cloud
|
| 538 |
+
services. The article outlines and discusses the results of the experiments
|
| 539 |
+
performed to assess the system's performance in terms of response time, paving
|
| 540 |
+
the way for its use both for research and market solutions. Links to
|
| 541 |
+
repositories with clients for ROS and popular robots such as Pepper and NAO are
|
| 542 |
+
available on request.
|
| 543 |
+
|
| 544 |
+
---------------<s>[INST] Context:
|
| 545 |
+
1. <b> AgentAvatar: Disentangling Planning, Driving and Rendering for Photorealistic Avatar Agents </b>
|
| 546 |
+
Abstract: In this study, our goal is to create interactive avatar agents that can
|
| 547 |
+
autonomously plan and animate nuanced facial movements realistically, from both
|
| 548 |
+
visual and behavioral perspectives. Given high-level inputs about the
|
| 549 |
+
environment and agent profile, our framework harnesses LLMs to produce a series
|
| 550 |
+
of detailed text descriptions of the avatar agents' facial motions. These
|
| 551 |
+
descriptions are then processed by our task-agnostic driving engine into motion
|
| 552 |
+
token sequences, which are subsequently converted into continuous motion
|
| 553 |
+
embeddings that are further consumed by our standalone neural-based renderer to
|
| 554 |
+
generate the final photorealistic avatar animations. These streamlined
|
| 555 |
+
processes allow our framework to adapt to a variety of non-verbal avatar
|
| 556 |
+
interactions, both monadic and dyadic. Our extensive study, which includes
|
| 557 |
+
experiments on both newly compiled and existing datasets featuring two types of
|
| 558 |
+
agents -- one capable of monadic interaction with the environment, and the
|
| 559 |
+
other designed for dyadic conversation -- validates the effectiveness and
|
| 560 |
+
versatility of our approach. To our knowledge, we advanced a leap step by
|
| 561 |
+
combining LLMs and neural rendering for generalized non-verbal prediction and
|
| 562 |
+
photo-realistic rendering of avatar agents.
|
| 563 |
+
2. <b> Caption Anything: Interactive Image Description with Diverse Multimodal Controls </b>
|
| 564 |
+
Abstract: Controllable image captioning is an emerging multimodal topic that aims to
|
| 565 |
+
describe the image with natural language following human purpose,
|
| 566 |
+
$\textit{e.g.}$, looking at the specified regions or telling in a particular
|
| 567 |
+
text style. State-of-the-art methods are trained on annotated pairs of input
|
| 568 |
+
controls and output captions. However, the scarcity of such well-annotated
|
| 569 |
+
multimodal data largely limits their usability and scalability for interactive
|
| 570 |
+
AI systems. Leveraging unimodal instruction-following foundation models is a
|
| 571 |
+
promising alternative that benefits from broader sources of data. In this
|
| 572 |
+
paper, we present Caption AnyThing (CAT), a foundation model augmented image
|
| 573 |
+
captioning framework supporting a wide range of multimodel controls: 1) visual
|
| 574 |
+
controls, including points, boxes, and trajectories; 2) language controls, such
|
| 575 |
+
as sentiment, length, language, and factuality. Powered by Segment Anything
|
| 576 |
+
Model (SAM) and ChatGPT, we unify the visual and language prompts into a
|
| 577 |
+
modularized framework, enabling the flexible combination between different
|
| 578 |
+
controls. Extensive case studies demonstrate the user intention alignment
|
| 579 |
+
capabilities of our framework, shedding light on effective user interaction
|
| 580 |
+
modeling in vision-language applications. Our code is publicly available at
|
| 581 |
+
https://github.com/ttengwang/Caption-Anything.
