Publications

Journal Papers: ('*' denotes the corresponding author and the italicized name indicates my student)

  1. Thai N. Nguyen, Jun-Xiang Shi, Vinh T. Nguyen, Shao-I Chu*, and Bing-Hong Liu, “Hardware-Efficient Architecture of Spiking Neural Networks Based on Sign-Magnitude Stochastic Computing,” Integration, vol. 108, pp. 102662, 2026.
  2. Vinh T. Nguyen, Wei-Che Liang, Thai N. Nguyen, Shao-I Chu*, Bing-Hong Liu, Chen-Yang Hong, and Shao-Tong Chen, “Area-Time Efficient Formula-Based BCH Decoder With Trace Mechanism for WBAN Applications,” IEEE Transactions on Very Large Scale Integration (VLSI) Systems, vol. 34, no. 2, pp. 667-671, 2026. doi: 10.1109/TVLSI.2025.3624380
  3. Shu-Hui Wu, Dung H. P. Nguyen, Ying-Tsang Chen, Shao-I Chu, and Bing-Hong Liu*, “Latency-Aware Backup Resource Optimization for Virtual Networks against Single Facility Node Failure,” IEEE Transactions on Network Science and Engineering, vol. 13, pp. 2405-2419, 2026. doi: 10.1109/TNSE.2025.3615581
  4. Dung H. P. Nguyen, Ethan Hunt, Dillon J. Horton, Tu N. Nguyen*, and Bing-Hong Liu, “Maximizing Entanglement Routing Rate in Quantum Networks: Approximation Algorithms,” IEEE Transactions on Network Science and Engineering, vol. 12, no. 3, pp. 1939-1952, 2025. doi: 10.1109/TNSE.2025.3542332
  5. Dung H. P. Nguyen, Yen-Chiu Chen, Yi-Xuan Yang, and Bing-Hong Liu*, “Minimum Cost Deployment of Bistatic Radar Sensors for Perimeter Barrier Coverage of Critical Square Grids,” IEEE Transactions on Green Communications and Networking, vol. 9, no. 3, pp. 802-816, 2025. doi: 10.1109/TGCN.2024.3491132
  6. Dung H. P. Nguyen, Chih-Chieh Lin, Tu N. Nguyen, Shao-I Chu, and Bing-Hong Liu*, “Service Recovery in NFV-Enabled Networks: Algorithm Design and Analysis,” IEEE Transactions on Cloud Computing, vol. 12, no. 2, pp. 800-813, 2024. doi: 10.1109/TCC.2024.3402185
  7. Shao-I Chu*, Chi-Long Wu, Tzu-Heng Chien, Bing-Hong Liu, and Tu N. Nguyen, "Stochastic Circuits for Computing Weighted Ratio With Applications to Multiclass Bayesian Inference Machine," IEEE Transactions on Computers, vol. 73, no. 2, pp. 621-630, 2024. doi: 10.1109/TC.2023.3329998
  8. Dung H. P. Nguyen, Yu-Hui Lien, Bing-Hong Liu*, Shao-I Chu, and Tu N. Nguyen, “Virtual Network Function Placement for Serving Weighted Services in NFV-Enabled Networks,” IEEE Systems Journal, vol. 17, no. 4, pp. 5648-5659, 2023. doi: 10.1109/JSYST.2023.3257776
  9. Dung H. P. Nguyen, Vinh V. Le, Tu N. Nguyen, Bing-Hong Liu*, Shao-I Chu, and Shi-Ming Hu, “Minimizing Deployment Cost for Vehicular Sensor Networks in Air Monitoring Applications,” IEEE Sensors Journal, vol. 22, no. 22, pp. 22220-22231, 2022.
  10. Vinh V. Le, Dung H. P. Nguyen, Huai-Den Wang, Bing-Hong Liu*, and Shao-I Chu, “Efficient UAV Scheduling for Air Pollution Source Detection from Chimneys in an Industrial Area,” IEEE Sensors Journal, vol. 22, no. 20, pp. 19983-19994, 2022.
