Dr. Daiheng Ni

Associate Professor

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(Click to enlarge photo)

College of Engineering
Department of Civil and Environmental Engineering
University of Massachusetts Amherst
219 Marston Hall
130 Natural Resources Road
Amherst, MA 01003
Phone: (413) 545-5408
Fax: (413) 545-9569

Email: ni@ecs.umass.edu

 

Personal Academic Webpage

Full Curriculum Vitae

Research Interests

  • Traffic Flow Modeling and Simulation
  • Intelligent Transportation Systems
  • Traffic Sensing and Information Technology
  • Transportation Logistics and Optimization

Education

Ph.D. Transportation / Operations Res., Georgia Institute of Technology, 2004.
M.Sc. Industrial Engineering, Georgia Institute of Technology, 2003.
M.Sc. Transportation, Georgia Institute of Technology, 2001.
M.Sc. Mechanical Engineering, Beijing Agricultural Engineering University, 1994.
B.Sc. Mechanical Engineering, Jilin University of Technology, 1991.

Professional Experience

  • Associate Professor, Department of Civil & Environmental Engineering, 2011- present
  • Assistant Professor, Department of Civil & Environmental Engineering, 2005 - 2011

Classes Taught

     CEE 310 Introduction to Transportation Engineering
     CEE 411/511 Traffic Engineering
     CEE 521/697F Traffic Flow Theory and Simulation II
     CEE 590T Traffic Flow Theory
     CEE 590S Simulation in Transportation
 

Recent Papers Published

David Hurwitz*, Haizhong Wang, Michael A. Knodler, Daiheng Ni, and Derek Moore. Fuzzy Sets to Describe Driver Behavior in the Dilemma Zone of High-Speed Signalized Intersections. Transportation Research Part F: Traffic Psychology and Behaviour. Volume 15, Issue 2, Pages 132–143. Elsevier. 2012.

Daiheng Ni*, Jia Li, Steven Andrews, and Haizhong Wang. A Methodology to Estimate Capacity Impact due to Connected Vehicle Technology. Accepted for publication by International Journal of Vehicular Technology (IJVT), Hindawi Publishing Corporation. 2011

Haizhong Wang, Jia Li, Qian-Yong Chen, and Daiheng Ni*. Logistic Modeling of the Equilibrium Speed-Density Relationship. Transportation Research Part A. Volume 45, Issue 6, Pages 554-566. Elsevier. 2011.

Daiheng Ni*. Multiscale Modeling of Traffic Flow. Mathematica Aeterna, Hilaris Ltd. Vol.1, No. 01, pp. 27 - 54, 2011.

Haizhong Wang, Daiheng Ni*, Qian-Yong Chen, and Jia Li. Stochastic Modeling of Equilibrium Speed-Density Relationship. To appear in Journal of Advanced Transportation (DOI: 10.1002/atr.172). John Wiley & Sons, Inc. 2011.

Mohammad Nekoui*, Hossein Pishro-Nik, Daiheng Ni. The Effect of IntelliDrive on the Efficiency of Highway Transportation Systems. International Journal of Vehicular Technology (IJVT), Hindawi Publishing Corporation. Volume 2011, Article ID: 653542 (doi:10.1155/2011/653542). 2011

Jia Li, Haizhong Wang, Qian-Yong Chen, Daiheng Ni*. Analysis of LWR model with fundamental diagram subject to uncertainties. Published by Transportmetrica (DOI: 10.1080/18128602.2010.521532). Taylor and Francis. 2010.

Steven Andrews, Haizhong Wang, Daiheng Ni*, Song Gao, John Collura. Development and Implementation of an Adapted Planning Methodology in the Event of Two Hurricane Evacuation Scenarios in Western Massachusetts: A Case Study Using TransCAD. To appear in Journal of Transportation Safety and Security, Taylor and Francis. 2010.

Jia Li, Haizhong Wang, Qian-Yong Chen, Daiheng Ni. Traffic Viscosity due to Speed Variation: Modeling and Implications. Mathematical and Computer Modelling, Elsevier Science. Vol. 52, No. 9-10, pp. 1626-1633. 2010.

