Ran Liu

74 papers A* 1A 6C 1Misc 2Journal 50Unranked 14
YearRankTypeTitle / Venue / Authors
2026 J jnl
UWB RPT: Reference Point Transformation, a Joint Deployment Method for 6-DoF Rigid Body Localization Using Range Measurements.
IEEE Internet Things J.
Peng Liu, Ran Liu, Felix Gan, Brian S. N. Fernandes, Martin Opitz, Thomas Reisinger, Yong Liang Guan, Chau Yuen
2025 J jnl
CiC-NET: a real-time semantic segmentation network for dam surface crack detection.
Multim. Tools Appl.
Linjing Li, Hao Zhao, Ran Liu, Anand Nayyar, Rashid Ali, Yonglong Li, Hua Zhang
2025 J jnl
Distributed Relative Localization Based on Ultra-Wideband and LiDAR for Multirobot With Limited Communication.
IEEE Trans. Instrum. Meas.
Zhiqiang Cao, Ran Liu, Billy Pik Lik Lau, Chau Yuen, U-Xuan Tan
2025 J jnl
Localization through mitigating and compensating UWB NLOS ranging error with neural network.
Digit. Signal Process.
Muhammad Shalihan, Zhiqiang Cao, Khattiya Pongsirijinda, Benny Kai Kiat Ng, Billy Pik Lik Lau, Ran Liu, Chau Yuen, U-Xuan Tan
2025 J jnl
MEF-Explore: Communication-Constrained Multi-Robot Entropy-Field-Based Exploration.
CoRR
Khattiya Pongsirijinda, Zhiqiang Cao, Billy Pik Lik Lau, Ran Liu, Chau Yuen, U-Xuan Tan
2025 J jnl
MEF-Explore: Communication-Constrained Multi-Robot Entropy-Field-Based Exploration.
IEEE Trans Autom. Sci. Eng.
Khattiya Pongsirijinda, Zhiqiang Cao, Billy Pik Lik Lau, Ran Liu, Chau Yuen, U-Xuan Tan
2025 J jnl
MSF-GhostNet: Computationally Efficient YOLO for Detecting Drones in Low-Light Conditions.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Maham Misbah, Misha Urooj Khan, Zeeshan Kaleem, Ali H. Muqaibel, Muhammad Zeshan Alam, Ran Liu, Chau Yuen
2025 J jnl
Observation Space Representation Refinement Algorithm for Real-Time GNSS in Unilateral Obstruction Scenarios.
IEEE Internet Things J.
Peng Liu, Honglei Qin, Jun Lu, Huaiyuan Liang, Ran Liu, Yong Liang Guan, Keck Voon Ling, Chau Yuen
2025 A conf
Target Localization and Following Based on LiDAR and Ultra-Wideband Ranging with Consideration of Target Visibility.
IROS
Lin Guo, Ran Liu, Zhiqiang Cao, Billy Pik Lik Lau, U-Xuan Tan, Chau Yuen
2025 Misc conf
TransPathNet: A Novel Two-Stage Framework for Indoor Radio Map Prediction.
ICASSP
Xin Li, Ran Liu, Saihua Xu, Sirajudeen Gulam Razul, Chau Yuen
2024 J jnl
Distributed multi-robot potential-field-based exploration with submap-based mapping and noise-augmented strategy.
CoRR
Khattiya Pongsirijinda, Zhiqiang Cao, Kaushik Bhowmik, Muhammad Shalihan, Billy Pik Lik Lau, Ran Liu, Chau Yuen, U-Xuan Tan
2024 J jnl
Distributed multi-robot potential-field-based exploration with submap-based mapping and noise-augmented strategy.
Robotics Auton. Syst.
Khattiya Pongsirijinda, Zhiqiang Cao, Kaushik Bhowmik, Muhammad Shalihan, Billy Pik Lik Lau, Ran Liu, Chau Yuen, U-Xuan Tan
2024 J jnl
Reconfigurable Multi-Robot Formation via Ultra-Wideband Ranging in Unknown Environments.
IEEE Control. Syst. Lett.
Lin Guo, Ran Liu, Zhongyuan Deng, Yufeng Xiao
2024 J jnl
WiFi Similarity-Based Odometry.