|
| 582 |
+
3. <b> Kosmos-2: Grounding Multimodal Large Language Models to the World </b>
|
| 583 |
+
Abstract: We introduce Kosmos-2, a Multimodal Large Language Model (MLLM), enabling new
|
| 584 |
+
capabilities of perceiving object descriptions (e.g., bounding boxes) and
|
| 585 |
+
grounding text to the visual world. Specifically, we represent refer
|
| 586 |
+
expressions as links in Markdown, i.e., ``[text span](bounding boxes)'', where
|
| 587 |
+
object descriptions are sequences of location tokens. Together with multimodal
|
| 588 |
+
corpora, we construct large-scale data of grounded image-text pairs (called
|
| 589 |
+
GrIT) to train the model. In addition to the existing capabilities of MLLMs
|
| 590 |
+
(e.g., perceiving general modalities, following instructions, and performing
|
| 591 |
+
in-context learning), Kosmos-2 integrates the grounding capability into
|
| 592 |
+
downstream applications. We evaluate Kosmos-2 on a wide range of tasks,
|
| 593 |
+
including (i) multimodal grounding, such as referring expression comprehension,
|
| 594 |
+
and phrase grounding, (ii) multimodal referring, such as referring expression
|
| 595 |
+
generation, (iii) perception-language tasks, and (iv) language understanding
|
| 596 |
+
and generation. This work lays out the foundation for the development of
|
| 597 |
+
Embodiment AI and sheds light on the big convergence of language, multimodal
|
| 598 |
+
perception, action, and world modeling, which is a key step toward artificial
|
| 599 |
+
general intelligence. Code and pretrained models are available at
|
| 600 |
+
https://aka.ms/kosmos-2.
|
| 601 |
+
4. <b> ScreenAI: A Vision-Language Model for UI and Infographics Understanding </b>
|
| 602 |
+
Abstract: Screen user interfaces (UIs) and infographics, sharing similar visual
|
| 603 |
+
language and design principles, play important roles in human communication and
|
| 604 |
+
human-machine interaction. We introduce ScreenAI, a vision-language model that
|
| 605 |
+
specializes in UI and infographics understanding. Our model improves upon the
|
| 606 |
+
PaLI architecture with the flexible patching strategy of pix2struct and is
|
| 607 |
+
trained on a unique mixture of datasets. At the heart of this mixture is a
|
| 608 |
+
novel screen annotation task in which the model has to identify the type and
|
| 609 |
+
location of UI elements. We use these text annotations to describe screens to
|
| 610 |
+
Large Language Models and automatically generate question-answering (QA), UI
|
| 611 |
+
navigation, and summarization training datasets at scale. We run ablation
|
| 612 |
+
studies to demonstrate the impact of these design choices. At only 5B
|
| 613 |
+
parameters, ScreenAI achieves new state-of-the-artresults on UI- and
|
| 614 |
+
infographics-based tasks (Multi-page DocVQA, WebSRC, MoTIF and Widget
|
| 615 |
+
Captioning), and new best-in-class performance on others (Chart QA, DocVQA, and
|
| 616 |
+
InfographicVQA) compared to models of similar size. Finally, we release three
|
| 617 |
+
new datasets: one focused on the screen annotation task and two others focused
|
| 618 |
+
on question answering.
|
| 619 |
+
5. <b> ThingTalk: An Extensible, Executable Representation Language for Task-Oriented Dialogues </b>
|
| 620 |
+
Abstract: Task-oriented conversational agents rely on semantic parsers to translate
|
| 621 |
+
natural language to formal representations. In this paper, we propose the
|
| 622 |
+
design and rationale of the ThingTalk formal representation, and how the design
|
| 623 |
+
improves the development of transactional task-oriented agents.
|
| 624 |
+
ThingTalk is built on four core principles: (1) representing user requests
|
| 625 |
+
directly as executable statements, covering all the functionality of the agent,
|
| 626 |
+
(2) representing dialogues formally and succinctly to support accurate
|
| 627 |
+
contextual semantic parsing, (3) standardizing types and interfaces to maximize
|
| 628 |
+
reuse between agents, and (4) allowing multiple, independently-developed agents
|
| 629 |
+
to be composed in a single virtual assistant. ThingTalk is developed as part of
|
| 630 |
+
the Genie Framework that allows developers to quickly build transactional
|
| 631 |
+
agents given a database and APIs.
|
| 632 |
+
We compare ThingTalk to existing representations: SMCalFlow, SGD, TreeDST.
|
| 633 |
+
Compared to the others, the ThingTalk design is both more general and more
|
| 634 |
+
cost-effective. Evaluated on the MultiWOZ benchmark, using ThingTalk and
|
| 635 |
+
associated tools yields a new state of the art accuracy of 79% turn-by-turn.
|
| 636 |
+
6. <b> 3D-GPT: Procedural 3D Modeling with Large Language Models </b>
|
| 637 |
+
Abstract: In the pursuit of efficient automated content creation, procedural
|
| 638 |
+
generation, leveraging modifiable parameters and rule-based systems, emerges as
|
| 639 |
+
a promising approach. Nonetheless, it could be a demanding endeavor, given its
|
| 640 |
+
intricate nature necessitating a deep understanding of rules, algorithms, and
|
| 641 |
+
parameters. To reduce workload, we introduce 3D-GPT, a framework utilizing
|
| 642 |
+
large language models~(LLMs) for instruction-driven 3D modeling. 3D-GPT
|
| 643 |
+
positions LLMs as proficient problem solvers, dissecting the procedural 3D
|
| 644 |
+
modeling tasks into accessible segments and appointing the apt agent for each
|
| 645 |
+
task. 3D-GPT integrates three core agents: the task dispatch agent, the
|
| 646 |
+
conceptualization agent, and the modeling agent. They collaboratively achieve
|
| 647 |
+
two objectives. First, it enhances concise initial scene descriptions, evolving
|
| 648 |
+
them into detailed forms while dynamically adapting the text based on
|
| 649 |
+
subsequent instructions. Second, it integrates procedural generation,
|
| 650 |
+
extracting parameter values from enriched text to effortlessly interface with
|
| 651 |
+
3D software for asset creation. Our empirical investigations confirm that
|
| 652 |
+
3D-GPT not only interprets and executes instructions, delivering reliable
|
| 653 |
+
results but also collaborates effectively with human designers. Furthermore, it
|
| 654 |
+
seamlessly integrates with Blender, unlocking expanded manipulation
|
| 655 |
+
possibilities. Our work highlights the potential of LLMs in 3D modeling,
|
| 656 |
+
offering a basic framework for future advancements in scene generation and
|
| 657 |
+
animation.
|
| 658 |
+
7. <b> Embodied Task Planning with Large Language Models </b>
|
| 659 |
+
Abstract: Equipping embodied agents with commonsense is important for robots to
|
| 660 |
+
successfully complete complex human instructions in general environments.
|
| 661 |
+
Recent large language models (LLM) can embed rich semantic knowledge for agents
|
| 662 |
+
in plan generation of complex tasks, while they lack the information about the
|
| 663 |
+
realistic world and usually yield infeasible action sequences. In this paper,
|
| 664 |
+
we propose a TAsk Planing Agent (TaPA) in embodied tasks for grounded planning
|
| 665 |
+
with physical scene constraint, where the agent generates executable plans
|
| 666 |
+
according to the existed objects in the scene by aligning LLMs with the visual
|
| 667 |
+
perception models. Specifically, we first construct a multimodal dataset
|
| 668 |
+
containing triplets of indoor scenes, instructions and action plans, where we
|
| 669 |
+
provide the designed prompts and the list of existing objects in the scene for
|
| 670 |
+
GPT-3.5 to generate a large number of instructions and corresponding planned
|
| 671 |
+
actions. The generated data is leveraged for grounded plan tuning of
|
| 672 |
+
pre-trained LLMs. During inference, we discover the objects in the scene by
|
| 673 |
+
extending open-vocabulary object detectors to multi-view RGB images collected
|
| 674 |
+
in different achievable locations. Experimental results show that the generated
|
| 675 |
+
plan from our TaPA framework can achieve higher success rate than LLaVA and
|
| 676 |
+
GPT-3.5 by a sizable margin, which indicates the practicality of embodied task
|
| 677 |
+
planning in general and complex environments.
|
| 678 |
+
8. <b> Joint Representation Learning for Text and 3D Point Cloud </b>
|
| 679 |
+
Abstract: Recent advancements in vision-language pre-training (e.g. CLIP) have shown
|
| 680 |
+
that vision models can benefit from language supervision. While many models
|
| 681 |
+
using language modality have achieved great success on 2D vision tasks, the
|
| 682 |
+
joint representation learning of 3D point cloud with text remains
|
| 683 |
+
under-explored due to the difficulty of 3D-Text data pair acquisition and the
|
| 684 |
+
irregularity of 3D data structure. In this paper, we propose a novel Text4Point
|
| 685 |
+
framework to construct language-guided 3D point cloud models. The key idea is
|
| 686 |
+
utilizing 2D images as a bridge to connect the point cloud and the language
|
| 687 |
+
modalities. The proposed Text4Point follows the pre-training and fine-tuning
|
| 688 |
+
paradigm. During the pre-training stage, we establish the correspondence of
|
| 689 |
+
images and point clouds based on the readily available RGB-D data and use
|
| 690 |
+
contrastive learning to align the image and point cloud representations.
|
| 691 |
+
Together with the well-aligned image and text features achieved by CLIP, the
|
| 692 |
+
point cloud features are implicitly aligned with the text embeddings. Further,
|
| 693 |
+
we propose a Text Querying Module to integrate language information into 3D
|
| 694 |
+
representation learning by querying text embeddings with point cloud features.
|
| 695 |
+
For fine-tuning, the model learns task-specific 3D representations under
|
| 696 |
+
informative language guidance from the label set without 2D images. Extensive
|
| 697 |
+
experiments demonstrate that our model shows consistent improvement on various
|
| 698 |
+
downstream tasks, such as point cloud semantic segmentation, instance
|
| 699 |
+
segmentation, and object detection. The code will be available here:
|
| 700 |
+
https://github.com/LeapLabTHU/Text4Point
|
| 701 |
+
9. <b> Executable Code Actions Elicit Better LLM Agents </b>
|
| 702 |
+
Abstract: Large Language Model (LLM) agents, capable of performing a broad range of
|
| 703 |
+
actions, such as invoking tools and controlling robots, show great potential in
|
| 704 |
+
tackling real-world challenges. LLM agents are typically prompted to produce
|
| 705 |
+
actions by generating JSON or text in a pre-defined format, which is usually
|
| 706 |
+
limited by constrained action space (e.g., the scope of pre-defined tools) and
|
| 707 |
+
restricted flexibility (e.g., inability to compose multiple tools). This work
|
| 708 |
+
proposes to use executable Python code to consolidate LLM agents' actions into
|
| 709 |
+
a unified action space (CodeAct). Integrated with a Python interpreter, CodeAct
|
| 710 |
+
can execute code actions and dynamically revise prior actions or emit new
|
| 711 |
+
actions upon new observations through multi-turn interactions. Our extensive
|
| 712 |
+
analysis of 17 LLMs on API-Bank and a newly curated benchmark shows that
|
| 713 |
+
CodeAct outperforms widely used alternatives (up to 20% higher success rate).
|
| 714 |
+
The encouraging performance of CodeAct motivates us to build an open-source LLM
|
| 715 |
+
agent that interacts with environments by executing interpretable code and
|
| 716 |
+
collaborates with users using natural language. To this end, we collect an
|
| 717 |
+
instruction-tuning dataset CodeActInstruct that consists of 7k multi-turn
|
| 718 |
+
interactions using CodeAct. We show that it can be used with existing data to
|
| 719 |
+
improve models in agent-oriented tasks without compromising their general
|
| 720 |
+
capability. CodeActAgent, finetuned from Llama2 and Mistral, is integrated with
|
| 721 |
+
Python interpreter and uniquely tailored to perform sophisticated tasks (e.g.,
|
| 722 |
+
model training) using existing libraries and autonomously self-debug.
|
| 723 |
+
10. <b> VisualWebArena: Evaluating Multimodal Agents on Realistic Visual Web Tasks </b>
|
| 724 |
+
Abstract: Autonomous agents capable of planning, reasoning, and executing actions on
|
| 725 |
+
the web offer a promising avenue for automating computer tasks. However, the
|
| 726 |
+
majority of existing benchmarks primarily focus on text-based agents,
|
| 727 |
+
neglecting many natural tasks that require visual information to effectively
|
| 728 |
+
solve. Given that most computer interfaces cater to human perception, visual
|
| 729 |
+
information often augments textual data in ways that text-only models struggle
|
| 730 |
+
to harness effectively. To bridge this gap, we introduce VisualWebArena, a
|
| 731 |
+
benchmark designed to assess the performance of multimodal web agents on
|
| 732 |
+
realistic \textit{visually grounded tasks}. VisualWebArena comprises of a set
|
| 733 |
+
of diverse and complex web-based tasks that evaluate various capabilities of
|
| 734 |
+
autonomous multimodal agents. To perform on this benchmark, agents need to
|
| 735 |
+
accurately process image-text inputs, interpret natural language instructions,
|
| 736 |
+
and execute actions on websites to accomplish user-defined objectives. We
|
| 737 |
+
conduct an extensive evaluation of state-of-the-art LLM-based autonomous
|
| 738 |
+
agents, including several multimodal models. Through extensive quantitative and
|
| 739 |
+
qualitative analysis, we identify several limitations of text-only LLM agents,
|
| 740 |
+
and reveal gaps in the capabilities of state-of-the-art multimodal language
|
| 741 |
+
agents. VisualWebArena provides a framework for evaluating multimodal
|
| 742 |
+
autonomous language agents, and offers insights towards building stronger
|
| 743 |
+
autonomous agents for the web.
|
| 744 |
+
""")
|