Haizhong Wang, Kimberly Rudy, Jia Li, Daiheng Ni. Traffic Flow Breakdown Probability and Link Throughput Optimization. Applied Mathematical Modeling, Elsevier Science. Vol. 34, pp.3376–3389. 2010.

Mohammad Nekoui, Daiheng Ni, Hossein Pishro-Nik, Richa Prasad, Mohammed Raza Kanjee, Hui Zhu and Thai Nguyen. Development of a VII-Enabled Prototype Intersection Collision Warning System. International Journal of Internet Protocol Technology (IJIPT), Inderscience. Vol. 4, No.
3, pp. 173-181. 2009.

Dwayne Henclewood and Daiheng Ni. A Dynamic-Interactive-Vehicle Model for Modeling Traffic beyond the Microscopic Level. International
Journal of Vehicle Information and Communication Systems (IJVICS).
Inderscience. Vol. 2, No. 1-2, pp. 40-58. 2009.

Daiheng Ni and Haizhong Wang. Trajectory Reconstruction for Travel Time Estimation. Journal of Intelligent Transportation Systems. Taylor & Francis. Vol. 12, No. 3, pp. 113-125. 2008.

W. L. Leow, Daiheng Ni, and Hossein Pishro-Nik. A Sampling Theorem Approach to Traffic Sensor Optimization. IEEE Transactions on Intelligent Transportation Systems. Vol. 9, No. 2, pp. 369-374. 2008.

Daiheng Ni and Dwayne Henclewood. Simple Engine Models for VII-Enabled In-Vehicle Applications. IEEE Transactions on Vehicular Technology. Vol. 57, No. 5, pp. 2695-2702. 2008.

Matthew D. Kindzerske and Daiheng Ni. A Composite Nearest Neighbor Nonparametric Regression to Improve Traffic Prediction. Transportation Research Record 1993, pp. 30-35. 2007.

Daiheng Ni. Determining Traffic Flow Characteristics by Definition for Application in ITS. IEEE Transactions on Intelligent Transportation Systems. Vol 8, No 2, pp. 181-187, 2007.

Daiheng Ni. Challenges and Strategies of Transportation Modeling and Simulation under Extreme Conditions. International Journal of Emergency Management (IJEM). Vol 3, No 4, pp. 298-312, 2006.

Daiheng Ni, John D. Leonard, and Billy M. Williams. The Network Kinematic Waves Model: A Simplified Approach to Network Traffic. Journal of Intelligent Transportation Systems: Technology, Planning, and Operations. Volume 10, Issue 1, pp. 1-14, 2006

Daiheng Ni and John D. Leonard. A Simplified Kinematic Wave Model at a Merge Bottleneck. Applied Mathematical Modelling, Elsevier Science, Volume 29, Issue 11, pp. 1054-1072, 2005.

Daiheng Ni, John D. Leonard. Markov Chain Monte Carlo Multiple Imputation for Incomplete ITS Data Using Bayesian Networks. Transportation Research Record 1935, pp. 57-67, 2005.

Daiheng Ni, John D. Leonard II, Angshuman Guin, and Chunxia Feng. A Multiple Imputation Scheme for Overcoming the Missing Values and Variability Issues in ITS Data. ASCE Journal of Transportation Engineering. Vol. 131, No. 12, pp. 931-938, 2005.

Daiheng Ni and John D. Leonard. Development of Traffic: the Common Vocabulary for Traffic Simulation. Transportation Research Record 1879, pp. 30-40, 2004.

Daiheng Ni, John D. Leonard, Angshuman Guin, and Billy M. Williams. A Systematic Approach for Validating Traffic Simulation Models.Transportation Research Record 1876, pp. 20-31, 2004.

Daiheng Ni and Yu Qun. A Neural Network for Handling Stability of Driver-Vehicle-Environment Closed-Loop System (In Chinese). Journal of China Agricultural University. Volume 1, Issue 2, 1996

Daiheng Ni. An Application for Neural Network in Highway Communication –Simulation of Vehicle Steering (In Chinese). Journal of Northern Jiaotong University. Volume 19, pp. 114-117, 1995.

Recent Conference Proceedings

Daiheng Ni*, Jia Li, Steven Andrews, and Haizhong Wang. Preliminary Estimate of Highway Capacity Benefit Attainable with IntelliDrive Technologies. 13th International IEEE Conference on Intelligent Transportation Systems. Madeira Island, Portugal, September 19-22, 2010.