  11. Shao-I Chu*, Chi-Long Wu, Tu N. Nguyen, and Bing-Hong Liu, “Polynomial Computation Using Unipolar Stochastic Logic and Correlation Technique,” IEEE Transactions on Computers, vol. 71, no. 6, pp. 1358-1373, 2022. doi: 10.1109/TC.2021.3085120
  12. Tu N. Nguyen*, Bing-Hong Liu*, Nam P. Nguyen, Braulio Dumba, and Jung-Te Chou, “Smart Grid Vulnerability and Defense Analysis Under Cascading Failure Attacks,” IEEE Transactions on Power Delivery, vol. 36, no. 4, pp. 2264-2273, 2021. doi: 10.1109/TPWRD.2021.3061358
  13. Van-Trung Pham, Tu N. Nguyen, Bing-Hong Liu*, My T. Thai, Braulio Dumba, and Tong Lin, “Minimizing Latency for Data Aggregation in Wireless Sensor Networks: An Algorithm Approach,” ACM Transactions on Sensor Networks, vol. 18, no. 3, article no. 30, pp. 1-21, 2022. doi: 10.1145/3450350
  14. Tu N. Nguyen, Vinh V. Le, Shao-I Chu*, Bing-Hong Liu, and Yao-Chuan Hsu, “Secure Localization Algorithms Against Localization Attacks in Wireless Sensor Networks,” Wireless Personal Communications, vol. 127, pp. 767-792, 2022. doi: 10.1007/s11277-021-08404-4
  15. Tu N. Nguyen*, Bing-Hong Liu*, Shao-I Chu, Dinh-Thuan Do, and Tan Dat Nguyen, “WRSNs: Toward an Efficient Scheduling for Mobile Chargers,” IEEE Sensors Journal, vol. 20, no. 12, pp. 6753-6761, 2020.
  16. Tu N. Nguyen, Bing-Hong Liu*, and Shih-Yuan Wang, “On New Approaches of Maximum Weighted Target Coverage and Sensor Connectivity: Hardness and Approximation,” IEEE Transactions on Network Science and Engineering, vol. 7, no. 3, pp. 1736-1751, 2020. doi: 10.1109/TNSE.2019.2952369
  17. Shao-I Chu*, Bing-Hong Liu, and Ngoc-Tu Nguyen, “Secure AF Relaying with Efficient Partial Relay Selection Scheme,” International Journal of Communication Systems, vol. 32, no. 15, pp. e4105, 2019. doi: 10.1002/dac.4105
  18. Ngoc-Tu Nguyen, Bing-Hong Liu*, Shao-I Chu, and Hao-Zhe Weng, “Challenges, Designs, and Performances of a Distributed Algorithm for Minimum-Latency of Data-Aggregation in Multi-Channel WSNs,” IEEE Transactions on Network and Service Management, vol. 16, no. 1, pp. 192-205, 2019.
  19. Ngoc-Tu Nguyen and Bing-Hong Liu*, “The Mobile Sensor Deployment Problem and the Target Coverage Problem in Mobile Wireless Sensor Networks are NP-hard,” IEEE Systems Journal, vol. 13, no. 2, pp. 1312-1315, 2019.
  20. Ngoc-Tu Nguyen*, Ming C. Leu, Sherali Zeadally, Bing-Hong Liu, and Shao-I Chu, “Optimal Solution for Data Collision Avoidance in RFID Networks,” Internet Technology Letters, 2018. doi: 10.1002/itl2.49
  21. Ngoc-Tu Nguyen, Bing-Hong Liu*, Van-Trung Pham, and Ting-Yan Liou, “An Efficient Minimum-Latency Collision-Free Scheduling Algorithm for Data Aggregation in Wireless Sensor Networks,” IEEE Systems Journal, vol. 12, no. 3, pp. 2214-2225, 2018.
  22. Ngoc-Tu Nguyen, Bing-Hong Liu*, Van-Trung Pham, and Chen-Yong Huang, “Network under Limited Mobile Devices: A New Technique for Mobile Charging Scheduling with Multiple Sinks,” IEEE Systems Journal, vol. 12, no. 3, pp. 2186-2196, 2018.
  23. Ngoc-Tu Nguyen, Bing-Hong Liu*, Van-Trung Pham, and Yi-Sheng Luo, “On Maximizing the Lifetime for Data Aggregation in Wireless Sensor Networks Using Virtual Data Aggregation Trees,” Computer Networks, vol. 105, pp. 99-110, 2016.
