Wei Xi

Orcid: 0000-0001-9348-2982

Affiliations:
  • Xi'an Jiaotong University, Xi'an, China


According to our database1, Wei Xi authored at least 127 papers between 2009 and 2025.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

Legend:

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PhD thesis 
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Online presence:

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Bibliography

2025
Robust and Rotation-Equivariant Contrastive Learning.
IEEE Trans. Neural Networks Learn. Syst., November, 2025

MUSE: A Trustworthy Vertical Federated Feature Selection Framework.
IEEE Trans. Comput. Soc. Syst., October, 2025

Beyond Token Length: Step Pruner for Efficient and Accurate Reasoning in Large Language Models.
CoRR, October, 2025

Towards Stable WiFi-based HAR from Imbalanced Data and Changing Circumstances.
ACM Trans. Sens. Networks, September, 2025

mm-Fall: Practical and Robust Fall Detection via mmWave Signals.
IEEE Trans. Mob. Comput., September, 2025

Federated Multi-Source Domain Adaptation for mmWave-Based Human Activity Recognition.
IEEE Trans. Mob. Comput., August, 2025

mmYodar+: Robust Human Detection Using mmWave Signals.
IEEE Internet Things J., August, 2025

Individualized Data Generation in Personalized Federated Learning.
IEEE Trans. Mob. Comput., July, 2025

Ten Challenging Problems in Federated Foundation Models.
IEEE Trans. Knowl. Data Eng., July, 2025

EchScatter: Enriching Codeword Translation for High-Throughput Ambient ZigBee Backscatter.
ACM Trans. Sens. Networks, May, 2025

HPST-GT: Full-Link Delivery Time Estimation Via Heterogeneous Periodic Spatial-Temporal Graph Transformer.
IEEE Trans. Knowl. Data Eng., April, 2025

One Quantizer is Enough: Toward a Lightweight Audio Codec.
CoRR, April, 2025

Suitcase: An Intelligent Group Key Protocol for Secure Edge Collaboration in 6G Networks.
IEEE Netw., March, 2025

HeartIt: Low-Power Smoking Detection with a Smartwatch on Either Wrist.
J. Comput. Sci. Technol., March, 2025

MC-LoRa: Multi-node Concurrent Localization for LoRaWAN Indoors and Outdoors.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., March, 2025

Leveraging Time-Shifted Orthogonal Codes for Concurrent Backscatter Communication.
IEEE Trans. Sustain. Comput., 2025

Evolutionary cross-client network aggregation for personalized federated learning.
Knowl. Based Syst., 2025

Graph-Empowered Multidimensional Target Full-Coverage Reliability for Internet of Everything.
IEEE Internet Things J., 2025

Multi-objective federated learning: Balancing global performance and individual fairness.
Future Gener. Comput. Syst., 2025

One Snapshot is All You Need: A Generalized Method for mmWave Signal Generation.
Proceedings of the IEEE INFOCOM 2025, 2025

Fed3D: Enhancing Security in Federated Learning with Dataset Distillation.
Proceedings of the IEEE International Conference on Multimedia and Expo, 2025

2024
Adaptive Client Clustering for Efficient Federated Learning Over Non-IID and Imbalanced Data.
IEEE Trans. Big Data, December, 2024

A Self-Enhancement Solution for Standard RFIDs: Software-based Cross-protocol Communication and Localization.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., November, 2024

Enabling Multi-Frequency and Wider-Band RFID Sensing Using COTS Device.
IEEE/ACM Trans. Netw., August, 2024

Towards Hierarchical Clustered Federated Learning With Model Stability on Mobile Devices.
IEEE Trans. Mob. Comput., June, 2024

Heartbeating With LTE Networks for Ambient Backscatter.
IEEE Trans. Mob. Comput., May, 2024

RoseAgg: Robust Defense Against Targeted Collusion Attacks in Federated Learning.
IEEE Trans. Inf. Forensics Secur., 2024

Genre Classification Empowered by Knowledge-Embedded Music Representation.
IEEE ACM Trans. Audio Speech Lang. Process., 2024

Heterogeneous Interactive Graph Network for Audio-Visual Question Answering.
Knowl. Based Syst., 2024

Meta Generative Flow Networks with personalization for task-specific adaptation.
Inf. Sci., 2024

MiniPFL: Mini federations for hierarchical personalized federated learning.
Future Gener. Comput. Syst., 2024

CoPL: Parameter-Efficient Collaborative Prompt Learning for Audio-Visual Tasks.
Proceedings of the 32nd ACM International Conference on Multimedia, MM 2024, Melbourne, VIC, Australia, 28 October 2024, 2024