IEEE Trans Autom. Sci. Eng.
Khairuldanial Ismail, Ran Liu, Achala Athukorala, Benny Kai Kiat Ng, Chau Yuen, U-Xuan Tan
2023 — conf
A Robotic System of Systems for Human-Robot Collaboration in Search and Rescue Operations.
AIM
Teng Hooi Chan, James Kusuma Dewa Halim, Kian Wee Tan, Emmanuel Tang, Wei Jun Ang, Jin Yuan Tan, Samuel Cheong, Hoan-Nghia Ho, Benson Kuan, Muhammad Shalihan, Ran Liu, Gim Song Soh, Chau Yuen, U-Xuan Tan, Lionel Heng, Shaohui Foong
2023 J jnl
EasyAPPos: Positioning Wi-Fi Access Points by Using a Mobile Phone.
IEEE Internet Things J.
Wan-Ting Shih, Chao-Kai Wen, Shang-Ho Tsai, Ran Liu, Chau Yuen
2023 J jnl
Emotion Classification from Multi-Band Electroencephalogram Data Using Dynamic Simplifying Graph Convolutional Network and Channel Style Recalibration Module.
Sensors
Xiaoliang Zhu, Gendong Liu, Liang Zhao, Wenting Rong, Junyi Sun, Ran Liu
2023 J jnl
Exploiting Radio Fingerprints for Simultaneous Localization and Mapping.
CoRR
Ran Liu, Billy Pik Lik Lau, Khairuldanial Ismail, Achala Chathuranga, Chau Yuen, Simon X. Yang, Yong Liang Guan, Shiwen Mao, U-Xuan Tan
2023 J jnl
Exploiting Radio Fingerprints for Simultaneous Localization and Mapping.
IEEE Pervasive Comput.
Ran Liu, Billy Pik Lik Lau, Khairuldanial Ismail, Achala Chathuranga, Chau Yuen, Simon X. Yang, Yong Liang Guan, Shiwen Mao, U-Xuan Tan
2023 J jnl
Intelligent Driver Model-Based Vehicular Ad Hoc Network Communication in Real-Time Using 5G New Radio Wireless Networks.
IEEE Access
Rashid Ali, Ran Liu, Anand Nayyar, Idrees Waris, Linjing Li, Mohd Asif Shah
2023 J jnl
Joint Optimization of Multi-User Partial Offloading Strategy and Resource Allocation Strategy in D2D-Enabled MEC.
Sensors
Dongping Yong, Ran Liu, Xiaolin Jia, Yajun Gu
2023 — conf
Moving Object Localization based on the Fusion of Ultra-WideBand and LiDAR with a Mobile Robot.
ROBIO
Muhammad Shalihan, Zhiqiang Cao, Khattiya Pongsirijinda, Lin Guo, Billy Pik Lik Lau, Ran Liu, Chau Yuen, U-Xuan Tan
2023 J jnl
Moving Object Localization based on the Fusion of Ultra-WideBand and LiDAR with a Mobile Robot.
CoRR
Muhammad Shalihan, Zhiqiang Cao, Khattiya Pongsirijinda, Lin Guo, Billy Pik Lik Lau, Ran Liu, Chau Yuen, U-Xuan Tan
2023 J jnl
UWB Radar SLAM: An Anchorless Approach in Vision Denied Indoor Environments.
IEEE Robotics Autom. Lett.
H. A. G. C. Premachandra, Ran Liu, Chau Yuen, U-Xuan Tan
2023 J jnl
UWB Radar SLAM: an Anchorless Approach in Vision Denied Indoor Environments.
CoRR
H. A. G. C. Premachandra, Ran Liu, Chau Yuen, U-Xuan Tan
2023 J jnl
Water Surface Targets Detection Based on the Fusion of Vision and LiDAR.
Sensors
Lin Wang, Yufeng Xiao, Baorui Zhang, Ran Liu, Bin Zhao
2022 J jnl
Clustering and Analysis of GPS Trajectory Data Using Distance-Based Features.
