MobiSys 2025

Program

Monday, June 23

Please visit the respective program of IoT Day, N2Women and Rising Stars for their detailed schedule.

Day 1: Tuesday, June 24

10:30 AM - 12:00 PM
Pacific Ballroom C

Session 1 - Sensing

Session Chair: Sijie Ji, California Institute of Technology
MobiChem: A Low-Cost Smartphones-based Toolkit for Practical Fruit Monitoring
Zhiying Li (Michigan State University); Abdul Aziz, Patrick Do, VP Nguyen (University of Massachusetts Amherst); Tianxing Li (Michigan State University)
PIT: A Novel Toothbrush Providing Real-Time and Robust Plaque Indication During Brushing
Kaixin Chen (Shenzhen University, The Hong Kong University of Science and Technology (Guangzhou)); Junfan Xiang, Wanying Tan, Keyu Chen (Shenzhen University); Yaqiong Luo (The Hong Kong University of Science and Technology (Guangzhou)); Chang Ma (Shenzhen University); Kaishun Wu (The Hong Kong University of Science and Technology (Guangzhou)); Lu Wang (Shenzhen University)
SigChord: Sniffing Wide Non-sparse Multiband Signals for Terrestrial and Non-terrestrial Networks
Jinbo Peng, Junwen Duan, Zheng Lin, Haoxuan Yuan, Yue Gao, Zhe Chen (Fudan University)
TerraSLAM: Towards GPS-Denied Localization
Jingao Xu, Mihir Bala, Thomas Eiszler, Xiangliang Chen, Qifei Dong, Aditya Chanana, Padmanabhan Pillai, Mahadev Satyanarayanan (Carnegie Mellon University)
1:30 PM - 3:25 PM
Pacific Ballroom C

Session 2 - Internet of Things

Session Chair: Zerina Kapetanovic, Stanford University
Are LoRa Logical Channels Really Orthogonal? Practically Orthogonalizing Massive Logical Channels
Shiming Yu, Ziyue Zhang, Xianjin Xia, Yuanqing Zheng (The Hong Kong Polytechnic University); Jiliang Wang (Tsinghua University)
Programming Embedded IoT Applications in Natural Language with IoTPilot
Kaijie Gong, Wei Dong, Hao Wang, Yingqi Peng, Yi Gao (Zhejiang University)
Satori: In-band Analog Backscatter for Audio Transmission
Yang Zou, Xin Na, Yimiao Sun, Yande Chen, Yuan He (Tsinghua University)
Unraveling the Missing Link in Low-power Communication: An Autodyning Receiver Architecture that Achieves a Long Range
Sooriya Patabandige Pramuka Medaranga, Rajashekar Reddy Chinthalapani (National University of Singapore); Wenqing Yan (Uppsala University); Prabal Dutta (UC Berkeley); Ambuj Varshney (National University of Singapore)
Towards Distance-Adaptive Wireless Charging
Lili Chen (Northwestern Polytechnical University); Yizhe Zhao (Tsinghua University); Shuning Wang, Linghui Zhong, Yongjian Fu (Central South University); Sheng Yue (Sun Yat-sen University); Ju Ren, Yaoxue Zhang (Tsinghua University)
3:50 PM - 5:20 PM
Pacific Ballroom C

Session 3 - LLM

Session Chair: Akshay Gadre, University of Washington
CoT-LM: A Data-Free Collaborative Fine-Tuning Framework for Large and Small Language Models
Yongheng Deng, Ziqing Qiao (Tsinghua University); Ye Zhang (Beijing Information Science & Technology University); Zhenya Ma (Tsinghua University); Yang Liu (Institute for AI Industry Research, Tsinghua University); Ju Ren (Tsinghua University)
EdgeLoRA: An Efficient Multi-Tenant LLM Serving System on Edge Devices
Zheyu Shen, Yexiao He, Ziyao Wang, Yuning Zhang, Guoheng Sun, Wanghao Ye, Ang Li (University of Maryland College Park)
Never Start from Scratch: Expediting On-Device LLM Personalization via Explainable Model Selection
Haoming Wang, Boyuan Yang, Xiangyu Yin, Wei Gao (University of Pittsburgh)
WhisperFlow: speech foundation models in real time
Rongxiang Wang (University of Virginia); Zhiming Xu (unaffiliated); Felix Xiaozhu Lin (University of Virginia)

