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Related papers: Deciphering Human Mobility: Inferring Semantics of…

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Individual-level human mobility prediction has emerged as a significant topic of research with applications in infectious disease monitoring, child, and elderly care. Existing studies predominantly focus on the microscopic aspects of human…

Machine Learning · Computer Science 2025-08-20 Yueyang Liu , Lance Kennedy , Ruochen Kong , Joon-Seok Kim , Andreas Züfle

The proliferation of wearable technology enables the generation of vast amounts of sensor data, offering significant opportunities for advancements in health monitoring, activity recognition, and personalized medicine. However, the…

Human-Computer Interaction · Computer Science 2024-08-02 Emilio Ferrara

Human mobility is inextricably linked to social issues such as traffic congestion, energy consumption, and public health; however, privacy concerns restrict access to mobility data. Recently, research have utilized Large Language Models…

Computers and Society · Computer Science 2024-08-06 Xuchuan Li , Fei Huang , Jianrong Lv , Zhixiong Xiao , Guolong Li , Yang Yue

Stance detection has emerged as a popular task in natural language processing research, enabled largely by the abundance of target-specific social media data. While there has been considerable research on the development of stance detection…

Computation and Language · Computer Science 2025-02-05 Prasanta Bhattacharya , Hong Zhang , Yiming Cao , Wei Gao , Brandon Siyuan Loh , Joseph J. P. Simons , Liang Ze Wong

Memory enables Large Language Model (LLM) agents to perceive, store, and use information from past dialogues, which is essential for personalization. However, existing methods fail to properly model the temporal dimension of memory in two…

Artificial Intelligence · Computer Science 2026-01-13 Miao Su , Yucan Guo , Zhongni Hou , Long Bai , Zixuan Li , Yufei Zhang , Guojun Yin , Wei Lin , Xiaolong Jin , Jiafeng Guo , Xueqi Cheng

Big trajectory data hold great promise for human mobility analysis, but their utility is often constrained by the absence of critical traveler attributes, particularly sociodemographic information. While prior studies have explored…

Artificial Intelligence · Computer Science 2025-05-26 Yuran Sun , Susu Xu , Chenguang Wang , Xilei Zhao

Despite the ubiquity of large language models (LLMs) in AI research, the question of embodiment in LLMs remains underexplored, distinguishing them from embodied systems in robotics where sensory perception directly informs physical action.…

Computation and Language · Computer Science 2024-05-28 Philipp Wicke , Lennart Wachowiak

Human mobility modeling is critical for urban planning and transportation management, yet existing approaches often lack the integration capabilities needed to handle diverse data sources. We present a foundation model framework for…

Machine Learning · Computer Science 2025-07-18 Haoxuan Ma , Xishun Liao , Yifan Liu , Qinhua Jiang , Chris Stanford , Shangqing Cao , Jiaqi Ma

Accurate pedestrian trajectory prediction is crucial for various applications, and it requires a deep understanding of pedestrian motion patterns in dynamic environments. However, existing pedestrian trajectory prediction methods still need…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Pranav Singh Chib , Pravendra Singh

Human mobility forecasting is important for applications such as transportation planning, urban management, and personalized recommendations. However, existing methods often fail to generalize to unseen users or locations and struggle to…

Artificial Intelligence · Computer Science 2025-09-23 Wenyao Li , Ran Zhang , Pengyang Wang , Yuanchun Zhou , Pengfei Wang

Urban trajectories play a crucial role in modeling urban dynamics and supporting various smart city applications. However, privacy concerns restrict access to large-scale and high-quality trajectory datasets. Trajectory generation provides…

Artificial Intelligence · Computer Science 2026-05-29 Silin Zhou , Chenhao Wang , Yuntao Wen , Shuo Shang , Lisi Chen , Panos Kalnis

Generating realistic human mobility data is essential for various application domains, including transportation, urban planning, and epidemic control, as real data is often inaccessible to researchers due to high costs and privacy concerns.…

Artificial Intelligence · Computer Science 2025-04-29 Siyu Li , Toan Tran , Haowen Lin , John Krumm , Cyrus Shahabi , Lingyi Zhao , Khurram Shafique , Li Xiong

In the domain of Mobility Data Science, the intricate task of interpreting models trained on trajectory data, and elucidating the spatio-temporal movement of entities, has persistently posed significant challenges. Conventional XAI…

Artificial Intelligence · Computer Science 2023-12-04 Georgios Makridis , Vasileios Koukos , Georgios Fatouros , Dimosthenis Kyriazis

We propose a novel framework for comprehending the reasoning capabilities of large language models (LLMs) through the perspective of meta-learning. By conceptualizing reasoning trajectories as pseudo-gradient descent updates to the LLM's…

Computation and Language · Computer Science 2025-05-27 Junnan Liu , Hongwei Liu , Linchen Xiao , Shudong Liu , Taolin Zhang , Zihan Ma , Songyang Zhang , Kai Chen

Passively collected behavioral health data from ubiquitous sensors holds significant promise to provide mental health professionals insights from patient's daily lives; however, developing analysis tools to use this data in clinical…

Understanding human intents from multimodal signals is critical for analyzing human behaviors and enhancing human-machine interactions in real-world scenarios. However, existing methods exhibit limitations in their modality-level reliance,…

Multimedia · Computer Science 2025-09-03 Qianrui Zhou , Hua Xu , Yifan Wang , Xinzhi Dong , Hanlei Zhang

The rapid evolution of large language models (LLMs) holds promise for reforming the methodology of spatio-temporal data mining. However, current works for evaluating the spatio-temporal understanding capability of LLMs are somewhat limited…

Computation and Language · Computer Science 2024-06-28 Wenbin Li , Di Yao , Ruibo Zhao , Wenjie Chen , Zijie Xu , Chengxue Luo , Chang Gong , Quanliang Jing , Haining Tan , Jingping Bi

There is growing interest in enabling wireless sensing systems to interpret human motion from unsegmented wireless signals; however, existing CSI-based applications rely heavily on accurate signal segmentation and predefined action labels,…

Networking and Internet Architecture · Computer Science 2026-05-15 Mahmuda Keya , Sneh Pillai , Jiawei Yuan , Kai Zeng , Long Jiao

Recent advances in Large Language Models (LLMs) have demonstrated strong capabilities in tasks such as code and mathematics. However, their potential to internalize structured spatial knowledge remains underexplored. This study investigates…

Computation and Language · Computer Science 2025-05-28 Sirui Xia , Aili Chen , Xintao Wang , Tinghui Zhu , Yikai Zhang , Jiangjie Chen , Yanghua Xiao

This survey paper explores the transformative influence of frontier AI, foundation models, and Large Language Models (LLMs) in the realm of Intelligent Transportation Systems (ITS), emphasizing their integral role in advancing…

Computation and Language · Computer Science 2024-01-17 Mohamed R. Shoaib , Heba M. Emara , Jun Zhao