Publications

Publications in refereed journals
  1. R. Omrani, P. Izadpanah, B. Hellinga, A. Hadayeghi, H. Abdelgawad (2013) “Evaluation of wide-area traffic monitoring technologies for travel time studies”, Accepted for publication in the Transportation Research Record: Journal of the Transportation Research Board. Published by The National Academies, Washington, D.C.
  2. S. Salek Moghaddam and B. Hellinga (2013) “Quantifying measurement error in arterial travel times measured by Bluetooth detectors”, Accepted for publication in the Transportation Research Record: Journal of the Transportation Research Board. Published by The National Academies, Washington, D.C.
  3. S. Salek Moghaddam and B. Hellinga (2013) “Evaluating the performance of travel time outlier detection algorithms”, Accepted for publication in the Transportation Research Record: Journal of the Transportation Research Board. Published by The National Academies, Washington, D.C.
  4. B. Hellinga and A. Sindi (2012) “Analytical method for estimating delays to vehicles traversing single-lane roundabouts as a function of vehicle and pedestrian volumes”, Transportation Research Record: Journal of the Transportation Research Board Vol No. 2312. Published by The National Academies, Washington, D.C. pp. 56-66.
  5. R. Noroozi and B. Hellinga (2012) “Distribution of delay in signalized intersections: day-to-day variability in peak-hour volumes” accepted for publication in the Journal of Transportation Engineering published by the American Association of Transportation Engineers.
  6. A. Samimi and B. Hellinga (2012) “Sensitivity of a real-time freeway crash prediction model to calibration optimality” Accepted for publication in the EUROPEAN Transport Research Review: An Open Access Journal.
  7. S. Salek, R. Noroozi, J. Casello and B. Hellinga (2011) “A method for predicting the mean and variance of transit segment and route travel times” Transportation Research Record: Journal of the Transportation Research Board Vol No. 2256. Published by The National Academies, Washington, D.C. pp. 130-141.
  8. B. Hellinga, F. Yang, and J. Hart-Bishop (2011) “Estimating signalized intersection delays to transit vehicles: using archived data from automatic vehicle location and passenger counting systems” Transportation Research Record: Journal of the Transportation Research Board Vol No. 2259. Published by The National Academies, Washington, D.C. pp. 158-167.
  9. M. Saveedra, B. Hellinga, J. Casello (2011) “An automated quality assurance methodology for archived transit data from automated vehicle location and automatic passenger counting systems” Transportation Research Record: Journal of the Transportation Research Board Vol No. 2256. Published by The National Academies, Washington, D.C. pp. 130-141.
  10. Z. Abdy and B. Hellinga (2011) “Analytical method for estimating the impact of transit signal priority on vehicle delay” American Society of Civil Engineers Journal of Transportation Engineering Volume 137 Number 8 p. 589 – 600.
  11. M. Mandelzys and B. Hellinga (2010) “Identifying causes of performance issues in bus schedule adherence with automatic vehicle location and passenger count data” Transportation Research Record: Journal of the Transportation Research Board Vol No. 2143. Published by National Academies, Washington, D.C. pp. 9 – 15.
  12. B. Hellinga and M. Mandelzys (2010) “Impact of driver compliance on the safety and operational impacts of freeway variable speed limit systems” American Society of Civil Engineers (ASCE) Journal of Transportation Engineering Vol. 137, No. 4, pp. 260-268.
  13. J. Casello, A. Nour, and B. Hellinga (2010) “Anxiety-based formulation to estimate generalized cost of transit travel time". Transportation Research Record: Journal of the Transportation Research Board Vol No. 2143. Published by the National Academies, Washington, D.C. pp. 108-116.
  14. M. Mandelzys and B. Hellinga (2009) “Transit pass-through lanes at freeway interchanges: a life-cycle evaluation methodology” Journal of Public Transportation Volume 12, Issue 3.
  15. J. Casello, A. Nour, and B. Hellinga (2009) “Quantifying impacts of transit reliability on user costs” Transportation Research Record: Journal of the Transportation Research Board Vol No. 2112 published by the National Academies, Washington, D.C. 2009, pp. 136 – 141.