Day 2: Wednesday, June 25

10:10 AM - 12:05 PM
Pacific Ballroom C

Session 4 - Tools and Testbeds

Session Chair: Huangxun Chen, Hong Kong University of Science and Technology (Guangzhou)
ARMing x86 Games: Accelerating Binary Translation Using Software-Only Validated Flag Speculation
James Yen, Jiarui Wang, Zhibai Huang, Zhixiang Wei, Ziyang Zhang, Chen Chen, Senhao Yu, Yun Wang (Shanghai Jiao Tong University); Hao Wang (Stevens Institue of Technology); Zhengwei Qi (Shanghai Jiao Tong University)
DAF: An Efficient End-to-End Dynamic Activation Framework for on-Device DNN Training
Renyuan Liu, Yuyang Leng (George Mason University); Kaiyan Liu (Geogre Mason University); Shaohan Hu (JPMorganChase); Chun-Fu Chen, Peijun Zhao (JPMorgan Chase); Heechul Yun (University of Kansas); Shuochao Yao (George Mason University)
Data Can Speak for Itself: Quality-guided Utilization of Wireless Synthetic Data
Chen Gong, Bo Liang (Peking University); Wei Gao (University of Pittsburgh); Chenren Xu (Peking University, Key Laboratory of High Confidence Software Technologies, Ministry of Education (PKU))
AutoDroid-V2: Boosting SLM-based GUI Agents via Code Generation
Hao Wen, Shizuo Tian, Borislav Pavlov, Wenjie Du, Yixuan Li, Ge Chang, Shanhui Zhao, Jiacheng Liu, Yunxin Liu, Ya-Qin Zhang, Yuanchun Li (Institute for AI Industry Research (AIR), Tsinghua University)
Shepherd Nova: A Public Testbed for Rigorous Experiments Under Repeatable Energy-Harvesting Conditions
Kai Geissdoerfer (Nessie Circuits); Ingmar Splitt, Matthias Sokolowski (TU Darmstadt); Carsten Herrmann (TU Dresden); Jonas Kubicki (TU Darmstadt); Jasper de Winkel (TU Delft); Marco Zimmerling (TU Darmstadt)
1:35 PM - 3:05 PM
Pacific Ballroom C

Session 5 - AR/VR/XR

Session Chair: Anh Nguyen, University of Montana
ARIA: Optimizing Vision Foundation Model Inference on Heterogeneous Mobile Processors for Augmented Reality
Chanyoung Jung, Jeho Lee, Gunjoong Kim (Yonsei University); Jiwon Kim (Uppsala University); Seonghoon Park, Hojung Cha (Yonsei University)
EffVR: Enhancing Energy and Computation Efficiency of Mobile Virtual Reality
Xingyu Chen (University of California San Diego); Xinmin Fang (University of Colorado Denver); Shuting Zhang (Guangdong University of Technology); Xinyu Zhang (University of California San Diego); Liang He (University of Nebraska Lincoln); Zhengxiong Li (University of Colorado Denver)
PointPresence: An Online Habitat for Multi-User Mixed Reality Telepresence
Eugene Chai, Kittipat Apicharttrisorn, Limin Wang, Hyunseok Chang, Sarit Mukherjee (Nokia Bell Labs)
Tracking Blink Dynamics and Mental States on Glasses
Dongyin Hu, Xin Yang, Ahhyun Yuh, Zihao Wang, Lama Al-Aswad, Insup Lee, Mingmin Zhao (University of Pennsylvania)
4:00 PM - 5:30 PM
Pacific Ballroom C