Byzantine Robust Aggregation in Federated Distillation with Adversaries.
Proceedings of the 44th IEEE International Conference on Distributed Computing Systems, 2024

UFDA: Universal Federated Domain Adaptation with Practical Assumptions.
Proceedings of the Thirty-Eighth AAAI Conference on Artificial Intelligence, 2024

FedFixer: Mitigating Heterogeneous Label Noise in Federated Learning.
Proceedings of the Thirty-Eighth AAAI Conference on Artificial Intelligence, 2024

2023
Co-MDA: Federated Multisource Domain Adaptation on Black-Box Models.
IEEE Trans. Circuits Syst. Video Technol., December, 2023

FedRich: Towards efficient federated learning for heterogeneous clients using heuristic scheduling.
Inf. Sci., October, 2023

Cross-technology Communication between Visible Light and Battery-free RFIDs.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., September, 2023

MI-Mesh: 3D Human Mesh Construction by Fusing Image and Millimeter Wave.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., March, 2023

A Generalized Method to Combat Multipaths for RFID Sensing.
IEEE/ACM Trans. Netw., February, 2023

Concurrent Rate-Adaptive Reading With Passive RFIDs.
IEEE Internet Things J., 2023

CRC-based Reliable WiFi Backscatter Communiation for Supply Chain Management.
CoRR, 2023

mmYodar: Lightweight and Robust Object Detection using mmWave Signals.
Proceedings of the 20th Annual IEEE International Conference on Sensing, 2023

WiHunter: Enabling Real-time Small Object Detection via Wireless Sensing.
Proceedings of the 31st IEEE/ACM International Symposium on Quality of Service, 2023

Knowledge-Graph Augmented Music Representation for Genre Classification.
Proceedings of the IEEE International Conference on Acoustics, 2023

Joining a Private Group with Friends Nearby without PIN-code.
Proceedings of the IEEE Intl Conf on Parallel & Distributed Processing with Applications, 2023

TGT: Churn Prediction in O2O Logistics with Two-tower Gated Transformer.
Proceedings of the IEEE Intl Conf on Parallel & Distributed Processing with Applications, 2023

2022
A Fingertip Profiled RF Identifier.
IEEE Trans. Mob. Comput., 2022

Arbitrator2.0: Preventing Unauthorized Access on Passive Tags.
IEEE Trans. Mob. Comput., 2022

Wisual: Indoor Crowd Density Estimation and Distribution Visualization Using Wi-Fi.
IEEE Internet Things J., 2022

Eliminating the Barriers: Demystifying Wi-Fi Baseband Design and Introducing the PicoScenes Wi-Fi Sensing Platform.
IEEE Internet Things J., 2022

Utilizing Tag Interference for Refined Localization of Passive RFID.
IEEE Internet Things J., 2022

RF-Chain: Decentralized, Credible, and Counterfeit-proof Supply Chain Management with Commodity RFIDs.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2022

UltraSpeech: Speech Enhancement by Interaction between Ultrasound and Speech.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2022

High-efficient hierarchical federated learning on non-IID data with progressive collaboration.
Future Gener. Comput. Syst., 2022

3D target location based on RFID polarization phase model.
EURASIP J. Wirel. Commun. Netw., 2022

RF-Wise: Pushing the Limit of RFID-based Sensing.
Proceedings of the IEEE INFOCOM 2022, 2022

UTIO: Universal, Targeted, Imperceptible and Over-the-air Audio Adversarial Example.
Proceedings of the 28th IEEE International Conference on Parallel and Distributed Systems, 2022

2021
Corrections to "HMO: Ordering RFID Tags With Static Devices in Mobile Environments".
IEEE Trans. Mob. Comput., 2021

Indoor Geofencing Based on Sensorless Motion Sensing and Fingerprint Self-Updating.
Mob. Networks Appl., 2021

KEEP: Secure and Efficient Communication for Distributed IoT Devices.
IEEE Internet Things J., 2021

Anti-Spoofing Voice Commands: A Generic Wireless Assisted Design.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021

RF-ray: Joint RF and Linguistics Domain Learning for Object Recognition.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021

HCAR: Human continuous activity recognition using latent structure features.
Trans. Emerg. Telecommun. Technol., 2021

Human Motion Recognition Based on Wi-Fi Imaging.
Proceedings of the Collaborative Computing: Networking, Applications and Worksharing, 2021