  16. F. Saccomanno, D. Doung, F. Cunto, B. Hellinga, C. Philp, P. Thiffault (2009) “Safety implications of mandated truck speed limiters” Transportation Research Record: Journal of the Transportation Research Board, No. 2096, Transportation Research Board of the National Academies, Washington, D.C., 2009, pp. 65–75.
  17. J. Casello and B. Hellinga (2008) “Impacts of express bus service on passenger demand”. Journal of Public Transportation Vol. 11 No. 4. pp. 1 – 23.
  18. B. Hellinga, P. Izadpanah, H. Takada, and L. Fu (2008) “Decomposing travel times measured by probe-based traffic monitoring systems to individual road segments". Transportation Research Part C 16 (2008) 768–782.Published by Elsevier Ltd.
  19. Z. Abdy and B. Hellinga (2008) “Modeling day-to-day variability of intersection performance using microsimulation" Transportation Research Record Journal of the Transportation Research Board, No. 2088, Transportation Research Board of the National Academies, Washington, D.C. 2008, pp. 18-25.
  20. P. Allaby, B. Hellinga, M. Bullock “Variable speed limits: safety and operational impacts of a candidate control strategy for freeway applications” IEEE Transactions on Intelligent Transportation Systems, Vol. 8, No. 4, December 2007 p. 671-680.
  21. B. Hellinga and Z. Abdy “Signalized intersection analysis and design - implications of day-to-day variability in peak hour volumes on delay” American Society of Civil Engineers (ASCE) Journal of Transportation Engineering Vol. 134, No. 7, July 2008, pp. 307-318.
  22. C. Lee, B. Hellinga, and F. Saccomanno (2006) Evaluation of variable speed limits to improve traffic safety.  Transportation Research Part C - Emerging Technologies Vol. 13 Issue No. 3, pp. 213-228. Published by Elsevier Ltd.
  23. C. Lee, B. Hellinga, and K. Ozbay (2006) Quantifying effects of ramp metering on freeway safety. Accident Analysis & Prevention Volume 38 Issue 2 March 2006.  Pages 279-288. Published by Elsevier Ltd.
  24. B. Hellinga, H. Rakha, and M. Van Aerde (2005) Decomposing travel times measured by probe-based traffic monitoring systems to individual road segments. International Journal of Vehicle Information and Communication Systems Vol. 1 No. 1/2 published by Inderscience Publishers. ISSN (PRINT): 1471-0242.
  25. C. Lee, B. Hellinga, and F. Saccomanno (2004) Assessing safety benefits of variable speed limits. Transportation Research Record 1897 - Statistical Methods and Safety Data Analysis and Evaluation. Pages 183-190. Published by the Transportation Research Board, National Academy Press. Washington, D.C.
  26. C. Lee, B. Hellinga, and F. F. Saccomanno (2004) Real-time crash prediction model for the application to crash prevention in freeway traffic. Transportation Research Record 1840 - Journal of the Transportation Research Board. National Academy Press. Washington, D.C. pages 67 – 78.
  27. C. Lee, B. Hellinga, and F. Saccomanno. (2003) Proactive freeway crash prevention using real-time traffic control. Canadian Journal of Civil Engineering - Special Issue on Innovations in Transportation Engineering. 30(6). Pages 1034-1041.
  28. A. Mehmood, F. F. Saccomanno, and B. Hellinga (2003) Application of system dynamics in car-following models. American Society of Civil Engineers' Journal of Transportation Engineering. Vol. 129, No. 6, November/December 2003, pp. 625-634.
  29. C. Lee, F. Saccomanno, and B. Hellinga (2002) Analysis of crash precursors on instrumented freeways. Transportation Research Record 1784 - Journal of the Transportation Research Board. National Academy Press. Washington, D.C. pp. 1 - 8.
  30. B. Hellinga and L. Fu (2002) Reducing bias in probe-based arterial link travel time estimates. Transportation Research Part C - Emerging Technologies Vol. 10 No. 4, pp. 257-273.
  31. B. Hellinga (2002) Improving freeway speed estimates from single-loop detectors. Journal of Transportation Engineering, Vol. 128 No. 1. January 2002. American Society of Civil Engineers. pp. 58-67.