Session 6 - Smart Surfaces and FutureG

Session Chair: Elahe Soltanaghai, University of Illinois Urbana-Champaign
HELIX: High-speed Real-Time Experimentation Platform for 6G Wireless Networks
Rafael Ruiz, Jesus O. Lacruz (IMDEA Networks Institute); Bastian Bloessl, Matthias Hollick (TU Darmstadt, Germany); Joerg Widmer (IMDEA Networks Institute)
High-resolution mmWave Imaging using Metasurface and Diffusion
Yida Wang, Yu Lu (Shanghai Jiao Tong University); Yuxuan ZHOU (The Hong Kong University of Science and Technology); Yifei Shen (Microsoft Research Asia); Lili Qiu (Microsoft Research, UT Austin); Zeyuan Lai (University of Science and Technology of China); Yi-Chao Chen (Shanghai Jiao Tong University); Hao Pan (Microsoft Research); Juntao Zhou, Dian Ding (Shanghai Jiao Tong University); Mei Wang (UT Austin); Guangtao Xue (Shanghai Jiao Tong University); Qian Zhang (Hong Kong University of Science and Technology, China)
MetaGen: LLM-Driven Generative Framework for Intelligent Metasurface Element
Yizhe Zhao (Tsinghua University); Lili Chen (Northwestern Polytechnical University); Xinyi Li, Yue-Jiang Dong, Ju Ren, Yaoxue Zhang (Tsinghua University)
RISENSE: Long-Range In-Band Wireless Control of Passive Reconfigurable Intelligent Surfaces
Sai Pavan Deram (IMDEA Networks Institute and UC3M); Marco Rossanese, Andres Garcia-Saavedra (NEC Laboratories Europe); Syed Waqas Haider Shah (IMDEA Networks Institute); Vincenzo Sciancalepore (NEC Laboratories Europe); Joerg Widmer (IMDEA Networks Institute); Xavier Costa-Perez (i2CAT, NEC Labs Europe, and ICREA)

Day 3: Thursday, June 26

9:00 AM - 10:30 AM
Pacific Ballroom C

Session 7 - Video and Vision

Session Chair: Swarun Kumar, Carnegie Mellon University
DeltaStream: 2D-Inferred Delta Encoding for Live Volumetric Video Streaming
Hojeong Lee (Korea University); Yu Hong Kim (University of Colorado Boulder); Sangwoo Ryu, James Won-Ki Hong (POSTECH); Sangtae Ha, Seyeon Kim (University of Colorado Boulder)
Empilo: Realizing Immersive Mobile 3D Video Conferencing through Parameterized Communication
Donggyu Yang, Wooseung Nam, Byunggu Kang, Kyunghan Lee (Seoul National University)
NeRFlow: Towards Adaptive Streaming for NeRF Videos
Rui-Xiao Zhang (University of Illinois Urbana-Champaign); Tianchi Huang (Tsinghua University); Bo Chen, Klara Nahrstedt (University of Illinois at Urbana-Champaign)
Towards End-to-End Latency Guarantee in MEC Live Video Analytics with App-RAN Mutual Awareness
Juheon Yi, Goodsol Lee, Minkyung Jeong, Seokgyeong Shin (Seoul National University); Daehyeok Kim (The University of Texas at Austin); Youngki Lee (Seoul National University)
10:40 AM - 12:10 PM
Pacific Ballroom C