Daiheng Ni*. A Spectrum of Traffic Flow Modeling at Multiple Scales. Winter Simulation Conference 2010. Baltimore, Maryland. December 3-6, 2010. (15 pages).

Haizhong Wang, Jia Li, Qian-Yong Chen, Daiheng Ni*. Representing the Fundamental Diagram: the Pursuit of Mathematical Elegance and Empirical Accuracy. Pre-print CD-ROM, the 89th Transportation Research Board (TRB) Annual Meeting, Washington, D.C. 2010. (Paper # 10-1354,
22 pages).

Haizhong Wang*, Steven Andrews, John Collura, Daiheng Ni. Scenariobased Analysis of Transportation Impacts in Case of Dam Failure Flood Evacuation in Franklin County, Massachusetts. Pre-print CD-ROM, the 89th Transportation Research Board (TRB) Annual Meeting, Washington, D.C. 2010. (Paper # 10-1352, 20 pages).

Jia Li, Qian-Yong Chen, Haizhong Wang, and Daiheng Ni. Analysis of LWR Model with Fundamental Diagram Subject to Uncertainties. Pre-print CD-ROM, the 88th Transportation Research Board (TRB) Annual Meeting, Washington, D.C. 2009. (Paper # 09-1189, 14 pages).

Haizhong Wang, Jia Li, Qian-Yong Chen, and Daiheng Ni. Speed-Density Relationship: from Deterministic to Stochastic. Pre-print CD-ROM, the 88th Transportation Research Board (TRB) Annual Meeting, Washington, D.C. 2009. (Paper # 09-1527, 20 pages).

Jia Li, Qian-Yong Chen, Haizhong Wang, and Daiheng Ni. Investigation of LWR Model with Flux Function Driven by Random Free Flow Speed. Symposium on the Fundamental Diagram: 75 years. Woods Hole, Massachusetts. July 8 - 10, 2008. (Paper #A-4, 10 pages).

Kimberly Rudy, Haizhong Wang, and Daiheng Ni. Link Traffic Flow Optimization. Pre-print CD-ROM, the 87th Transportation Research Board (TRB) Annual Meeting, Washington, D.C. 2008.

Dwayne Henclewood and Daiheng Ni. The Development of A Dynamic-Interactive-Vehicle Model for Modeling Traffic beyond A Microscopic Level. Pre-print CD-ROM, the 87th Transportation Research Board (TRB) Annual Meeting, Washington, D.C. 2008.

Kevin D. Moriarty, John Collura, Michael Knodler, Daiheng Ni, and Kevin Heaslip. Using Simulation Models to Assess the Impacts of Highway Work Zone Strategies: Case Studies along Interstate Highways in Massachusetts and Rhode Island. Pre-print CD-ROM, the 87th Transportation Research Board (TRB) Annual Meeting, Washington, D.C. 2008.

Daiheng Ni, et al. Development of a Prototype Intersection Collision Avoidance System under VII. Proceedings of the 14th World Congress on Intelligent Transport Systems. Beijing Exhibition Center. Beijing, China. October 9-13, 2007.(Paper #4001, 14 pages)

Pishro-Nik, A. Ganz, D. Ni. The capacity of vehicular ad hoc networks. Forty-Fifth Annual Allerton Conference on Communication, Control, and Computing. Allerton House, Monticello, IL. September 26-28, 2007. (Paper #FrA1.6, 8 pages)

W. L. Leow, H. Pishro-Nik and D. Ni. Delay and Energy Tradeoff in Multistate Wireless Sensor Networks. IEEE Global Telecommunications Conference. Washington, D.C. November 26-30, 2007. pp. 1028-1032

Kevin D. Moriarty, Daiheng Ni, and John Collura. Modeling Traffic Flow under Emergency Evacuation Situations: Current Practice and Future Directions. Pre-print CD-ROM, the 86th TRB Annual Meeting, Washington, D.C., January 21–25,2007.(Paper #07-0745, 15 pages)

Daiheng Ni. A Framework for new Generation Transportation Simulation. Winter Simulation Conference (WSC) 2006. Monterey, California, USA.December 3-6, 2006. pp. 1508-1514.

Daiheng Ni and John D. Leonard. Direct Methods of Determining Traffic Stream Characteristics by Definition. Pre-print CD-ROM, the 85th TRB Annual Meeting, Washington, D.C., January 22–26, 2006.

Daiheng Ni and Keith Strickland. I-85 Traffic Study: A State-of-the-Practice Modeling of Freeway Traffic Operation. Proceedings of the 2004 Summer Computer Simulation Conference (SCSC 2004, ed. Bruzzone, A. G. and Williams, E.), The Society for Modeling and Simulation International. pp.399-404. 2004.

Daiheng Ni and John D. Leonard. Simplified Kinematic Waves at a Diverge. The 8th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2004), International Institute of Informatics and Systemics, 2004.

Daiheng Ni and John D. Leonard. A Kinematic Wave Model For Merge Queuing. The International Conference on Computing, Communications and Control Technologies (CCCT'04), International Institute of Informatics and Systemics, 2004.

Angshuman Guin, Billy M. Williams, and Daiheng Ni. Assessment of the Current Status of Incident Detection Algorithms: Results of a Nationwide Survey. Proceedings of the 2004 Summer Computer Simulation Conference (SCSC 2004, ed. Bruzzone, A. G. and Williams, E.), The Society for Modeling and Simulation International. pp. 412-417. 2004.

Daiheng Ni. 2DSIM: A Prototype of Nanoscopic Traffic Simulation, Proceedings of The 2003 Intelligent Vehicles Symposium, pp. 47-52, Institute of Electrical and Electronics Engineers, Piscataway, NJ.

Daiheng Ni and John D. Leonard. Simulation of Freeway Merging and Diverging Behavior. Proceedings of the 2003 Winter Simulation Conference (S. Chick, P. J. Sánchez, D. Ferrin, and

D. J. Morrice, eds), Institute of Electrical and Electronics Engineers, Piscataway, NJ. pp. 1693-1700. 2003.

Daiheng Ni and Chunxia Feng. China's Logistics Industry and WTO: A Trend of Globalization. The 38th Annual International Conference and Exhibition (SOLE 2003), Huntsville, Alabama. USA. August 10 - 14, 2003.

Recent Research Contracts Funded

Daiheng Ni (PI). Consistent Modeling of Traffic Flow. U.S. DOT University Transportation Center (UTC) Initiative. 2010 to 2011. $79,955.

Daiheng Ni (PI). Calibration and Validation of Longitudinal Control Model. U.S. DOT University Transportation Center (UTC) Initiative. 2011 to 2012. $49,903

Daiheng Ni (PI). Vehicle Modeling for Future Generation Transportation Stimulation. U.S. DOT University Transportation Center (UTC) Initiative. July 2008 to June 2009. $75,000.

John Collura, Song Gao, and Daiheng Ni (Co-PI). Evacuation Planning Project. Pioneer Valley Planning Commission. September 2008 to July 2009. $100,000.

Daiheng Ni (PI) and Michael Knodler. Development of a Conceptual Framework toward an Integrated Transportation System. US DOT University Transportation Center (UTC) Region One. September 2006 to August 2009. $63,732.

Daiheng Ni (PI). Investigation of Nanoscopic Approach to Transportation Simulation. UMass Amherst Faculty Research Grant. June, 2006 to May 2007. $15,000.

John Collura, Michael Knodler, and Daiheng Ni (Co-PI), Evaluation and Implementation of Traffic Simulation Models for Work Zones. New England Transportation Consortium. November 2005 to March 2007. $100,000.

John Collura, Michael Knodler, and Daiheng Ni (Co-PI), Graduate Research Fellowships. US DOT University Transportation Center (UTC) Region One. November 2005 to August 2007; $63,000.

Daiheng Ni (PI), Paul Shuldiner, Joan Peckham, Peter Swaszek, Natacha Thomas, and Chris Hunter. Using Real-Time Traffic Data to Improve Traffic Flow.  USDOT University Transportation Center (UTC) Region One. September 2005 to January December 2006. $60,333.

Daiheng Ni (Co-PI), Mobil Network-Based Traffic Information Service (GRA.TC05). Georgia Research Alliance Innovation Fund. March 2005 to September 2005. $ 10,000. (PI: Rui Dai, Georgia Institute of Technology).