  32. B. Hellinga (2001) Automatic vehicle identification tag- matching algorithms for estimating vehicle travel time: comparative assessment. Transportation Research Record - Journal of the Transportation Research Board 1774. National Academy Press. Washington, D.C. pp. 106 - 114.
  33. A. Mehmood, F. Saccomanno and B. Hellinga (2000) Simulation of road crashes using systems dynamics. Published in the Transportation Research Record - A Journal of the Transportation Research Board 1746. National Academy Press. Washington DC. pp. 37-46.
  34. F. Dion and B. Hellinga (2000) A rule-based real-time traffic responsive signal control system with transit priority: application to an isolated intersection. Journal of Transportation Research - Part B. Vol. 36 No. 4 pp. 325-343.
  35. B. Hellinga and G. Knapp (2000) Automatic vehicle identification technology-based incident detection. Transportation Research Record - Journal of the Transportation Research Board 1727. National Academy Press. Washington, D.C. pp. 142 - 153.
  36. L. Fu and B. Hellinga (2000) Delay variability at signalized intersections. Transportation Research Record - Journal of the Transportation Research Board 1710. National Academy Press. Washington, D.C. pp. 215-221.
  37. B. Hellinga and L. Fu (1999) Assessing the expected accuracy of probe vehicle travel time reports. Journal of Transportation Engineering Nov./Dec., 1999 Volume 125 No. 6. pages 524 - 530, published by the American Society of Civil Engineers.
  38. B. Hellinga and M. Van Aerde (1995) Examining the potential of using ramp metering as a component of an Advanced traffic management system (ATMS). Transportation Research Record - Journal of the Transportation Research Board 1494. National Academy Press. Washington, D.C. pp. 75-83.
  39. B. Hellinga and M. Van Aerde (1994) A statistical analysis of the reliability of using vehicle probes as estimators of dynamic O-D departure rates. IVHS Journal Vol. 2(1), pp. 21 - 44.
  40. B. Hellinga and M. Van Aerde (1994) An overview of a simulation study of the highway 401 freeway traffic management system. Canadian Journal of Civil Engineering Vol. 21. pp. 439-454.
  41. B. Hellinga and J. H. Shortreed (1993) FREEVU - A computerized freeway traffic analysis tool.  Transportation Research Record - Journal of the Transportation Research Board 1341. National Academy Press. Washington, D.C. pp. 30-37.

Conference papers – refereed
  1. S. Salek Moghaddam and B. Hellinga (2013) “Algorithm for detecting outliers in Bluetooth data in real time (#14-4925)”, Accepted for presentation at the Annual Conference of the Transportation Research Board, to be held Jan. 12-16, 2014 in Washington D.C.
  2. Y. Hu and B. Hellinga (2013) “Enhanced travel time outlier filter for real-time applications (#14-0652)”, Accepted for presentation at the Annual Conference of the Transportation Research Board, to be held Jan. 12-16, 2014 in Washington D.C.
  3. R. Noroozi and B. Hellinga (2013) “Real-time prediction of near-future traffic states on freeways using a Markov model (#14-4553)” Accepted for presentation at the Annual Conference of the Transportation Research Board, to be held Jan. 12-16, 2014 in Washington D.C.
  4. S. Salek Moghaddam and B. Hellinga (2013) “Real-time prediction of arterial roadway travel times using data collected by Bluetooth detectors  (#14-4910)”, Accepted for presentation at the Annual Conference of the Transportation Research Board, to be held Jan. 12-16, 2014 in Washington D.C.
  5. S. Salek Moghaddam and B. Hellinga (2013) “Quantifying measurement error in arterial travel times measured by Bluetooth detectors”, Presented at the Annual Conference of the Transportation Research Board, held Jan. 13-17, 2013 in Washington D.C.
  6. S. Salek Moghaddam and B. Hellinga (2013) “Evaluating the performance of travel time outlier detection algorithms”, Presented at the Annual Conference of the Transportation Research Board, held Jan. 13-17, 2013 in Washington D.C.
