Lilin Xu

According to our database, Lilin Xu authored at least 24 papers between 2020 and 2026.

Collaborative distances:

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

2026

TimeSRL: Generalizable Time-Series Behavioral Modeling via Semantic RL-Tuned LLMs - A Case Study in Mental Health.

Yuang Fan, Lilin Xu, Millie Wu, Jingping Nie, Qingyu Chen, Yuzhe Yang, Zhuo Zhang, Xin Liu, Subigya Nepal, Xiaofan Jiang, Xuhai Orson Xu

CoRR, May, 2026

Pro²Assist: Continuous Step-Aware Proactive Assistance with Multimodal Egocentric Perception for Long-Horizon Procedural Tasks.

Lilin Xu, Bufang Yang, Siyang Jiang, Kaiwei Liu, Kaiyuan Hou, Yuang Fan, Hongkai Chen, Zhenyu Yan, Xiaofan Jiang

CoRR, May, 2026

SensorPersona: An LLM-Empowered System for Continual Persona Extraction from Longitudinal Mobile Sensor Streams.

Bufang Yang, Lilin Xu, Yixuan Li, Kaiwei Liu, Xiaofan Jiang, Zhenyu Yan

CoRR, April, 2026

PerCache: Predictive Hierarchical Cache for RAG Applications on Mobile Devices.

Kaiwei Liu, Liekang Zeng, Lilin Xu, Bufang Yang, Zhenyu Yan

CoRR, January, 2026

A Large-Scale Multimodal Dataset and Benchmarks for Human Activity Scene Understanding and Reasoning.

Siyang Jiang, Mu Yuan, Xiang Ji, Bufang Yang, Zeyu Liu, Lilin Xu, Yang Li, Yuting He, Liran Dong, Wenrui Lu, Zhenyu Yan, Xiaofan Jiang, Wei Gao, Hongkai Chen, Guoliang Xing

Proceedings of the 24th Annual International Conference on Mobile Systems, 2026

DeepOR: A Deep Reasoning Foundation Model for Optimization Modeling.

Ziyang Xiao, Yuan Jessica Wang, Xiongwei Han, Shisi Guan, Jingyan Zhu, Jingrong Xie, Lilin Xu, Han Wu, Wing Yin Yu, Zehua Liu, Xiaojin Fu, Gang Chen, Dongxiang Zhang

Proceedings of the Fortieth AAAI Conference on Artificial Intelligence, 2026

2025

ProAgent: Harnessing On-Demand Sensory Contexts for Proactive LLM Agent Systems.

Bufang Yang, Lilin Xu, Liekang Zeng, Yunqi Guo, Siyang Jiang, Wenrui Lu, Kaiwei Liu, Hancheng Xiang, Xiaofan Jiang, Guoliang Xing, Zhenyu Yan

CoRR, December, 2025

An LLM-Empowered Low-Resolution Vision System for On-Device Human Behavior Understanding.

Siyang Jiang, Bufang Yang, Lilin Xu, Mu Yuan, Yeerzhati Abudunuer, Kaiwei Liu, Liekang Zeng, Hongkai Chen, Zhenyu Yan, Xiaofan Jiang, Guoliang Xing

CoRR, May, 2025

TDBench: Benchmarking Vision-Language Models in Understanding Top-Down Images.

Kaiyuan Hou, Minghui Zhao, Lilin Xu, Yuang Fan, Xiaofan Jiang

CoRR, April, 2025

Exploring the Capabilities of LLMs for IMU-based Fine-grained Human Activity Understanding.

Lilin Xu, Kaiyuan Hou, Xiaofan Jiang

CoRR, April, 2025

SocialMind: LLM-based Proactive AR Social Assistive System with Human-like Perception for In-situ Live Interactions.

Bufang Yang, Yunqi Guo, Lilin Xu, Zhenyu Yan, Hongkai Chen, Guoliang Xing, Xiaofan Fred Jiang

Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., March, 2025

Listen to Your Face: A Face Authentication Scheme Based on Acoustic Signals.

Huimin Chen, Chaojie Gu, Lilin Xu, Rui Tan, Shibo He, Jiming Chen

ACM Trans. Sens. Networks, January, 2025

TaskSense: A Translation-like Approach for Tasking Heterogeneous Sensor Systems with LLMs.