Session 8 - Robotic and Vehicular Systems

Session Chair: Hang Qiu, University of California, Riverside (UCR)
Toward Spoofing-Resilient and Communication-Integrated MmWave Radar Sensing
Kun Qian (University of Virginia); Parth Pathak (George Mason University)
Dynamic Defense for Car-Borne LiDAR Vehicle Detection
Yihan Xu, Dongfang Guo (Nanyang Technological University); Qun Song (Singapore University of Technology and Design); Yang Lou (City University of Hong Kong); Yi Zhu (Wayne State University); Jianping Wang (City University of Hong Kong); Chunming Qiao (SUNY at Buffalo); Rui Tan (Nanyang Technological University)
Non-Line-of-Sight 3D Object Reconstruction via mmWave Surface Normal Estimation
Laura Dodds, Tara Boroushaki, Kaichen Zhou (Massachusetts Institute of Technology); Fadel Adib (MIT & Cartesian)
UniSense: Spatial-Uncertainty-Aware Collaborative Sensing for Autonomous Driving
Haojie Ren (University of Science and Technology of China); Wuyang Zhang (Meta); Shuyao Shi (The Chinese University of Hong Kong, Hong Kong SAR, China); Xinran Zhang (University of Science and Technology of China); Lu Zhang (Institute of Artificial Intelligence, Hefei Comprehensive National Science Center); Yanyong Zhang (University of Science and Technology of China)
1:40 PM - 3:10 PM
Pacific Ballroom C

Session 9 - Security and Privacy

Session Chair: Zephyr Yao, New Jersey Institute of Technology
CAMPrints: Leveraging the "Fingerprints" of Digital Cameras to Combat Image Theft
Bangjie Sun, Mun Choon Chan (National University of Singapore); Jun Han (KAIST)
Chameleon: Towards Building Least-privileged TEE via Functionality-based Resource Re-grouping
Nan Jiang, Qihang Zhou, Feifan Qian, Jiayun Chen, Heqing Huang, Xiaoqi Jia, Haichao Du (Institute of Information Engineering,Chinese Academy of Sciences)
Detection and Tracking of Drone Swarms using LiDAR
Tasnim Azad Abir (The University of Texas at Arlington); Vu Le (University of Massachusetts Amherst); Endrowednes Kuantama (Macquarie University); Pranjol Sen Gupta (University of Texas at Arlington); Austin Copley (UMass Amherst); Judith Dawes (Macquarie University); Mohammad Islam (University of Texas at Arlington); Richard Han (Macquarie University); VP Nguyen (University of Massachusetts Amherst)
SecHeadset: A Practical Privacy Protection System for Real-time Voice Communication
Peng Huang, Kun Pan, Qinglong Wang, Peng Cheng, Li Lu, Zhongjie Ba, Kui Ren (Zhejiang University)
3:35 PM - 5:05 PM
Pacific Ballroom C

Session 10 - Edge and Embedded Systems

Session Chair: Przemysław Pawełczak, Technische Universiteit Delft (TU Delft)
Agile3D: Adaptive Contention- and Content-Aware 3D Object Detection for Embedded GPUs
Pengcheng Wang (Purdue University); Zhuoming Liu (University of Wisconsin); Shayok Bagchi (West Lafayette Jr./Sr. High School); Ran Xu (NVIDIA); Saurabh Bagchi (Purdue University); Yin Li (University of Wisconsin); Somali Chaterji (Purdue University)
EAR-Mapping: Edge-Assisted Real-Time Dense Mapping with Low Bandwidth Requirements
Yubin Dai, Bin Qian, Yuxuan Yan, Minglei Zhao, Yangkun Liu, Yuanchao Shu (Zhejiang University)
Hopter: a Safe, Robust, and Responsive Embedded Operating System
Zhiyao Ma, Guojun Chen, Zhuo Chen, Lin Zhong (Yale University)
LEGO+: Redefining the Redundancy Removal for IoT Sensing Edge-End Systems
Chong Zhang (University of Electronic Science and Technology of China; Southwest Petroleum University; Sichuan Artifcial Intelligence Research Institute, Yibin, China); Han Wang, Qianhe Meng, Yize Zhao, Yihang Song, kanglin Xu, Jinzhe Li, Li Lu (University of Electronic Science and Technology of China)

Friday, June 27

Please visit the respective program of Workshops for its detailed schedule.