IEEE Access
Zann Koh, Yuren Zhou, Billy Pik Lik Lau, Ran Liu, Keng Hua Chong, Chau Yuen
2022 J jnl
Clustering and Analysis of GPS Trajectory Data using Distance-based Features.
CoRR
Zann Koh, Yuren Zhou, Billy Pik Lik Lau, Ran Liu, Keng Hua Chong, Chau Yuen
2022 A conf
Distributed Ranging SLAM for Multiple Robots with Ultra-WideBand and Odometry Measurements.
IROS
Ran Liu, Zhongyuan Deng, Zhiqiang Cao, Muhammad Shalihan, Billy Pik Lik Lau, Kaixiang Chen, Kaushik Bhowmik, Chau Yuen, U-Xuan Tan
2022 J jnl
Distributed Ranging SLAM for Multiple Robots with Ultra-WideBand and Odometry Measurements.
CoRR
Ran Liu, Zhongyuan Deng, Zhiqiang Cao, Muhammad Shalihan, Billy Pik Lik Lau, Kaixiang Chen, Kaushik Bhowmik, Chau Yuen, U-Xuan Tan
2022 — conf
Efficient WiFi LiDAR SLAM for Autonomous Robots in Large Environments.
CASE
Khairuldanial Ismail, Ran Liu, Zhenghong Qin, Achala Athukorala, Billy Pik Lik Lau, Muhammad Shalihan, Chau Yuen, U-Xuan Tan
2022 J jnl
Efficient WiFi LiDAR SLAM for Autonomous Robots in Large Environments.
CoRR
Khairuldanial Ismail, Ran Liu, Zhenghong Qin, Achala Athukorala, Billy Pik Lik Lau, Muhammad Shalihan, Chau Yuen, U-Xuan Tan
2022 J jnl
Multi-AGV's Temporal Memory-Based RRT Exploration in Unknown Environment.
IEEE Robotics Autom. Lett.
Billy Pik Lik Lau, Brandon Jin Yang Ong, Leonard Kin Yung Loh, Ran Liu, Chau Yuen, Gim Song Soh, U-Xuan Tan
2022 J jnl
Multi-AGV's Temporal Memory-based RRT Exploration in Unknown Environment.
CoRR
Billy Pik Lik Lau, Brandon Jin Yang Ong, Leonard Kin Yung Loh, Ran Liu, Chau Yuen, Gim Song Soh, U-Xuan Tan
2022 — conf
NLOS Ranging Mitigation with Neural Network Model for UWB Localization.
CASE
Muhammad Shalihan, Ran Liu, Chau Yuen
2022 J jnl
NLOS Ranging Mitigation with Neural Network Model for UWB Localization.
CoRR
Muhammad Shalihan, Ran Liu, Chau Yuen
2021 — conf
Collaborative Radio SLAM for Multiple Robots based on WiFi Fingerprint Similarity.
ROBIO
Ran Liu, Zhenghong Qin, Hua Zhang, Billy Pik Lik Lau, Khairuldanial Ismail, Achala Athukorala, Chau Yuen, Yong Liang Guan, U-Xuan Tan
2021 J jnl
Collaborative Radio SLAM for Multiple Robots based on WiFi Fingerprint Similarity.
CoRR
Ran Liu, Zhenghong Qin, Hua Zhang, Billy Pik Lik Lau, Khairuldanial Ismail, Achala Athukorala, Chau Yuen, Yong Liang Guan, U-Xuan Tan
2021 J jnl
Cost-effective Mapping of Mobile Robot Based on the Fusion of UWB and Short-range 2D LiDAR.
CoRR
Ran Liu, Yongping He, Chau Yuen, Billy Pik Lik Lau, Rashid Ali, Wenpeng Fu, Zhiqiang Cao
2021 A conf
Relative Localization of Mobile Robots with Multiple Ultra-WideBand Ranging Measurements.
IROS
Zhiqiang Cao, Ran Liu, Chau Yuen, Achala Athukorala, Benny Kai Kiat Ng, Muraleetharan Mathanraj, U-Xuan Tan
2021 J jnl
Relative Localization of Mobile Robots with Multiple Ultra-WideBand Ranging Measurements.