2020
dWatch: A Reliable and Low-Power Drowsiness Detection System for Drivers Based on Mobile Devices.
ACM Trans. Sens. Networks, 2020

Hu-Fu: Replay-Resilient RFID Authentication.
IEEE/ACM Trans. Netw., 2020

HMO: Ordering RFID Tags with Static Devices in Mobile Environments.
IEEE Trans. Mob. Comput., 2020

RFnet: Automatic Gesture Recognition and Human Identification Using Time Series RFID Signals.
Mob. Networks Appl., 2020

SMSS: Secure Member Selection Strategy in Federated Learning.
IEEE Intell. Syst., 2020

Eliminating the Barriers: Demystify Wi-Fi Baseband Design And Introduce PicoScenes Wi-Fi Sensing Platform.
CoRR, 2020

A Universal Method to Combat Multipaths for RFID Sensing.
Proceedings of the 39th IEEE Conference on Computer Communications, 2020

MufiNet: Multiscale Fusion Residual Networks for Medical Image Segmentation.
Proceedings of the 2020 International Joint Conference on Neural Networks, 2020

TAB: CSI Lossless Compression for MU-MIMO Network.
Proceedings of the Collaborative Computing: Networking, Applications and Worksharing, 2020

2019
Counting Human Objects Using Backscattered Radio Frequency Signals.
IEEE Trans. Mob. Comput., 2019

Close-Proximity Detection for Hand Approaching Using Backscatter Communication.
IEEE Trans. Mob. Comput., 2019

RF-Mehndi: A Fingertip Profiled RF Identifier.
Proceedings of the 2019 IEEE Conference on Computer Communications, 2019

A (Near) Zero-cost and Universal Method to Combat Multipaths for RFID Sensing.
Proceedings of the 27th IEEE International Conference on Network Protocols, 2019

Accurate CSI Estimation to Eliminate Unnecessary Transmission for MU-MIMO Networks.
Proceedings of the 2019 International Conference on Embedded Wireless Systems and Networks, 2019

Wi-Fi Imaging Based Segmentation and Recognition of Continuous Activity.
Proceedings of the Collaborative Computing: Networking, Applications and Worksharing, 2019

2018
Preventing Unauthorized Access on Passive Tags.
Proceedings of the 2018 IEEE Conference on Computer Communications, 2018

Trio: Utilizing Tag Interference for Refined Localization of Passive RFID.
Proceedings of the 2018 IEEE Conference on Computer Communications, 2018

Topic Model Based Management Frame Authentication Using CSI Information.
Proceedings of the Cloud Computing and Security - 4th International Conference, 2018

2017
A Platform for Free-Weight Exercise Monitoring with Passive Tags.
IEEE Trans. Mob. Comput., 2017

SALM: Smartphone-Based Identity Authentication Using Lip Motion Characteristics.
Proceedings of the 2017 IEEE International Conference on Smart Computing, 2017

HMRL: Relative Localization of RFID Tags with Static Devices.
Proceedings of the 14th Annual IEEE International Conference on Sensing, 2017

Security in Uplink MU-MIMO Networks: Poster Abstract.
Proceedings of the Second International Conference on Internet-of-Things Design and Implementation, 2017

RFIPad: Enabling Cost-Efficient and Device-Free In-air Handwriting Using Passive Tags.
Proceedings of the 37th IEEE International Conference on Distributed Computing Systems, 2017

Efficient CSI Correction with CFO for Uplink MU-MIMO Networks.
Proceedings of the 3rd International Conference on Big Data Computing and Communications, 2017

2016
GenePrint: Generic and Accurate Physical-Layer Identification for UHF RFID Tags.
IEEE/ACM Trans. Netw., 2016

Twins: Device-Free Object Tracking Using Passive Tags.
IEEE/ACM Trans. Netw., 2016

CBID: A Customer Behavior Identification System Using Passive Tags.
IEEE/ACM Trans. Netw., 2016

Leveraging Topic Model for CSI Based Human Activity Recognition.
Proceedings of the 12th International Conference on Mobile Ad-Hoc and Sensor Networks, 2016

CSI feedback reduction by checking its validity period: poster.
Proceedings of the 22nd Annual International Conference on Mobile Computing and Networking, 2016

VADS: Visual attention detection with a smartphone.
Proceedings of the 35th Annual IEEE International Conference on Computer Communications, 2016

Smart retransmission for CSI recovery in uplink multi-user MIMO networks.
Proceedings of the IEEE Conference on Computer Communications Workshops, 2016

Verifiable smart packaging with passive RFID.
Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2016

Device-free detection of approach and departure behaviors using backscatter communication.
Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2016

