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Multi-task policy search is a challenging problem because policies are required to generalize beyond training cases. Curriculum learning has proven to be effective in this setting, as it introduces complexity progressively. However,…

Neural and Evolutionary Computing · Computer Science 2026-02-12 Berfin Sakallioglu , Giorgia Nadizar , Eric Medvet

Large Language Model (LLM)-based agents have shown effectiveness across many applications. However, their use in data science scenarios requiring solving long-term interconnected tasks, dynamic data adjustments and domain expertise remains…

Data governance ensures data quality, security, and compliance through policies and standards, a critical foundation for scaling modern AI development. Recently, large language models (LLMs) have emerged as a promising solution for…

Artificial Intelligence · Computer Science 2025-12-09 Zhou Liu , Zhaoyang Han , Guochen Yan , Hao Liang , Bohan Zeng , Xing Chen , Yuanfeng Song , Wentao Zhang

Large language models (LLMs) are increasingly used as simulated participants in social science experiments, but their behavior is often unstable and highly sensitive to design choices. Prior evaluations frequently conflate base-model…

Artificial Intelligence · Computer Science 2026-02-03 Xuan Liu , Haoyang Shang , Zizhang Liu , Xinyan Liu , Yunze Xiao , Yiwen Tu , Haojian Jin

Assistive agents should not only take actions on behalf of a human, but also step out of the way and cede control when there are important decisions to be made. However, current methods for building assistive agents, whether via mimicking…

Artificial Intelligence · Computer Science 2025-10-17 Evan Ellis , Vivek Myers , Jens Tuyls , Sergey Levine , Anca Dragan , Benjamin Eysenbach

Large language models (LLMs) have enabled remarkable advances in automated task-solving with multi-agent systems. However, most existing LLM-based multi-agent approaches rely on predefined agents to handle simple tasks, limiting the…

Artificial Intelligence · Computer Science 2024-05-01 Guangyao Chen , Siwei Dong , Yu Shu , Ge Zhang , Jaward Sesay , Börje F. Karlsson , Jie Fu , Yemin Shi

Recommender systems are the cornerstone of today's information dissemination, yet a disconnect between offline metrics and online performance greatly hinders their development. Addressing this challenge, we envision a recommendation…

Information Retrieval · Computer Science 2024-11-11 An Zhang , Yuxin Chen , Leheng Sheng , Xiang Wang , Tat-Seng Chua

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

Large language model (LLM) agents have shown promising performance in generating code for solving complex data science problems. Recent studies primarily focus on enhancing in-context learning through improved search, sampling, and planning…

Artificial Intelligence · Computer Science 2025-05-21 He Wang , Alexander Hanbo Li , Yiqun Hu , Sheng Zhang , Hideo Kobayashi , Jiani Zhang , Henry Zhu , Chung-Wei Hang , Patrick Ng

Humans constantly generate a diverse range of tasks guided by internal motivations. While generative agents powered by large language models (LLMs) aim to simulate this complex behavior, it remains uncertain whether they operate on similar…

Artificial Intelligence · Computer Science 2026-01-29 Yi-Long Lu , Jiajun Song , Chunhui Zhang , Wei Wang

Generative artificial intelligence (AI) has the potential to scale up personalized tutoring through large language models (LLMs). Recent AI tutors are adapted for the tutoring task by training or prompting LLMs to follow effective…

Computation and Language · Computer Science 2025-07-30 Alexander Scarlatos , Naiming Liu , Jaewook Lee , Richard Baraniuk , Andrew Lan

The efficacy of large language models (LLMs) on downstream tasks usually hinges on instruction tuning, which relies critically on the quality of training data. Unfortunately, collecting high-quality and diverse data is both expensive and…

Computation and Language · Computer Science 2024-11-25 Hang Zhou , Yehui Tang , Haochen Qin , Yujie Yang , Renren Jin , Deyi Xiong , Kai Han , Yunhe Wang

Generative Agents, owing to their precise modeling and simulation capabilities of human behavior, have become a pivotal tool in the field of Artificial Intelligence in Education (AIEd) for uncovering complex cognitive processes of learners.…

Artificial Intelligence · Computer Science 2026-05-11 Wei Zhang , Yihang Cheng , Zhirong Ye , Kezhen Huang

Scientific data visualization is pivotal for transforming raw data into comprehensible visual representations, enabling pattern recognition, forecasting, and the presentation of data-driven insights. However, novice users often face…

Computation and Language · Computer Science 2025-02-04 Kanika Goswami , Puneet Mathur , Ryan Rossi , Franck Dernoncourt

Data availability is a bottleneck during early stages of development of new capabilities for intelligent artificial agents. We investigate the use of text generation techniques to augment the training data of a popular commercial artificial…

Computation and Language · Computer Science 2019-10-09 Nikolaos Malandrakis , Minmin Shen , Anuj Goyal , Shuyang Gao , Abhishek Sethi , Angeliki Metallinou

Students' mental well-being is vital for academic success, with activities such as studying, socializing, and sleeping playing a role. Current mobile sensing data highlight this intricate link using statistical and machine learning…

Human-Computer Interaction · Computer Science 2025-08-11 Wayupuk Sommuang , Kun Kerdthaisong , Pasin Buakhaw , Aslan B. Wong , Nutchanon Yongsatianchot

Large language models (LLMs) have significantly benefited from training on diverse, high-quality task-specific data, leading to impressive performance across a range of downstream applications. Current methods often rely on human-annotated…

Computation and Language · Computer Science 2024-10-23 Qintong Li , Jiahui Gao , Sheng Wang , Renjie Pi , Xueliang Zhao , Chuan Wu , Xin Jiang , Zhenguo Li , Lingpeng Kong

Modern businesses are increasingly challenged by the time and expense required to generate and assess high-quality content. Human writers face time constraints, and extrinsic evaluations can be costly. While Large Language Models (LLMs)…

Artificial Intelligence · Computer Science 2025-12-10 Thanh Vu , Richi Nayak , Thiru Balasubramaniam

We present LLM Trainer, a fully automated pipeline that leverages the world knowledge of Large Language Models (LLMs) to transform a small number of human demonstrations (as few as one) into a large robot dataset for imitation learning. Our…

Robotics · Computer Science 2025-09-25 Abraham George , Amir Barati Farimani

Going beyond the prediction of numerical scores, recent research in automated essay scoring has increasingly emphasized the generation of high-quality feedback that provides justification and actionable guidance. To mitigate the high cost…

Computation and Language · Computer Science 2026-01-09 Seongyeub Chu , Jongwoo Kim , Munyong Yi