CoRR
Zhiqiang Cao, Ran Liu, Chau Yuen, Achala Athukorala, Benny Kai Kiat Ng, Muraleetharan Mathanraj, U-Xuan Tan
2021 J jnl
Systematic Review of Dynamic Multi-Object Identification and Localization: Techniques and Technologies.
IEEE Access
Rashid Ali, Ran Liu, Yongping He, Anand Nayyar, Basit Qureshi
2021 J jnl
Tightly Coupling Fusion of UWB Ranging and IMU Pedestrian Dead Reckoning for Indoor Localization.
IEEE Access
Rashid Ali, Ran Liu, Anand Nayyar, Basit Qureshi, Zhiqiang Cao
2021 J jnl
WiFi Fingerprint Clustering for Urban Mobility Analysis.
IEEE Access
Marakkalage Sumudu Hasala, Billy Pik Lik Lau, Yuren Zhou, Ran Liu, Chau Yuen, Wei Quin Yow, Keng Hua Chong
2021 J jnl
WiFi Fingerprint Clustering for Urban Mobility Analysis.
CoRR
Marakkalage Sumudu Hasala, Billy Pik Lik Lau, Yuren Zhou, Ran Liu, Chau Yuen, Wei Quin Yow, Keng Hua Chong
2020 J jnl
A Method of Multiple Dynamic Objects Identification and Localization Based on Laser and RFID.
Sensors
Wenpeng Fu, Ran Liu, Heng Wang, Rashid Ali, Yongping He, Zhiqiang Cao, Zhenghong Qin
2020 J jnl
An Innovative Approach to Track Moving Object based on RFID and Laser Ranging Information.
KSII Trans. Internet Inf. Syst.
Gaoli Liang, Ran Liu, Yulu Fu, Hua Zhang, Heng Wang, Shafiq ur Réhman, Mingming Guo
2020 J jnl
Collaborative SLAM Based on WiFi Fingerprint Similarity and Motion Information.
IEEE Internet Things J.
Ran Liu, Marakkalage Sumudu Hasala, Madhushanka Padmal, Thiruketheeswaran Shaganan, Chau Yuen, Yong Liang Guan, U-Xuan Tan
2020 J jnl
Collaborative SLAM based on Wifi Fingerprint Similarity and Motion Information.
CoRR
Ran Liu, Marakkalage Sumudu Hasala, Madhushanka Padmal, Thiruketheeswaran Shaganan, Chau Yuen, Yong Liang Guan, U-Xuan Tan
2020 J jnl
Cooperative positioning for emergency responders using self IMU and peer-to-peer radios measurements.
Inf. Fusion
Ran Liu, Chau Yuen, Tri-Nhut Do, Meng Zhang, Yong Liang Guan, U-Xuan Tan
2019 J jnl
Continuously tracking of moving object by a combination of ultra-high frequency radio-frequency identification and laser range finder.
Int. J. Distributed Sens. Networks
Yulu Fu, Ran Liu, Hua Zhang, Gaoli Liang, Shafiq ur Réhman, Lixiang Liu
2019 J jnl
Crowd-sensing Simultaneous Localization and Radio Fingerprint Mapping based on Probabilistic Similarity Models.
CoRR
Ran Liu, Marakkalage Sumudu Hasala, Madhushanka Padmal, Thiruketheeswaran Shaganan, Chau Yuen, Yong Liang Guan, U-Xuan Tan
2019 — conf
Identifying Indoor Points of Interest via Mobile Crowdsensing: An Experimental Study.
APWCS
Marakkalage Sumudu Hasala, Ran Liu, Sanjana Kadaba Viswanath, Chau Yuen
2019 J jnl
Identifying Indoor Points of Interest via Mobile Crowdsensing: An Experimental Study.
CoRR
Marakkalage Sumudu Hasala, Ran Liu, Sanjana Kadaba Viswanath, Chau Yuen
2019 — conf
Mobile Robot Localization Based On Low-Cost LTE And Odometry In GPS-Denied Outdoor Environment.
ROBIO
Khairuldanial Ismail, Ran Liu, Jie Zheng, Chau Yuen, Yong Liang Guan, U-Xuan Tan
2018 — conf
Follow a Human using a Mobile Robot Regardless of the Walking Speed.