  24. Bing-Hong Liu*, Ngoc-Tu Nguyen, Van-Trung Pham, and Yu-Huan Yeh, “A Maximum-Weight-Independent-Set-Based Algorithm for Reader-Coverage Collision Avoidance Arrangement in RFID Networks,” IEEE Sensors Journal, vol. 16, no. 5, pp. 1342-1350, 2016.
  25. Bing-Hong Liu*, Ngoc-Tu Nguyen, Van-Trung Pham, and Wei-Sheng Wang, “Constrained Node-Weighted Steiner Tree Based Algorithms for Constructing a Wireless Sensor Network to Cover Maximum Weighted Critical Square Grids,” Computer Communications, vol. 81, pp. 52-60, 2016.
  26. Bing-Hong Liu*, Ngoc-Tu Nguyen, Van-Trung Pham, and Yue-Xian Lin, “Novel Methods for Energy Charging and Data Collection in Wireless Rechargeable Sensor Networks,” International Journal of Communication Systems, vol. 30, no. 5, 2017.
  27. Bing-Hong Liu*, Van-Trung Pham, and Ngoc-Tu Nguyen, “An Efficient Algorithm of Constructing Virtual Backbone Scheduling for Maximizing the Lifetime of Dual-Radio Wireless Sensor Networks,” International Journal of Distributed Sensor Networks, vol. 2015, Article ID 475159, 12 pages, 2015.
  28. Bing-Hong Liu*, Yuan-Po Cheng, and Shu-Hao Hsu, “GPS-Free Information Brokerage Scheme in QUDG Wireless Sensor Networks,” Journal of the Chinese Institute of Engineers, vol. 39, no. 2, pp. 201-210, 2016.
  29. Bing-Hong Liu*, Yao-Jen Tang, Chen-Wei Yu, and Ming-Jer Tsai, “Greedy Algorithms for Actor Redeployment in Wireless Sensor-Actor Networks,” ACM/Springer Wireless Networks, vol. 21, no. 2, pp. 431-442, 2015.
  30. Bing-Hong Liu*, Chih-Hsiang Hsun, and Ming-Jer Tsai, “Cooperative Diagnosis for Realistic Large-Scale Wireless Sensor Networks,” Computer Communications, vol. 53, pp. 95-101, 2014.
  31. Bing-Hong Liu* and Jyun-Yu Jhang, “Efficient Distributed Data Scheduling Algorithm for Data Aggregation in Wireless Sensor Networks,” Computer Networks, vol. 65, pp. 73-83, 2014.
  32. Bing-Hong Liu*, Yuan-Po Cheng, and Chien-Hong Wen, “Efficient Delivery-Guaranteed Geographic Routing in 3D Wireless Sensor Networks with Holes,” Wireless Communications and Mobile Computing, vol. 15, no. 15, pp. 1897-1913, 2015.
  33. Bing-Hong Liu* and Kuo-Wen Su, “Enhanced Algorithms for Deploying the Minimum Sensors to Construct a Wireless Sensor Network Having Full Coverage of Critical Square Grids,” ACM/Springer Wireless Networks, vol. 20, no. 2, pp. 331-343, 2014.
  34. Bing-Hong Liu*, Yu-Ping Hsu, and Wei-Chieh Ke, “Virus Infection Control in Online Social Networks Based on Probabilistic Communities,” International Journal of Communication Systems, vol. 27, no. 12, pp. 4481-4491, 2014.
  35. Bing-Hong Liu*, Van-Trung Pham, Bo-Yu Hou, and Shih-Wei Chiu, “Virtual-coordinate-based delivery-guaranteed routing protocol in three-dimensional wireless sensor networks,” Wireless Communications and Mobile Computing, vol. 15, no. 2, pp. 215-227, 2015.
  36. Chia-Hung Lin, Jian-Jhih Kuo, Bing-Hong Liu, and Ming-Jer Tsai*, “GPS-free, boundary-recognition-free, and reliable double-ruling-based information brokerage scheme in wireless sensor networks,” IEEE Transactions on Computers, vol. 61, no. 6, pp. 885-898, 2012.
  37. Wei-Chieh Ke, Bing-Hong Liu*, and Ming-Jer Tsai, “The CRITICAL-SQUARE-GRID COVERAGE problem in wireless sensor networks is NP-complete,” Computer Networks, vol. 55, no. 9, pp. 2209-2220, 2011.
