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Generative agent simulations operate at two scales: individual personas for character interaction, and population models for collective behavior analysis and intervention testing. We propose a third scale: meso-level simulation -…

Human-Computer Interaction · Computer Science 2026-03-31 Huanxing Chen , Aditesh Kumar

Motivation. Association studies have been widely used to search for associations between common genetic variants observations and a given phenotype. However, it is now generally accepted that genes and environment must be examined jointly…

Modeling subrational agents, such as humans or economic households, is inherently challenging due to the difficulty in calibrating reinforcement learning models or collecting data that involves human subjects. Existing work highlights the…

Artificial Intelligence · Computer Science 2024-02-15 Andrea Coletta , Kshama Dwarakanath , Penghang Liu , Svitlana Vyetrenko , Tucker Balch

Simulating nuanced user experiences within complex interactive search systems poses distinct challenge for traditional methodologies, which often rely on static user proxies or, more recently, on standalone large language model (LLM) agents…

Information Retrieval · Computer Science 2026-03-02 Saber Zerhoudi , Michael Granitzer

The increasing use of synthetic data generated by Large Language Models (LLMs) presents both opportunities and challenges in data-driven applications. While synthetic data provides a cost-effective, scalable alternative to real-world data…

Computation and Language · Computer Science 2025-07-25 Tevin Atwal , Chan Nam Tieu , Yefeng Yuan , Zhan Shi , Yuhong Liu , Liang Cheng

Requirements elicitation, a critical, yet time-consuming and challenging step in product development, often fails to capture the full spectrum of user needs. This may lead to products that fall short of expectations. This paper introduces a…

Human-Computer Interaction · Computer Science 2024-04-26 Mohammadmehdi Ataei , Hyunmin Cheong , Daniele Grandi , Ye Wang , Nigel Morris , Alexander Tessier

Digital footprints (records of individuals' interactions with digital systems) are essential for studying behavior, developing personalized applications, and training machine learning models. However, research in this area is often hindered…

Computation and Language · Computer Science 2026-03-13 Minjia Wang , Yunfeng Wang , Xiao Ma , Dexin Lv , Qifan Guo , Lynn Zheng , Benliang Wang , Lei Wang , Jiannan Li , Yongwei Xing , David Xu , Zheng Sun

Usability evaluation is crucial in human-centered design but can be costly, requiring expert time and user compensation. In this work, we developed a method for synthetic heuristic evaluation using multimodal LLMs' ability to analyze images…

Human-Computer Interaction · Computer Science 2025-07-04 Ruican Zhong , David W. McDonald , Gary Hsieh

Strict privacy regulations limit access to real transaction data, slowing open research in financial AI. Synthetic data can bridge this gap, but existing generators do not jointly achieve behavioral diversity and logical groundedness.…

Large language models (LLMs) are increasingly being used in human-centered social scientific tasks, such as data annotation, synthetic data creation, and engaging in dialog. However, these tasks are highly subjective and dependent on human…

Computation and Language · Computer Science 2024-10-18 Salvatore Giorgi , Tingting Liu , Ankit Aich , Kelsey Isman , Garrick Sherman , Zachary Fried , João Sedoc , Lyle H. Ungar , Brenda Curtis

Synthetic users are cost-effective proxies for real users in the evaluation of conversational recommender systems. Large language models show promise in simulating human-like behavior, raising the question of their ability to represent a…

Computation and Language · Computer Science 2024-03-27 Se-eun Yoon , Zhankui He , Jessica Maria Echterhoff , Julian McAuley

While LLMs have demonstrated impressive abilities across various domains, they struggle with two major issues. The first is that LLMs trap themselves into local optima and the second is that they lack exhaustive coverage of the solution…

Artificial Intelligence · Computer Science 2026-02-10 Weizhi Tang , Kwabena Nuamah , Vaishak Belle

Existing methods for simulating individual identities often oversimplify human complexity, which may lead to incomplete or flattened representations. To address this, we introduce SPeCtrum, a grounded framework for constructing authentic…

Computation and Language · Computer Science 2025-02-13 Keyeun Lee , Seo Hyeong Kim , Seolhee Lee , Jinsu Eun , Yena Ko , Hayeon Jeon , Esther Hehsun Kim , Seonghye Cho , Soeun Yang , Eun-mee Kim , Hajin Lim

This paper examines biases in large language models (LLMs) when generating synthetic populations from responses to personality questionnaires. Using five LLMs, we first assess the representativeness and potential biases in the…

Computers and Society · Computer Science 2026-02-04 Jacopo Amidei , Gregorio Ferreira , Mario Muñoz Serrano , Rubén Nieto , Andreas Kaltenbrunner

Conducting usability testing like cognitive walkthrough (CW) can be costly. Recent developments in large language models (LLMs), with visual reasoning and UI navigation capabilities, present opportunities to automate CW. We explored whether…

Human-Computer Interaction · Computer Science 2025-12-04 Ruican Zhong , David W. McDonald , Gary Hsieh

Vision-language model (VLM) fine-tuning for application-specific visual grounding based on natural language instructions has become one of the most popular approaches for learning-enabled autonomous systems. However, such fine-tuning relies…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Joshua R. Waite , Md. Zahid Hasan , Qisai Liu , Zhanhong Jiang , Chinmay Hegde , Soumik Sarkar

Automatically generating data visualizations in response to human utterances on datasets necessitates a deep semantic understanding of the data utterance, including implicit and explicit references to data attributes, visualization tasks,…

Artificial Intelligence · Computer Science 2024-07-10 Hannah K. Bako , Arshnoor Bhutani , Xinyi Liu , Kwesi A. Cobbina , Zhicheng Liu

Generative Agent-Based Models (GABMs) powered by large language models (LLMs) offer promising potential for empirical logistics and supply chain management (LSCM) research by enabling realistic simulation of complex human behaviors. Unlike…

Multiagent Systems · Computer Science 2025-08-29 Vincent E. Castillo

Although traditional statistical techniques and machine learning methods have contributed significantly to genetics and, in particular, inherited disease diagnosis, they often struggle with complex, high-dimensional data, a challenge now…

Machine Learning · Computer Science 2025-08-29 Anton Changalidis , Yury Barbitoff , Yulia Nasykhova , Andrey Glotov

While LLMs have demonstrated remarkable capabilities in text generation and reasoning, their ability to simulate human decision-making -- particularly in political contexts -- remains an open question. However, modeling voter behavior…

Computation and Language · Computer Science 2025-04-11 Chenxiao Yu , Jinyi Ye , Yuangang Li , Zheng Li , Emilio Ferrara , Xiyang Hu , Yue Zhao