Liqiong Chang

32 papers A* 7A 4B 1Misc 1Journal 10Unranked 9
YearRankTypeTitle / Venue / Authors
2025 J jnl
Sustainable and Low-Cost Greenhouse Soil Moisture Monitoring Using Battery-Free RFID Sensors.
ACM Trans. Sens. Networks
Ju Wang, Liqiong Chang, Shourya Aggarwal, Omid Abari, Srinivasan Keshav
2024 J jnl
: Towards Collaborative and Cross-Domain Wi-Fi Sensing: A Case Study for Human Activity Recognition.
IEEE Trans. Mob. Comput.
Xinyi Li, Fengyi Song, Mina Luo, Kang Li, Liqiong Chang, Xiaojiang Chen, Zheng Wang
2023 J jnl
FSS-Tag: High Accuracy Material Identification System Based On Frequency Selective Surface Tag.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Liqiong Chang, Xiaofeng Yang, Ruyue Liu, Guodong Xie, Fuwei Wang, Ju Wang
2022 B conf
How Manufacturers Can Easily Improve Working Range of Passive RFIDs.
SECON
Ju Wang, Liqiong Chang, Omid Abari, Srinivasan Keshav
2021 — conf
CE-Dedup: Cost-Effective Convolutional Neural Nets Training based on Image Deduplication.
ISPA/BDCloud/SocialCom/SustainCom
Xuan Li, Liqiong Chang, Xue Liu
2021 J jnl
CE-Dedup: Cost-Effective Convolutional Neural Nets Training based on Image Deduplication.
CoRR
Xuan Li, Liqiong Chang, Xue Liu
2021 J jnl
CrossGR: Accurate and Low-cost Cross-target Gesture Recognition Using Wi-Fi.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Xinyi Li, Liqiong Chang, Fangfang Song, Ju Wang, Xiaojiang Chen, Zhanyong Tang, Zheng Wang
2021 — conf
QHash: An efficient hashing algorithm for low-variance image deduplication.
HPCC/DSS/SmartCity/DependSys
Xuan Li, Liqiong Chang, Xue Liu
2021 J jnl
RF-Identity: Non-Intrusive Person Identification Based on Commodity RFID Devices.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Chao Feng, Jie Xiong, Liqiong Chang, Fuwei Wang, Ju Wang, Dingyi Fang
2021 A* conf
RFlens: metasurface-enabled beamforming for IoT communication and sensing.
MobiCom
Chao Feng, Xinyi Li, Yangfan Zhang, Xiaojing Wang, Liqiong Chang, Fuwei Wang, Xinyu Zhang, Xiaojiang Chen
2020 — conf
ID-Clicker: A Battery-Free In-Class Response System Using RFID Tags.
IoTDI
Liqiong Chang, Ju Wang, Omid Abari, Srinivasan Keshav
2020 A conf
Soil moisture sensing with commodity RFID systems.
MobiSys
Ju Wang, Liqiong Chang, Shourya Aggarwal, Omid Abari, Srinivasan Keshav
2019 A conf
Are RFID Sensing Systems Ready for the Real World?
MobiSys
Ju Wang, Liqiong Chang, Omid Abari, Srinivasan Keshav
2019 A conf
WiMi: Target Material Identification with Commodity Wi-Fi Devices.
ICDCS
Chao Feng, Jie Xiong, Liqiong Chang, Ju Wang, Xiaojiang Chen, Dingyi Fang, Zhanyong Tang
2018 Misc conf
Material Identification with Commodity Wi-Fi Devices.
SenSys
Chao Feng, Xinyi Li, Liqiong Chang, Jie Xiong, Xiaojiang Chen, Dingyi Fang, Baoying Liu, Feng Chen, Tao Zhang
2018 J jnl
SleepGuard: Capturing Rich Sleep Information Using Smartwatch Sensing Data.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Liqiong Chang, Jiaqi Lu, Ju Wang, Xiaojiang Chen, Dingyi Fang, Zhanyong Tang, Petteri Nurmi, Zheng Wang
2018 A* conf
Towards Large-Scale RFID Positioning: A Low-cost, High-precision Solution Based on Compressive Sensing.