  38. Bing-Hong Liu, Min-Lun Chen, and Ming-Jer Tsai*, “Message-Efficient Location Prediction for Mobile Objects in Wireless Sensor Networks Using a Maximum Likelihood Technique,” IEEE Transactions on Computers, vol. 60, no. 6, pp. 865-878, 2011
  39. Wei-Chieh Ke, Bing-Hong Liu, and Ming-Jer Tsai*, “Efficient algorithm for constructing minimum size wireless sensor networks to fully cover critical square grids,” IEEE Transactions on Wireless Communications, vol. 10, no. 4, pp. 1154-1164, 2011.
  40. Ming-Jer Tsai*, Hong-Yen Yang, Bing-Hong Liu, and Wen-Qian Huang, “Virtual-coordinate-based delivery-guaranteed routing protocol in wireless sensor networks,” IEEE/ACM Transactions on Networking, vol. 17, no. 4, pp. 1228-1241, 2009.
  41. Bing-Hong Liu, Wei-Chieh Ke, Chin-Hsien Tsai, and Ming-Jer Tsai*, “Constructing a message-pruning tree with minimum cost for tracking moving objects in wireless sensor networks is NP-complete and an enhanced data aggregation structure,” IEEE Transactions on Computers, vol. 57, no. 6, pp. 849-863, 2008.
  42. Bing-Hong Liu*, Ping-Chin Huang, and Ming-Jer Tsai*, “Distributed reformation of core-based group-shared multicast trees in mobile ad hoc networks,” Journal of Parallel and Distributed Computing, vol. 68, no. 5, pp. 582-595, 2008.
  43. Wei-Chieh Ke, Bing-Hong Liu, and Ming-Jer Tsai*, “Constructing a wireless sensor network to fully cover critical grids by deploying minimum sensors on grid points is NP-complete,” IEEE Transactions on Computers, vol. 56, no. 5, pp. 710-715, 2007.
  44. Bing-Hong Liu, Wei-Chei Ke, and Ming-Jer Tsai*, “Distributed formation of core-based forwarding multicast trees in mobile ad hoc networks,” Telecommunication Systems, vol. 32, no. 4, pp. 263-281, 2006.

Conference Paper:

  1. Thai N. Nguyen, Yu-Hsiang Huang, Shao-I Chu, and Bing-Hong Liu, "Area-Efficient Hardware Implementation of Simulated Annealing for Ising Model Based on Stochastic Computing," ISOCC 2025, 2025.
  2. Shu-Hui Wu, Dung H. P. Nguyen, Quy T. Le, Tu N. Nguyen, Shao-I Chu, and Bing-Hong Liu, "Latency-Aware Virtual Network Function Chain Recovery in Provider Networks with Network Slicing," APNOMS 2025, 2025, pp. 1-6. (Best Paper Award)
  3. Wei-Hsun Huang, Dung H. P. Nguyen, Cuong V. Le, Tien-He Chen, Bing-Hong Liu, and Ming-Jer Tsai, "Deadline-Aware Scheduling of Entanglement Requests in Quantum Networks," APNOMS 2025, 2025, pp. 1-4.
  4. Ethan Hunt, Bing-Hong Liu, Tu N. Nguyen, Yong Shi, and Kun Suo, "Minimizing Cost in Bistatic Radar Placement for Belt Coverage," SoftCOM 2025, 2025, pp. 1-6.
  5. Chao-Ho Chen, Tsong-Yi Chen, Jiun-Shiang Shi, Bing-Hong Liu, Chih-Yuan Lien, Shao-I Chu, Cheng-Kang Wen, Johng-Chern Chern, “The Semantic Vehicle & Pedestrian Moment Retrieval System Based on Dual Encoding Cross-Modal”, ICASI 2025, 2025, pp. 59-61.
  6. Tu N. Nguyen, Dung H. P. Nguyen, Manh V. Nguyen, Thinh V. Le, Bing-Hong Liu, and Thang N. Dinh, "Maximizing Key Distribution Capability: An Application in Quantum Cryptography," IEEE QCE 2023, 2023, pp. 1187-1197.