  7. R. Omrani, P. Izadpanah, B. Hellinga, A. Hadayeghi, H. Abdelgawad (2013) “Evaluation of wide-area traffic monitoring technologies for travel time studies”, Presented at the Annual Conference of the Transportation Research Board, held Jan. 13-17, 2013 in Washington D.C.
  8. B. Hellinga and A. Sindi (2012) “Incorporating the effect of pedestrians on roundabout operations” Proceedings of the 2012 Canadian Institute of Transportation Engineering Annual Conference held May 27 – 30 in Winnipeg, Canada.
  9. R. Golshan, B. Hellinga, and M. Habibian (2012) “The use of double exclusive mid-block U-turns as an alternative to signalized intersections” Proceedings of the 2012 Canadian Institute of Transportation Engineering Annual Conference held May 27 – 30 in Winnipeg, Canada.
  10. F. Yang and B. Hellinga (2012) “Estimating intersection delays to transit vehicles using archived AVL/APC data”, Presented at the Annual Conference of the Transportation Research Board, held Jan. 22-26, 2012 in Washington D.C.
  11. B. Hellinga, H. Van Lint, and F. Hofmann (2012) “The use of exogenously defined standard deviation versus mean travel time relationships for estimating the impact of policy measures on reliability”, Presented at the Annual Conference of the Transportation Research Board, held Jan. 22-26, 2012 in Washington D.C.
  12. B. Hellinga and A. Sindi (2012) “An analytical method for estimating delays to vehicles traversing single-lane roundabouts as a function of vehicle and pedestrian volumes”, Presented at the Annual Conference of the Transportation Research Board, held Jan. 22-26, 2012 in Washington D.C.
  13. D. Duong, F. Saccomanno, and B. Hellinga (2012) “Multi-objective calibration and validation of microscopic simulation platforms and effect of goodness-of-fit form on calibration results”. Presented at the Annual Conference of the Transportation Research Board, held Jan. 22-26, 2012 in Washington D.C.
  14. X. Chen, B. Hellinga, C. Chang, and L. Fu (2012) “Optimization of headways for bus rapid transit system with stop-skipping control”. Presented at the Annual Conference of the Transportation Research Board, held Jan. 22-26, 2012 in Washington D.C.
  15. Xumei Chen, Shuxia Guo, Lei Yu, Bruce Hellinga (2011) “Short-term Forecasting of Transit Route OD Matrix with Smart Card Data” Presented at the IEEE Conference on Intelligent Transportation Systems - ITSC 2011, held October 5-7, 2011, in Washington, DC, USA.
  16. D. Duong, A. Ghods, F. Saccomanno and B. Hellinga (2011) “Assessing the safety impacts of differential speed limits for cars and trucks on highways using microscopic simulation” Presented at the XXIVth World Road Congress of the World Road Association held in Mexico City, Mexico from Sept. 26 – 30, 2011.
  17. D. Duong, A. Ghods, F. Saccomanno and B. Hellinga, “Comparison of different microscopic traffic simulation calibration methodologies and their effects on road safety performance” Presented at the Transportation Research Board’s 3rd International Conference on Road Safety and Simulation held in Indianapolis, Indiana, USA from Sept. 14-16, 2011.
  18. D. Duong, F. Saccomanno and B. Hellinga (2011) “Calibration of a microscopic traffic simulation platform: A roundabout case study" presented at the Transportation Research Board 3rd International Conference on Roundabouts, Carmel, Indiana, USA held from May 18-20, 2011.
  19. D. Duong, F. Saccomanno and B. Hellinga (2011) “Dynamically dimensioned search parameter calibration for microscopic traffic simulation models and their effect on measures of safety performance” presented at the Canadian Multi-Disciplinary Road Safety Conference in Halifax, Canada held from May 8 – 11, 2011.
  20. P. Izadpanah, B. Hellinga and L. Fu (2010) “Real-time freeway travel time prediction using vehicle trajectory data” Presented at the 90th Transportation Research Board (Transportation Research Board (TRB)) Annual Meeting (Jan. 2011).
