Researcher Portfolio

Zhao Yi Zhi (Dr)
Senior Research Engineer III
Manufacturing Execution and Control
Introduction:Dr Yi Zhi Zhao received the B.Sc. degree in Computer Science from The Second Branch of Peking University, Beijing, China, the M.Sc. degree in Computer-Integrated Manufacturing from Nanyang Technological University (NTU), Singapore. He pursued the M.Sc. degree in Computer Science and Information Systems in Case Western Reserve University (CWRU), Cleveland, Ohio, U.S.A. He is currently working toward the PhD degree in Computer Engineering in NTU, Singapore.

He is currently a senior research engineer at the Singapore Institute of Manufacturing Technology (SIMTech) of the Agency for Science, Technology and Research (A*STAR), working in the area of wireless sensor networks, intelligent manufacturing system, and factory visibility and ambient intelligence. His research interests include adaptive MAC protocol design and simulation for application-aware multi-hop WSNs; Wireless network and RFID for network-centric system; Rule-based re-configurable prioritization and dispatching for energy-efficient production system; Knowledge discovery and neural networks for equipment diagnostics and prognostics; Rule-based active technologies for event management; Dynamic reconfiguration for complex systems modeling, intelligent & automated control for air-cargo handling system. He is a member of IEEE.
Research Interest:Wireless network and RFID for network-centric system; Adaptive MAC protocols for application-aware WSNs; Rule-based re-configurable prioritization and dispatching for energy-efficient production system; Knowledge discovery and neural networks for equipment diagnostics and prognostics, Rule-based active technologies for event management; Dynamic reconfiguration for complex systems modeling, intelligent & automated control for air-cargo handling system.
BioNotes:Currently pursuing PhD degree in Computer Engineering, Nanyang Technological University, Singapore, (2007-present);

MSc. in Computer Integrated Manufacturing, Nanyang Technological University, Singapore. 1997

MSc. in Computer and Information Science, Case Western Reserve University, Cleveland, Ohio, USA. 1989

BSc. in Computer Science, The Second Branch of Peking University, Beijing, China. 1984
Publications:Y. Z. Zhao, T. N. Nguyen, M. Ma, C.Y. Miao, "An Energy-Efficient MAC Protocol with Adaptive Scheduling for Wireless Sensor Networks", Accepted and to be appear In the Proceedings of 7th IEEE International Conference of Industrial Informatics (INDIN 2009), June 24-26, 2009, Cardiff UK.

Y. Z. Zhao, X. Li, "A Dual-Momentum Hybrid Wavelet Neural Net (DM-HWNN): Its Performance Evaluation and Application", Accepted and to be appear In the Proceedings of 7th IEEE International Conference of Industrial Informatics (INDIN 2009), June 24-26, 2009, Cardiff UK.

N. K. Vuong, Y. Z. Zhao, X. Li , "Classification Using Improved Hybrid Wavelet Neural Networks", The Tenth Pacific Rim International Conference on Artificial Intelligence (PRICAI-08), 15-19 Dec. 2008, pp. 1092-1097.

Y. Z. Zhao, N. K. Vuong; X. Li, "A novel Hybrid Wavelet Neural Network and its performance evaluation", 2008 6th IEEE International Conference on Industrial Informatics (INDIN2008), 13-16 July 2008, Page(s):1097 - 1102.

Y. Z. Zhao, J. B. Zhang; Aendenroomer, A.J.R., "A Comparative Study of Dynamic Learning Rate BPN and Wavelet Neural Networks", 2007 5th IEEE International Conference on Industrial Informatics (INDIN2007), Volume 2, Issue, 23-27 June 2007 Page(s):611 - 614.

Y. Z. Zhao, O. P. Gan, "Distributed Design of RFID Network for Large-Scale RFID Deployment", 2006 IEEE International Conference on Industrial Informatics (INDIN2006), 16-18 Aug. 2006, Singapore, Page(s):44 - 49.

L.Q. Zhuang, J.B. Zhang, Y.Z. Zhao, M. Luo, D.H. Zhang, Z. H. Yang, "Power-aware Service-oriented Architecture for Wireless Sensor Networks", 2005. IECON 2005. 32nd Annual Conference of IEEE Industrial Electronics Society, 6-10 Nov. 2005 Page(s):6, pp. 2296-2301.

Y.Z. Zhao, J.B. Zhang, L.Q. Zhuang and D.H. Zhang, "Service-Oriented Architecture and Technologies for Automating Integration of Manufacturing Systems and Services", Proceedings of 10th International Conference on Emerging Technologies and Factory Automation (ETFA2005), Catania, Italy, 19-22 Sep 2005, Vol. 2, pp. 349-355.

Y. Z. Zhao, J. B. Zhang, D. H. Zhang and M. Luo, "Using Neural Nets in Rule Discovery for Intelligent Equipment Maintenance, Diagnosis and Prognosis", Proceedings of 2004 IEEE International Symposium on Industrial Electronics (ISIE2004), Ajaccio, France, 4-7 May 2004, pp. 477-482.

