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Related papers: Non-Collaborative User Simulators for Tool Agents

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Testing humanoid robots with users is slow, causes wear, and limits iteration and diversity. Yet screening agents must master conversational timing, prosody, backchannels, and what to attend to in faces and speech for Depression and PTSD.…

Machine Learning · Computer Science 2025-12-11 Filippo Cenacchi , Deborah Richards , Longbing Cao

LLM-based user simulation is the primary mechanism for end-to-end agent evaluation, yet simulated users are poor proxies for real humans: unconstrained LLM defaults produce a Formalism Ceiling (style match rates of 6-8% against real users),…

Human-Computer Interaction · Computer Science 2026-05-21 Ming Zhu , Juntao Tan , Rithesh Murthy , Jielin Qiu , Liangwei Yang , Wenting Zhao , Silvio Savarese , Shelby Heinecke , Huan Wang

Numerical simulation is one of the mainstream methods in scientific research, typically performed by professional engineers. With the advancement of multi-agent technology, using collaborating agents to replicate human behavior shows…

Multiagent Systems · Computer Science 2026-01-13 Chunwei Yang , Yankai Wang , Jianxiang Tang , Haojie Qu , Ziqiang Zou , YuLiu , Chunrui Deng , Zhifang Qiu , Ming Ding

We introduce CollabToolBuilder, a flexible multiagent LLM framework with expert-in-the-loop (HITL) guidance that iteratively learns to create tools for a target goal, aligning with human intent and process, while minimizing time for…

Artificial Intelligence · Computer Science 2025-12-02 Daull Xavier , Patrice Bellot , Emmanuel Bruno , Vincent Martin , Elisabeth Murisasco

Social simulation is transforming traditional social science research by modeling human behavior through interactions between virtual individuals and their environments. With recent advances in large language models (LLMs), this approach…

As cities evolve toward more complex and multimodal transportation systems, the need for human-centered multi-agent simulation tools has never been more urgent. Yet most existing platforms remain limited - they often separate different…

Multiagent Systems · Computer Science 2025-07-16 Shiva Azimi , Arash Tavakoli

Interacting with human agents in complex scenarios presents a significant challenge for robotic navigation, particularly in environments that necessitate both collision avoidance and collaborative interaction, such as indoor spaces. Unlike…

Robotics · Computer Science 2024-11-07 Lingfeng Sun , Yixiao Wang , Pin-Yun Hung , Changhao Wang , Xiang Zhang , Zhuo Xu , Masayoshi Tomizuka

Task-oriented dialogue systems (TDSs) are assessed mainly in an offline setting or through human evaluation. The evaluation is often limited to single-turn or is very time-intensive. As an alternative, user simulators that mimic user…

Computation and Language · Computer Science 2023-11-06 Weiwei Sun , Shuyu Guo , Shuo Zhang , Pengjie Ren , Zhumin Chen , Maarten de Rijke , Zhaochun Ren

Conversational recommender systems (CRS) enhance user experience through multi-turn interactions, yet evaluating CRS remains challenging. User simulators can provide comprehensive evaluations through interactions with CRS, but building…

Human-Computer Interaction · Computer Science 2025-08-01 Luyu Chen , Quanyu Dai , Zeyu Zhang , Xueyang Feng , Mingyu Zhang , Pengcheng Tang , Xu Chen , Yue Zhu , Zhenhua Dong

Just as computational simulations of atoms, molecules and cells have shaped the way we study the sciences, true-to-life simulations of human-like agents can be valuable tools for studying human behavior. We propose Humanoid Agents, a system…

Computation and Language · Computer Science 2023-10-10 Zhilin Wang , Yu Ying Chiu , Yu Cheung Chiu

With the rapid advancements in Large Language Models (LLMs), an increasing number of studies have leveraged LLMs as the cognitive core of agents to address complex task decision-making challenges. Specially, recent research has demonstrated…

Multiagent Systems · Computer Science 2025-03-13 Di Zhao , Longhui Ma , Siwei Wang , Miao Wang , Zhao Lv

Recent advances in large language models (LLMs) have opened new avenues for applying multi-agent systems in very large-scale simulations. However, there remain several challenges when conducting multi-agent simulations with existing…

Multiagent Systems · Computer Science 2024-10-29 Xuchen Pan , Dawei Gao , Yuexiang Xie , Yushuo Chen , Zhewei Wei , Yaliang Li , Bolin Ding , Ji-Rong Wen , Jingren Zhou

Recent advancements in multimodal generative AI (GenAI) enable the creation of personal context-aware real-time agents that, for example, can augment user workflows by following their on-screen activities and providing contextual…

Human-Computer Interaction · Computer Science 2025-10-09 Frederic Gmeiner , Kenneth Holstein , Nikolas Martelaro

Game-theoretic dynamics between AI agents could differ from traditional human-human interactions in various ways. One such difference is that it may be possible to accurately simulate an AI agent, for example because its source code is…

Artificial Intelligence · Computer Science 2024-03-05 Vojtech Kovarik , Caspar Oesterheld , Vincent Conitzer

User simulation is essential for generating enough data to train a statistical spoken dialogue system. Previous models for user simulation suffer from several drawbacks, such as the inability to take dialogue history into account, the need…

Computation and Language · Computer Science 2016-07-04 Layla El Asri , Jing He , Kaheer Suleman

Building agents with adaptive behavior in cooperative tasks stands as a paramount goal in the realm of multi-agent systems. Current approaches to developing cooperative agents rely primarily on learning-based methods, whose policy…

Modern virtual personal assistants provide a convenient interface for completing daily tasks via voice commands. An important consideration for these assistants is the ability to recover from automatic speech recognition (ASR) and natural…

Computation and Language · Computer Science 2017-12-13 Maryam Fazel-Zarandi , Shang-Wen Li , Jin Cao , Jared Casale , Peter Henderson , David Whitney , Alborz Geramifard

This paper introduces a novel framework for simulating and analyzing how uncooperative behaviors can destabilize or collapse LLM-based multi-agent systems. Our framework includes two key components: (1) a game theory-based taxonomy of…

Multiagent Systems · Computer Science 2026-01-13 Devang Kulshreshtha , Wanyu Du , Raghav Jain , Srikanth Doss , Hang Su , Sandesh Swamy , Yanjun Qi

Interface agents powered by generative AI models (referred to as "agents") can automate actions based on user commands. An important aspect of developing agents is their user experience (i.e., agent experience). There is a growing need to…

Human-Computer Interaction · Computer Science 2025-10-15 Jenny T. Liang , Titus Barik , Jeffrey Nichols , Eldon Schoop , Ruijia Cheng

Reactive and safe agent modelings are important for nowadays traffic simulator designs and safe planning applications. In this work, we proposed a reactive agent model which can ensure safety without comprising the original purposes, by…

Multiagent Systems · Computer Science 2021-09-15 Yue Meng , Zengyi Qin , Chuchu Fan