Kaiwei Liu, Bufang Yang, Lilin Xu, Yunqi Guo, Guoliang Xing, Xian Shuai, Xiaozhe Ren, Xin Jiang, Zhenyu Yan

Proceedings of the 23rd ACM Conference on Embedded Networked Sensor Systems, 2025

ContextAgent: Context-Aware Proactive LLM Agents with Open-world Sensory Perceptions.

Bufang Yang, Lilin Xu, Liekang Zeng, Kaiwei Liu, Siyang Jiang, Wenrui Lu, Hongkai Chen, Xiaofan Jiang, Guoliang Xing, Zhenyu Yan

Proceedings of the Advances in Neural Information Processing Systems 38: Annual Conference on Neural Information Processing Systems 2025, 2025

A Survey of Optimization Modeling Meets LLMs: Progress and Future Directions.

Ziyang Xiao, Jingrong Xie, Lilin Xu, Shisi Guan, Jingyan Zhu, Xiongwei Han, Xiaojin Fu, WingYin Yu, Han Wu, Wei Shi, Qingcan Kang, Jiahui Duan, Tao Zhong, Mingxuan Yuan, Jia Zeng, Yuan Wang, Gang Chen, Dongxiang Zhang

Proceedings of the Thirty-Fourth International Joint Conference on Artificial Intelligence, 2025

2024

DrHouse: An LLM-empowered Diagnostic Reasoning System through Harnessing Outcomes from Sensor Data and Expert Knowledge.

Bufang Yang, Siyang Jiang, Lilin Xu, Kaiwei Liu, Hai Li, Guoliang Xing, Hongkai Chen, Xiaofan Jiang, Zhenyu Yan

Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., November, 2024

Latency-Aware Neural Architecture Performance Predictor With Query-to-Tier Technique.

Bicheng Guo, Lilin Xu, Tao Chen, Peng Ye, Shibo He, Haoyu Liu, Jiming Chen

IEEE Trans. Circuits Syst. Video Technol., 2024

Poster Abstract: Tasking Heterogeneous Sensor Systems with LLMs.

Kaiwei Liu, Bufang Yang, Lilin Xu, Yunqi Guo, Neiwen Ling, Zhihe Zhao, Guoliang Xing, Xian Shuai, Xiaozhe Ren, Xin Jiang, Zhenyu Yan

Proceedings of the 22nd ACM Conference on Embedded Networked Sensor Systems, 2024

Chain-of-Experts: When LLMs Meet Complex Operations Research Problems.

Ziyang Xiao, Dongxiang Zhang, Yangjun Wu, Lilin Xu, Yuan Jessica Wang, Xiongwei Han, Xiaojin Fu, Tao Zhong, Jia Zeng, Mingli Song, Gang Chen

Proceedings of the Twelfth International Conference on Learning Representations, 2024

GesturePrint: Enabling User Identification for mmWave-Based Gesture Recognition Systems.

Lilin Xu, Keyi Wang, Chaojie Gu, Xiuzhen Guo, Shibo He, Jiming Chen

Proceedings of the 44th IEEE International Conference on Distributed Computing Systems, 2024

2023

Detection of Small Targets in Sea Clutter Based on RepVGG and Continuous Wavelet Transform.

Jingchen Ni, Haoru Li, Lilin Xu, Jing Liang

CoRR, 2023

MESEN: Exploit Multimodal Data to Design Unimodal Human Activity Recognition with Few Labels.

Lilin Xu, Chaojie Gu, Rui Tan, Shibo He, Jiming Chen

Proceedings of the 21st ACM Conference on Embedded Networked Sensor Systems, 2023

2022

Generalized Global Ranking-Aware Neural Architecture Ranker for Efficient Image Classifier Search.

Bicheng Guo, Tao Chen, Shibo He, Haoyu Liu, Lilin Xu, Peng Ye, Jiming Chen

Proceedings of the MM '22: The 30th ACM International Conference on Multimedia, Lisboa, Portugal, October 10, 2022

2020

Research on control strategy for ground extension and retraction test of landing gear.

Linhai Zhang, Yeming Yao, Lilin Xu

Proceedings of the 5th International Conference on Automation, 2020