D. H. Zhang, J. B. Zhang, M. Luo, Y. Z. Zhao and M. M. Wong, "Proactive Health Management for Automated Equipment: From Diagnostics to Prognostics", Proceedings of Eighth International Conference on Control, Automation, Robotics and Vision (ICARCV2004), Kunming, China, 6-9 Dec 2004, pp. 479-484.

M. Luo, D. H. Zhang, Y. Z. Zhao, and J. B. Zhang, "A Structured Methodology for Development of Anticipative Event Management Systems with Self-Recovery Capability", Proceedings of The 30th Annual Conference of the IEEE Industrial Electronics Society, FB7-32, Busan, Korea, 2-6 Nov. 2004.

L.Q. Zhuang, J.B. Zhang, Bryan. Ng, Y. Tang and Y.Z. Zhao. "Dynamic Negotiation for Real-Time Manufacturing Execution", 6th International Conference on Enterprise Information Systems, (ICEIS2004), Portugal, Porto, April 2004, pp. 321-326.

H. Ma, J. B. Zhang, Y.Z. Zhao and C.H. Tan, "On-line Fault Diagnosing Techniques for a Class of Manufacturing Equipment", Proceedings of the 9th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA2003), Lisbon Portugal, 16-19 Sept. 2003, pp II.165 - II.168.

H. Ma, J. B. Zhang, Y.Z. Zhao and C.H. Tan, "Knowledge Discovery Application Framework for Manufacturing Execution, Diagnosis and Optimization", Proceedings of the 1st IEEE International Conference on Industrial Informatics (INDIN2003), Banff, Alberta, Canada, 21-24 August 2003, CD-ROM.

M. Luo, J.B. Zhang, D.H. Zhang, Y.Z. Zhao and T.J. Ng, "A Conceptual Architecture of Anticipative Event Management System for Manufacturing", Proceedings of the 4th IEEE International Conference on Control and Automation (ICCA2003), Montreal, Canada, 10-12 June 2003, pp 844-848.

D. Domazet, Q.Z. Yang and Y.Z. Zhao, "PIKS: Product information and knowledge servers for concurrent engineering environments", Proceedings of the 4th International Conference on Computer Integrated Manufacturing (ICCIM), 21-24 Oct 1997, Vol. 2, pp.1071-1080.

Q.Z. Yang, D. Domazet and Y.Z. Zhao, "Development of A STEP-Based Information Server for Concurrent Engineering Applications", Advances in Concurrent Engineering - CE97, presented at Fourth ISPE International Conference on Concurrent Engineering: Research and Applications, Oakland University, Rochester, Michigan, USA, Technomatic Publishing Co, 20-22 Aug 1997, pp. 255-262.

Y. Z. Zhao, "Development of a Client/Server Based Network Application for Product Information Sharing", NTU Thesis'97, Jul 1997.

Y. Z. Zhao, C. Y. Miao, M. Ma, T. N. Nguyen, "An Energy-Efficient and Low-Latency MAC Protocol with Adaptive Scheduling for Multi-hop Wireless Sensor Networks"; Computer Communications, Volume 33 no. 12; Pages 1452-1461; Jul 2010.

M. M. Wong, J. B. Zhang, C. H. Tan, L. Q. Zhuang, Y. Z. Zhao, M. Luo, "On-line reconfiguration to enhance the routing flexibility of complex automated material handling operations"; Journal of Robotics and Computer Integrated Manufacturing, Volume 23, NO.3;Pages 294-304; JUN 2007.

Y. Z. Zhao, "Practical Experience from a Database Application System Based on Oracle RDBMS", Computer Engineering and Applications, Vol. 29, pp.18-26, (1991).

Y. Z. Zhao, "Design and Development of Human-Machine Interface", Computer Engineering and Applications, pp.41-47, (1991).

Y. Z. Zhao, "An Introduction to Artificial Neural Networks", Computer Technology, pp.42-47, (1990).

Y. Z. Zhao, "Human-Machine Interactive Natural Language Interface", Journal of Chinese Information Processing, Vol. 2, pp.35-39, (1987).

System and method for real-time item-level tracking and tracing;60/761,456 USA; filed on 24.01.2006; Gan Oon Peen, Luo Ming, Zhao Yi Zhi, Tan Gak Chee, Zhang Jing Bing.
Awards:Recipient of Scientific Staff Development Scholarship (SSDS) Award 2007 (Scholarship sponsor: SIMTech/A*STAR)

Recipient of IES Prestigious Engineering Achievement Award 2003.

International Visiting Scholar 1988: (Scholarship sponsor: UNESCO) Center for Automation and Intelligent System Research (CAISR), Case Western Reserve University (CWRU), Cleveland, Ohio 44106, USA.