  7. Wei-Hsun Huang, Dung H. P. Nguyen, Ting-Xiu Kuo, Bing-Hong Liu, Shao-I Chu, and Jau-Ji Jou, "A Heuristic for Entanglement Routing in Quantum Networks," ICASI 2023, 2023, pp. 124-126, doi: 10.1109/ICASI57738.2023.10179513.
  8. Yu-Hsiang Huang, Gen-Wei Zhang, Shao-I Chu, Bing-Hong Liu, Chih-Yuan Lien, and Su-Wen Huang, "Design of Logarithmic Number System for LSTM," ICASI 2023, 2023, pp. 92-94, doi: 10.1109/ICASI57738.2023.10179504.
  9. Meng-Yi Lin, Jau-Ji Jou, Chien-Liang Chiu, Chih-Yuan Lien, and Bing-Hong Liu, "A 50 Gb/s NRZ Optical Modulator Driver Circuit in 0.18 μm SiGe BiCMOS Technology," ICASI 2023, 2023, pp. 56-58, doi: 10.1109/ICASI57738.2023.10179524.
  10. Vinh V. Le, Dung H. P. Nguyen, Bing-Hong Liu, Shao-I Chu, Chih-Yuan Lien, and Jau-Ji Jou, “An Algorithm Design for Minimum-Latency Scheduling in Multiple-Data-Type Multi-Channel WSNs,” IEEE GCCE 2022, 2022, pp. 838-839.
  11. Shao-I Chu, Jun-Han Yan, Tzu-Heng Chien, Bing-Hong Liu, Chih-Yuan Lien, and Xin-Ru Yu, “Hardware Implementation of Multi-Kernel Function for Support Vector Machine Classification Using Stochastic Logic,” IEEE GCCE 2022, 2022, pp. 840-841.
  12. Tu N. Nguyen, Dung H. P. Nguyen, Dang H. Pham, Bing-Hong Liu, and Hoa N. Nguyen, “LP Relaxation-Based Approximation Algorithms for Maximizing Entangled Quantum Routing Rate,” IEEE ICC 2022, 2022, pp. 3269-3274.
  13. Vinh V. Le, Dung H. P. Nguyen, Chiu-Hsiung Wang, Tu N. Nguyen, Bing-Hong Liu, and Shao-I Chu, “Hybrid Charger Scheduling in Wireless Rechargeable Sensor Networks,” ISPACS 2021.
  14. Dung H. P. Nguyen, Hou-Rui Lu, Vinh V. Le, Tu N. Nguyen, Bing-Hong Liu, and Shao-I Chu, “Effective Approaches for Optimizing Charging Schedules in Wireless Sensor Networks,” ISPACS 2021.
  15. Van-Trung Pham, Tu N. Nguyen, Bing-Hong Liu, and Tong Lin, “Minimizing Latency for Multiple-Type Data Aggregation in Wireless Sensor Networks,” IEEE WCNC 2021, 2021, pp. 1-6.
  16. Tu N. Nguyen, Bing-Hong Liu, Nam P. Nguyenz, and Jung-Te Chou, “Cyber Security of Smart Grid: Attacks and Defenses,” IEEE ICC 2020, 2020, pp. 1-6.
  17. Ngoc-Tu Nguyen, Bing-Hong Liu, and Hao-Zhe Weng, “A Distributed Algorithm: Minimum-Latency Collision-Avoidance Multiple-Data-Aggregation Scheduling in Multi-Channel WSNs,” IEEE ICC 2018, 2018, pp. 1-6.
  18. Ngoc-Tu Nguyen, Bing-Hong Liu, and Shih-Yuan Wang, “Network under Limited Mobile Sensors: New Techniques for Weighted Target Coverage and Sensor Connectivity,” IEEE LCN 2017, 2017, pp. 471-479.
  19. Shi-Ming Hu, Jung-Te Chou, Bing-Hong Liu, Shao-I Chu, Thinagaran Perumal, and Van-Trung Pham, “Detecting Critical Nodes for Network Vulnerability Assessment under Cascading Failures,” IEEE ICSSE 2017, 2017, pp. 568-571.
  20. Yao-Yu Jhuang, Tong Lin, Tan Dat Nguyen, Shao-I Chu, Bing-Hong Liu, and Van-Trung Pham, “A New Overlap Circle Technique for Reducing Data Aggregation Time in Wireless Sensor Networks,” IEEE ICSSE 2017, 2017, pp. 572-575.