  21. S. Salek, R. Noroozi, J. Casello and B. Hellinga (2010) “A method for predicting the mean and variance of transit segment and route travel times” Presented at the 90th Transportation Research Board (TRB) Annual Meeting (Jan. 2011).
  22. Z. Abdy and B. Hellinga (2010) “An analytical alternative to transit signal priority micro simulation modelling: model and application” Presented at the 90th Transportation Research Board (TRB) Annual Meeting (Jan. 2011).
  23. R. Noroozi and B. Hellinga (2010) “A method to estimate the distribution of average vehicle delay at signalized intersection” Presented at the 90th Transportation Research Board (TRB) Annual Meeting (Jan. 2011).
  24. B. Hellinga, F. Yang, and J. Hart-Bishop (2010) “Estimating signalized intersection delays to transit vehicles from archived AVL/APC data” Presented at the 90th Transportation Research Board (TRB) Annual Meeting (Jan. 2011). pp. 26.
  25. M. Saveedra, B. Hellinga, J. Casello (2010) “An automated quality assurance methodology for archived transit data from automated vehicle location and automatic passenger counting systems” Presented at the 90th Transportation Research Board (TRB) Annual Meeting (Jan. 2011). pp. 17.
  26. D. Duong, B. Hellinga, F. Saccomanno (2010) “A mechanistic approach for evaluating the safety impacts of left-turn lane offsets”. Compendium of papers of the 2010 Annual Conference of the Transportation Association of Canada held Sept. 26 – 29, 2010 in Halifax, Nova Scotia.
  27. D. Duong, M. Mandelzys, F. Saccomanno, B. Hellinga (2010) “Assessing speed consistency of horizontal geometric design using a microscopic simulation approach” Proceedings of the 20th Canadian Multidisciplinary Road Safety Conference, Niagara Falls June 6-9, 2010
  28. D. Duong, F. Saccomanno, B. Hellinga (2010) “Calibration of microscopic traffic model for simulating safety performance”. Compendium of papers of the 89th Annual Transportation Research Board (TRB) Conference held Jan. 10 – 14, 2010 in Washington, DC.
  29. M. Mandelzys and B. Hellinga (2010) “Automatically identifying the causes of bus transit schedule adherence performance issues using AVL/APC archived data” Compendium of papers of the 89th Annual Transportation Research Board (TRB) Conference held Jan. 10 – 14, 2010 in Washington, DC.
  30. A. Nour, J. Casello and B. Hellinga (2010) “An anxiety-based formulation to estimate the generalized cost of transit travel time”  Compendium of papers of the 89th Annual Transportation Research Board (TRB) Conference held Jan. 10 – 14, 2010 in Washington, DC.
  31. M. Mandelzys and B. Hellinga (2009) “Warrant methodology for evaluating and ranking transit pass through lanes at freeway interchanges”.  Compendium of papers of the 88th Annual Transportation Research Board (TRB) Conference held Jan. 11 – 15, 2009 in Washington, DC.
  32. P. Izadpanah, B. Hellinga, and L. Fu (2009) “Automatic traffic shockwave identification using vehicles’ trajectories”.  Compendium of papers of the 88th Annual Transportation Research Board (TRB) Conference held Jan. 11 – 15, 2009 in Washington, DC.
  33. J. Casello, A. Nour, and B. Hellinga (2009) “Quantifying the impacts of transit reliability on user costs” Compendium of papers of the 88th Annual Transportation Research Board (TRB) Conference held Jan. 11 – 15, 2009 in Washington, DC.
  34. F. Saccomanno, D. Doung, F. Cunto, B. Hellinga, C. Philp, P. Thiffault (2009) “Safety implications of mandated truck speed limiters” Compendium of papers of the 88th Annual Transportation Research Board (TRB) Conference held Jan. 11 – 15, 2009 in Washington, DC.
  35. Z. Abdy and B. Hellinga (2009) “Impact of cycle recovery algorithms on the performance of red truncation transit signal priority” Compendium of papers of the 88th Annual Transportation Research Board (TRB) Conference held Jan. 11 – 15, 2009 in Washington, DC.
  36. Z. Abdy and B. Hellinga (2008) “Modelling day-to-day variability of intersection performance using micro-simulation”. Compendium of papers of the 87th Annual Transportation Research Board (TRB) Conference held in Washington D.C. Jan. 13 -17, 2008.
