Xiaohang Xu

According to our database, Xiaohang Xu authored at least 13 papers between 2021 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2026

ELLMob: Event-Driven Human Mobility Generation with Self-Aligned LLM Framework.

Yusong Wang, Chuang Yang, Jiawei Wang, Xiaohang Xu, Jiayi Xu, Dongyuan Li, Chuan Xiao, Renhe Jiang

CoRR, March, 2026

TrajGPT-R: Generating Urban Mobility Trajectory with Reinforcement Learning-Enhanced Generative Pre-trained Transformer.

Jiawei Wang, Chuang Yang, Jiawei Yong, Xiaohang Xu, Hongjun Wang, Noboru Koshizuka, Shintaro Fukushima, Ryosuke Shibasaki, Renhe Jiang

CoRR, February, 2026

MMTableBench: A Multi-level Multimodal Benchmark for Reasoning and Layout Complexity in Table QA.

Xianjie Wu, Xiaohang Xu, Tingyu Jiang, Jian Yang, Di Liang, Xianfu Cheng, Zhenhe Wu, Linzheng Chai, Wei Zhang, Jiaheng Liu, Ge Zhang, Bob Simons, Tongliang Li, Zhoujun Li

Proceedings of the ACM Web Conference 2026, 2026

JiraiBench: A Bilingual Benchmark for Evaluating Large Language Models' Detection of Human risky health behavior Content in Jirai Community.

Yunze Xiao, Tingyu He, Lionel Z. Wang, Yiming Ma, Xingyu Song, Xiaohang Xu, Mona T. Diab, Irene Li, Ka Chung Ng

Proceedings of the 19th Conference of the European Chapter of the Association for Computational Linguistics, 2026

Co-EPG: A Framework for Co-Evolution of Planning and Grounding in Autonomous GUI Agents.

Yuan Zhao, Hualei Zhu, Tingyu Jiang, Shen Li, Xiaohang Xu, Hao Henry Wang

Proceedings of the Fortieth AAAI Conference on Artificial Intelligence, 2026

Importance-Aware Data Selection for Efficient LLM Instruction Tuning.

Tingyu Jiang, Shen Li, Yiyao Song, Lan Zhang, Hualei Zhu, Yuan Zhao, Xiaohang Xu, Kenjiro Taura, Hao Henry Wang

Proceedings of the Fortieth AAAI Conference on Artificial Intelligence, 2026

2025

JiraiBench: A Bilingual Benchmark for Evaluating Large Language Models' Detection of Human Self-Destructive Behavior Content in Jirai Community.

Yunze Xiao, Tingyu He, Lionel Z. Wang, Yiming Ma, Xingyu Song, Xiaohang Xu, Irene Li, Ka Chung Ng

CoRR, March, 2025

2024

SIMformer: Single-Layer Vanilla Transformer Can Learn Free-Space Trajectory Similarity.

Chuang Yang, Renhe Jiang, Xiaohang Xu, Chuan Xiao, Kaoru Sezaki

Proc. VLDB Endow., October, 2024

Taming the Long Tail in Human Mobility Prediction.

Xiaohang Xu, Renhe Jiang, Chuang Yang, Zipei Fan, Kaoru Sezaki

Proceedings of the Advances in Neural Information Processing Systems 37: Annual Conference on Neural Information Processing Systems 2024, 2024

Instruction-Tuning Llama-3-8B Excels in City-Scale Mobility Prediction.

Peizhi Tang, Chuang Yang, Tong Xing, Xiaohang Xu, Renhe Jiang, Kaoru Sezaki

Proceedings of the 2nd ACM SIGSPATIAL International Workshop on Human Mobility Prediction Challenge, 2024

2023

Revisiting Mobility Modeling with Graph: A Graph Transformer Model for Next Point-of-Interest Recommendation.

Xiaohang Xu, Toyotaro Suzumura, Jiawei Yong, Masatoshi Hanai, Chuang Yang, Hiroki Kanezashi, Renhe Jiang, Shintaro Fukushima

Proceedings of the 31st ACM International Conference on Advances in Geographic Information Systems, 2023

2022

Privacy-Preserving Federated Depression Detection From Multisource Mobile Health Data.

Xiaohang Xu, Hao Peng, Md. Zakirul Alam Bhuiyan, Zhifeng Hao, Lianzhong Liu, Lichao Sun, Lifang He

IEEE Trans. Ind. Informatics, 2022

2021

Federated Depression Detection from Multi-SourceMobile Health Data.

Xiaohang Xu, Hao Peng, Lichao Sun, Yan Niu, Hongyuan Ma, Lianzhong Liu, Lifang He

CoRR, 2021