PerCom
Liqiong Chang, Xinyi Li, Ju Wang, Haining Meng, Xiaojiang Chen, Dingyi Fang, Zhanyong Tang, Zheng Wang
2017 J jnl
FitLoc: Fine-Grained and Low-Cost Device-Free Localization for Multiple Targets Over Various Areas.
IEEE/ACM Trans. Netw.
Liqiong Chang, Xiaojiang Chen, Yu Wang, Dingyi Fang, Ju Wang, Tianzhang Xing, Zhanyong Tang
2017 J jnl
RF-Copybook: A Millimeter Level Calligraphy Copybook based on commodity RFID.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Liqiong Chang, Jie Xiong, Ju Wang, Xiaojiang Chen, Yu Wang, Zhanyong Tang, Dingyi Fang
2017 A conf
iUpdater: Low Cost RSS Fingerprints Updating for Device-Free Localization.
ICDCS
Liqiong Chang, Jie Xiong, Yu Wang, Xiaojiang Chen, Junhao Hu, Dingyi Fang
2016 A* conf
FitLoc: Fine-grained and low-cost device-free localization for multiple targets over various areas.
INFOCOM
Liqiong Chang, Xiaojiang Chen, Yu Wang, Dingyi Fang, Ju Wang, Tianzhang Xing, Zhanyong Tang
2016 A* conf
Low-cost wireless phase calibration that works on COTS RFID systems: poster.
MobiCom
Liqiong Chang, Xuan Wang, Ju Wang, Yuhui Ren, Xiaojiang Chen, Dingyi Fang
2016 — conf
Poster: HALL: High-accuracy and Low-cost RFID Localization in Large-scale environment.
MobiSys (Companion Volume)
Liqiong Chang, Xiaojiang Chen, Haining Meng, Dingyi Fang
2016 A* conf
TafLoc: Time-adaptive and Fine-grained Device-free Localization with Little Cost.
SIGCOMM
Liqiong Chang, Jie Xiong, Xiaojiang Chen, Ju Wang, Junhao Hu, Dingyi Fang, Wei Wang
2015 A* conf
FALE: Fine-grained Device Free Localization that can Adaptively work in Different Areas with Little Effort.
SIGCOMM
Liqiong Chang, Xiaojiang Chen, Dingyi Fang, Ju Wang, Tianzhang Xing, Chen Liu, Zhanyong Tang
2015 A* conf
Poster: A Low Cost People Flow Monitoring System For Sensing The Potential Danger.
MobiCom
Ju Wang, Dingyi Fang, Xiaojiang Chen, Liqiong Chang, Zhanyong Tang, Tianzhang Xing, Chen Liu
2015 — conf
TaLc: Time Adaptive Indoor Localization with Little Cost.
CHANTS@MobiCom
Liqiong Chang, Xiaojiang Chen, Ju Wang, Dingyi Fang, Chen Liu, Zhanyong Tang, Weike Nie
2014 — conf
Heterogeneous Data Fusion Model for Passive Object Localization.
CWSN
Tianzhang Xing, Binbin Xie, Liqiong Chang, Xiaojiang Chen, Dingyi Fang
2014 J jnl
Link Sensing-Adaptive Passive Object Localization in Wireless Sensor Networks.
Int. J. Distributed Sens. Networks
Tianzhang Xing, Ju Wang, Liqiong Chang, Xiaojiang Chen, Dingyi Fang, Chase Qishi Wu
2014 — conf
Poster abstract: EIL: an environment-independent device-free passive localization approach.
IPSN
Liqiong Chang, Dingyi Fang, Zhe Yang, Xiaojiang Chen, Ju Wang, Weike Nie, Tianzhang Xing
2014 — conf
Poster abstract: NDP: a novel device-free localization method with little efforts.
IPSN
Liqiong Chang, Ju Wang, Dingyi Fang, Xiaojiang Chen, Tianzhang Xing, Weike Nie
2013 — conf
DLF: Target Detection and Localization in Wireless Network.
GreenCom/iThings/CPScom
Tianzhang Xing, Dingyi Fang, Xiaojiang Chen, Liqiong Chang, Yuhui Ren