  37. B. Hellinga and J. Cicuttin (2007) Impacts of a new express bus service in Waterloo region Proceedings of the Transportation Association of Canada Annual Conference held October 14-17, 2007 in Saskatoon, Saskatchewan.
  38. B. Hellinga and P. Allaby (2007) The potential for variable speed control to improve safety on urban freeways. Proceedings of the Transportation Association of Canada Annual Conference held October 14-17, 2007 in Saskatoon, Saskatchewan.
  39. A. Samimi and B. Hellinga (2007) Safety evaluations using a real-time crash potential model: sensitivity to model calibration. Proceedings of the Institute of Transportation Engineerings (ITE) Canadian District Annual Conference held May 6-10, 2007 in Toronto, Canada.
  40. B. Hellinga, J. Casello and S. Farahani (2007) Impact of the introduction of an express transit service in waterloo region. Proceedings of the Institute of Transportation Engineerings (ITE) Canadian District Annual Conference held May 6-10, 2007 in Toronto, Canada.
  41. Z. Abdy and B. Hellinga (2007) Day-to-day variability of signalized intersection performance during the peak hour. Proceedings of the Institute of Transportation Engineerings (ITE) Canadian District Annual Conference held May 6-10, 2007 in Toronto, Canada.
  42. P. Izadpanah and B. Hellinga (2007) Wide-area wireless traffic conditions monitoring: reality or wishful thinking? Proceedings of the Institute of Transportation Engineerings (ITE) Canadian District Annual Conference held May 6-10, 2007 in Toronto, Canada.
  43. B. Hellinga and Z. Abdy (2006) Impact of day-to-day variability of peak hour volumes on signalized intersection performance.  Proceedings of the 86th Annual Transportation Research Board (TRB) Conference held Jan. 21-25, 2007 in Washington D.C.
  44. P. Allaby, B. Hellinga, and M. Bullock (2006) Variable speed limit systems: safety and operational impacts for freeways applications. Proceedings of the 13th ITS World Congress on Intelligent Transportation Systems held October 8 – 12, 2006 in London, UK.
  45. H. Takada, B. Hellinga, and L. Fu (2006) Link travel time estimation based on mobile phone location tracking. Proceedings of the 13th ITS World Congress on Intelligent Transportation Systems held October 8 – 12, 2006 in London, UK.
  46. P. Allaby, B. Hellinga, and M. Bullock (2006) Variable speed limits:  safety and operational impacts of a candidate control strategy for an urban freeway.  Presented at the 9th International The Institute of Electrical and Electronics Engineers (IEEE) Conference on Intelligent Transportation Systems held Sept. 17 – 20 in Toronto, Ontario Canada.
  47. B. Hellinga, M. Van Aerde, and H. Rakha (2004) Assessing the potential of using traffic simulation model results for evaluating automatic incident detection algorithms. Proceedings of the Intelligent Transportation Systems Safety and Security Conference held March 24 – 25, 2004 in Miami Beach, Florida.
  48. H. Rakha, B. Hellinga, and M. Van Aerde (2004)  Testbed for evaluating automatic incident detection algorithms. Proceedings of the Intelligent Transportation Systems Safety and Security Conference held March 24 – 25, 2004 in Miami Beach, Florida.
  49. B. Hellinga and R. McNally (2003) A method for quantitatively prioritising transportation projects on the basis of sustainability. Proceedings of the Annual Conference of the Transportation Association of Canada held September 21-24, 2003 in St. John's, Newfoundland, Canada.
  50. B. Hellinga, L. Fu, and H. Takada (2003) Traveller information via mobile phone location referencing – challenges and opportunities. Proceedings of the Annual Conference of the Transportation Association of Canada held September 21-24, 2003 in St. John's, Newfoundland, Canada. 
  51. A. Mehmood, B. Hellinga, and F. F. Saccomanno (2003) Modeling car-following using system dynamics. Paper # 03-2158 in the proceedings of the year 2003 Transportation Research Board (TRB) Conference in Washington D.C.
  52. C. