activity
20232026
most citedFrom Persona to Personalization: A Survey on Role-Playing Language Agents

14 citations · 44 across the 19 of their papers we have counts for

collaborators

22 papers

cs.CL2026

From AI Assistant to AI Scientist: Autonomous Discovery of LLM-RL Algorithms with LLM Agents

Sirui Xia, Yikai Zhang, Aili Chen +3

Discovering improved policy optimization algorithms for language models remains a costly manual process requiring repeated mechanism-level modification and validation. Unlike simpl…

cs.AI2026

DIVE: Scaling Diversity in Agentic Task Synthesis for Generalizable Tool Use

Aili Chen, Chi Zhang, Junteng Liu +11

Recent work synthesizes agentic tasks for post-training tool-using LLMs, yet robust generalization under shifts in tasks and toolsets remains an open challenge. We trace this britt…

cs.LG2026

HER: Human-like Reasoning and Reinforcement Learning for LLM Role-playing

Chengyu Du, Xintao Wang, Aili Chen +11

LLM role-playing, i.e., using LLMs to simulate specific personas, has emerged as a key capability in various applications, such as companionship, content creation and digital games…

cs.CL2025

Curse of Knowledge: When Complex Evaluation Context Benefits yet Biases LLM Judges

Weiyuan Li, Xintao Wang, Siyu Yuan +5

As large language models (LLMs) grow more capable, they face increasingly diverse and complex tasks, making reliable evaluation challenging. The paradigm of LLMs as judges has emer…

cs.CL2025

Enhancing Language Agent Strategic Reasoning through Self-Play in Adversarial Games

Yikai Zhang, Ye Rong, Siyu Yuan +3

Existing language agents often encounter difficulties in dynamic adversarial games due to poor strategic reasoning. To mitigate this limitation, a promising approach is to allow ag…

cs.CL2025

ARIA: Training Language Agents with Intention-Driven Reward Aggregation

Ruihan Yang, Yikai Zhang, Aili Chen +5

Large language models (LLMs) have enabled agents to perform complex reasoning and decision-making through free-form language interactions. However, in open-ended language action en…

cs.CL2025

Can LLMs Learn to Map the World from Local Descriptions?

Sirui Xia, Aili Chen, Xintao Wang +4

Recent advances in Large Language Models (LLMs) have demonstrated strong capabilities in tasks such as code and mathematics. However, their potential to internalize structured spat…

cs.CL2025

ARM: Adaptive Reasoning Model

Siye Wu, Jian Xie, Yikai Zhang +4

While large reasoning models demonstrate strong performance on complex tasks, they lack the ability to adjust reasoning token usage based on task difficulty. This often leads to th…

cs.CL2025

MCiteBench: A Multimodal Benchmark for Generating Text with Citations

Caiyu Hu, Yikai Zhang, Tinghui Zhu +2

Multimodal Large Language Models (MLLMs) have advanced in integrating diverse modalities but frequently suffer from hallucination. A promising solution to mitigate this issue is to…

cs.CL2025

DEEPER Insight into Your User: Directed Persona Refinement for Dynamic Persona Modeling

Aili Chen, Chengyu Du, Jiangjie Chen +6

To advance personalized applications such as recommendation systems and user behavior prediction, recent research increasingly adopts large language models (LLMs) for human -readab…

cs.CL2025

CoSER: A Comprehensive Literary Dataset and Framework for Training and Evaluating LLM Role-Playing and Persona Simulation

Xintao Wang, Heng Wang, Yifei Zhang +9

Role-playing language agents (RPLAs) have emerged as promising applications of large language models (LLMs). However, simulating established characters presents a challenging task…

cs.AI2024

Revealing the Barriers of Language Agents in Planning

Jian Xie, Kexun Zhang, Jiangjie Chen +5

Autonomous planning has been an ongoing pursuit since the inception of artificial intelligence. Based on curated problem solvers, early planning agents could deliver precise soluti…

cs.AI2024★ 5 cited

TravelAgent: An AI Assistant for Personalized Travel Planning

Aili Chen, Xuyang Ge, Ziquan Fu +2

As global tourism expands and artificial intelligence technology advances, intelligent travel planning services have emerged as a significant research focus. Within dynamic real-wo…

cs.CL2024★ 2 cited

SelfGoal: Your Language Agents Already Know How to Achieve High-level Goals

Ruihan Yang, Jiangjie Chen, Yikai Zhang +5

Language agents powered by large language models (LLMs) are increasingly valuable as decision-making tools in domains such as gaming and programming. However, these agents often fa…

cs.CL2024

SurveyAgent: A Conversational System for Personalized and Efficient Research Survey

Xintao Wang, Jiangjie Chen, Nianqi Li +6

In the rapidly advancing research fields such as AI, managing and staying abreast of the latest scientific literature has become a significant challenge for researchers. Although p…

cs.CL2024★ 14 cited

From Persona to Personalization: A Survey on Role-Playing Language Agents

Jiangjie Chen, Xintao Wang, Rui Xu +15

Recent advancements in large language models (LLMs) have significantly boosted the rise of Role-Playing Language Agents (RPLAs), i.e., specialized AI systems designed to simulate a…

cs.AI2024★ 1 cited

Character is Destiny: Can Role-Playing Language Agents Make Persona-Driven Decisions?

Rui Xu, Xintao Wang, Jiangjie Chen +6

Can Large Language Models (LLMs) simulate humans in making important decisions? Recent research has unveiled the potential of using LLMs to develop role-playing language agents (RP…

cs.CL2024★ 3 cited

How Easily do Irrelevant Inputs Skew the Responses of Large Language Models?

Siye Wu, Jian Xie, Jiangjie Chen +3

By leveraging the retrieval of information from external knowledge databases, Large Language Models (LLMs) exhibit enhanced capabilities for accomplishing many knowledge-intensive…

cs.CL2024

TimeArena: Shaping Efficient Multitasking Language Agents in a Time-Aware Simulation

Yikai Zhang, Siyu Yuan, Caiyu Hu +3

Despite remarkable advancements in emulating human-like behavior through Large Language Models (LLMs), current textual simulations do not adequately address the notion of time. To…

cs.CL2024

GumbelSoft: Diversified Language Model Watermarking via the GumbelMax-trick

Jiayi Fu, Xuandong Zhao, Ruihan Yang +3

Large language models (LLMs) excellently generate human-like text, but also raise concerns about misuse in fake news and academic dishonesty. Decoding-based watermark, particularly…

cs.CL2024★ 14 cited

TravelPlanner: A Benchmark for Real-World Planning with Language Agents

Jian Xie, Kai Zhang, Jiangjie Chen +5

Planning has been part of the core pursuit for artificial intelligence since its conception, but earlier AI agents mostly focused on constrained settings because many of the cognit…

cs.CL2023★ 5 cited

InCharacter: Evaluating Personality Fidelity in Role-Playing Agents through Psychological Interviews

Xintao Wang, Yunze Xiao, Jen-tse Huang +10

Role-playing agents (RPAs), powered by large language models, have emerged as a flourishing field of applications. However, a key challenge lies in assessing whether RPAs accuratel…