ICARM
Thiruketheeswaran Shaganan, Ran Liu, Chau Yuen, Marakkalage Sumudu Hasala, Madhushanka Padmal, U-Xuan Tan
2018 — conf
Localizing Heterogeneous Access Points using Similarity-based Sequence.
ICARM
Ran Liu, Madhushanka Padmal, Marakkalage Sumudu Hasala, Thiruketheeswaran Shaganan, Chau Yuen, U-Xuan Tan
2018 J jnl
Moving Object Localization Based on UHF RFID Phase and Laser Clustering.
Sensors
Yulu Fu, Changlong Wang, Ran Liu, Gaoli Liang, Hua Zhang, Shafiq ur Réhman
2017 J jnl
Cooperative Relative Positioning of Mobile Users by Fusing IMU Inertial and UWB Ranging Information.
CoRR
Ran Liu, Chau Yuen, Tri-Nhut Do, Dewei Jiao, Xiang Liu, U-Xuan Tan
2017 A* conf
Cooperative relative positioning of mobile users by fusing IMU inertial and UWB ranging information.
ICRA
Ran Liu, Chau Yuen, Tri-Nhut Do, Dewei Jiao, Xiang Liu, U-Xuan Tan
2017 J jnl
Indoor Positioning using Similarity-based Sequence and Dead Reckoning without Training.
CoRR
Ran Liu, Chau Yuen, Tri-Nhut Do, Ye Jiang, Xiang Liu, U-Xuan Tan
2017 — conf
Indoor positioning using similarity-based sequence and dead reckoning without training.
SPAWC
Ran Liu, Chau Yuen, Tri-Nhut Do, Ye Jiang, Xiang Liu, U-Xuan Tan
2017 J jnl
Recent Advances in Indoor Localization: A Survey on Theoretical Approaches and Applications.
IEEE Commun. Surv. Tutorials
Ahmed Yassin Al-Dubai, Youssef Nasser, Mariette Awad, Ran Liu, Chau Yuen, Ronald Raulefs, Elias Aboutanios
2016 — conf
Personal dead reckoning using IMU device at upper torso for walking and running.
IEEE SENSORS
Tri-Nhut Do, Ran Liu, Chau Yuen, U-Xuan Tan
2016 — conf
Relative Positioning by Fusing Signal Strength and Range Information in a Probabilistic Framework.
GLOBECOM Workshops
Ran Liu, Chau Yuen, Tri-Nhut Do, Wei Guo, Xiang Liu, U-Xuan Tan
2016 — conf
Selective AP-Sequence Based Indoor Localization without Site Survey.
VTC Spring
Ran Liu, Chau Yuen, Jun Zhao, Jindong Guo, Ronghong Mo, Vishesh N. Pamadi, Xiang Liu
2016 J jnl
Selective AP-sequence Based Indoor Localization without Site Survey.
CoRR
Ran Liu, Chau Yuen, Jun Zhao, Jindong Guo, Ronghong Mo, Vishesh N. Pamadi, Xiang Liu
2015 — conf
Design of an infrastructureless in-door localization device using an IMU sensor.
ROBIO
Tri-Nhut Do, Ran Liu, Chau Yuen, U-Xuan Tan
2015 J jnl
On Tracking Dynamic Objects with Long Range Passive UHF RFID Using a Mobile Robot.
Int. J. Distributed Sens. Networks
Ran Liu, Goran Huskic, Andreas Zell
2014 A conf
Dynamic objects tracking with a mobile robot using passive UHF RFID tags.
IROS
Ran Liu, Goran Huskic, Andreas Zell
2014 C conf
Toward Localizing both Static and Non-static RFID Tags with a Mobile Robot.
IAS
Ran Liu, Andreas Zell
2013 A conf
Mapping UHF RFID tags with a mobile robot using a 3D sensor model.
IROS
Ran Liu, Artur Koch, Andreas Zell
2012 A conf
Path following with passive UHF RFID received signal strength in unknown environments.
IROS
Ran Liu, Artur Koch, Andreas Zell
2011 Misc conf
Path following for indoor robots with RFID received signal strength.
SoftCOM
Ran Liu, Philipp Vorst, Artur Koch, Andreas Zell