  21. Tan Dat Nguyen, Shao-I Chu, Bing-Hong Liu, Chao-Ho Chen, Hoang Sa Dang, and Thinagaran Perumal, “Mobile Charging and Data Gathering in Multiple Sink Wireless Sensor Networks: How and Why,” IEEE ICSSE 2017, 2017, pp. 576-579.
  22. Yi-Hsuan Yang, Tong Lin, Bing-Hong Liu, Shao-I Chu, Chih-Yuan Lien, and Van-Trung Pham, “An Efficient Mobile Sink Scheduling Method for Data Collection in Wireless Sensor Networks,” IEEE ICSSE 2017, 2017, pp. 580-583.
  23. Yao-Jen Tang, Chung-Wei Lee, Meng-Han Lin, Bing-Hong Liu, and Ming-Jer Tsai, “Energy Consumption Reduction Methods of Geographic Routing Protocols with Out-of-Date Location Information in Mobile Ad Hoc Networks,” IEEE ICC 2017, 2017, pp. 1-6.
  24. Ngoc-Tu Nguyen, Bing-Hong Liu, and Hsin-Wen Ting, “Power Grids Vulnerability Assessment under Cascading Failures,” ICEAI 2017, 2017, pp. 478-479.
  25. Tan Dat Nguyen, Shao-I Chu, Bing-Hong Liu, Liwen Hu, and Ze-Hao Lai, “Network under Limited Energy: New Technique for Using Limited Number of Mobile Devices for Charging and Collecting Data,” IEEE WPTC 2017, 2017, pp. 1-4.
  26. Bing-Hong Liu, Van-Trung Pham, Ngoc-Tu Nguyen, and Yi-Sheng Luo, “A Heuristic for Maximizing the Lifetime of Data Aggregation in Wireless Sensor Networks,” ICEAI 2016, 2016, pp. 235-241.
  27. Ngoc-Tu Nguyen, Bing-Hong Liu, and Van-Trung Pham, “A Dynamic-Range-Based Algorithm for Reader-Tag Collision Avoidance Deployment in RFID Networks,” ICEIC 2016, 2016, pp. 52-55.
  28. Bing-Hong Liu, Van-Trung Pham, and Ngoc-Tu Nguyen, “A virtual backbone construction heuristic for maximizing the lifetime of dual-radio wireless sensor networks,” IIHMSP 2015, 2015, pp. 64-67.
  29. Bing-Hong Liu, Ngoc-Tu Nguyen, and Van-Trung Pham, “An efficient method for sweep coverage with minimum mobile sensor,” IIHMSP 2014, 2014, pp. 289-292.
  30. Bing-Hong Liu, Yue-Xian Lin, Wei-Sheng Wang, and Chih-Yuan Lien, “A modified method for constructing minimum size homogeneous wireless sensor networks with relay nodes to fully cover critical square grids,” ICGEC 2013, 2013, pp. 213-220.
  31. Bing-Hong Liu, Ying-Hong Jhuang, Li-Ping Tung, and Jyun-Yu Jhang, “An improved method of constructing a data aggregation tree in wireless sensor networks,” ICGEC 2012, 2012, pp. 344-347.
  32. Bing-Hong Liu, Jyun-Yu Jhang, and Kuo-Wen Su, “GPS-free event-to-sink routing scheme for data aggregation in wireless sensor networks,” IBICA 2011, 2011, pp. 25-28.
  33. Bing-Hong Liu, “Effective reconstruction of the message-pruning trees in wireless sensor networks,” ICGEC 2010, 2010, pp. 695-698.
  34. Chia-Hung Lin, Bing-Hong Liu, Hong-Yen Yang, Chi-Yen Kao, and Ming-Jer Tsai, “Virtual-coordinate-based delivery-guaranteed routing protocol in wireless sensor networks with unidirectional links,” INFOCOM 2008, 2008, pp. 351-355.
  35. Bing-Hong Liu, Ming-Jer Tsai, and Wei-Chieh Ke, “Dynamical construction of a core-based group-shared multicast tree in mobile ad hoc networks,”AINA 2005, 2005, pp. 90-95.