Instant and Robust Authentication and Key Agreement among Mobile Devices.
Proceedings of the 2016 ACM SIGSAC Conference on Computer and Communications Security, 2016

2015
Prevent CSI Spoofing in Uplink MU-MIMO Transmission.
Proceedings of the 1st Workshop on Context Sensing and Activity Recognition, 2015

Device-free Human Activity Recognition using CSI.
Proceedings of the 1st Workshop on Context Sensing and Activity Recognition, 2015

FEMO: A Platform for Free-weight Exercise Monitoring with RFIDs.
Proceedings of the 13th ACM Conference on Embedded Networked Sensor Systems, 2015

Is My Cheese Moved?: An RF based "X-raying" Method for Trustworthy Item-identification.
Proceedings of the Second Workshop on Mobile Sensing, Computing and Communication, 2015

Human object estimation via backscattered radio frequency signal.
Proceedings of the 2015 IEEE Conference on Computer Communications, 2015

Accelerating Crowdsourcing Based Indoor Localization Using CSI.
Proceedings of the 21st IEEE International Conference on Parallel and Distributed Systems, 2015

EMoD: Efficient Motion Detection of Device-Free Objects Using Passive RFID Tags.
Proceedings of the 23rd IEEE International Conference on Network Protocols, 2015

NFV: Near Field Vibration Based Group Device Pairing.
Proceedings of the Collaborative Computing: Networking, Applications, and Worksharing, 2015

2014
Device-Free Object Tracking Using Passive Tags
Springer Briefs in Electrical and Computer Engineering, Springer, ISBN: 978-3-319-12646-3, 2014

Efficient and secure key extraction using channel state information.
J. Supercomput., 2014

Assessing Diagnosis Approaches for Wireless Sensor Networks: Concepts and Analysis.
J. Comput. Sci. Technol., 2014

Communicating Is Crowdsourcing: Wi-Fi Indoor Localization with CSI-Based Speed Estimation.
J. Comput. Sci. Technol., 2014

Poster: locating RFID tags by rotation.
Proceedings of the 20th Annual International Conference on Mobile Computing and Networking, 2014

KEEP: Fast secret key extraction protocol for D2D communication.
Proceedings of the IEEE 22nd International Symposium of Quality of Service, 2014

Electronic frog eye: Counting crowd using WiFi.
Proceedings of the 2014 IEEE Conference on Computer Communications, 2014

Twins: Device-free object tracking using passive tags.
Proceedings of the 2014 IEEE Conference on Computer Communications, 2014

A fine-grained indoor localization using multidimensional Wi-Fi fingerprinting.
Proceedings of the 20th IEEE International Conference on Parallel and Distributed Systems, 2014

CBID: A Customer Behavior Identification System Using Passive Tags.
Proceedings of the 22nd IEEE International Conference on Network Protocols, 2014

2013
Localization of Wireless Sensor Networks in the Wild: Pursuit of Ranging Quality.
IEEE/ACM Trans. Netw., 2013

Communicating Is Crowdsourcing: Wi-Fi Indoor Localization with CSI-based Speed Estimation.
CoRR, 2013

Wi-Fi Fingerprint Based Indoor Localization without Indoor Space Measurement.
Proceedings of the IEEE 10th International Conference on Mobile Ad-Hoc and Sensor Systems, 2013

Rejecting the attack: Source authentication for Wi-Fi management frames using CSI Information.
Proceedings of the IEEE INFOCOM 2013, Turin, Italy, April 14-19, 2013, 2013

2012
Efficient and Secure Key Extraction using CSI without Chasing down Errors
CoRR, 2012

WILL: Wireless indoor localization without site survey.
Proceedings of the IEEE INFOCOM 2012, Orlando, FL, USA, March 25-30, 2012, 2012

A Scalable P2P Video Conferencing System Based on VCStream Model.
Proceedings of the 2012 IEEE/ACIS 11th International Conference on Computer and Information Science, Shanghai, China, May 30, 2012

2011
Exploiting the Associated Information to Locate Mobile Users in Ubiquitous Computing Environment.
Proceedings of the IEEE 8th International Conference on Mobile Adhoc and Sensor Systems, 2011

2010
Locating sensors in the wild: pursuit of ranging quality.
Proceedings of the 8th International Conference on Embedded Networked Sensor Systems, 2010

2009
EUL: An Efficient and Universal Localization Method for Wireless Sensor Network.
Proceedings of the 29th IEEE International Conference on Distributed Computing Systems (ICDCS 2009), 2009


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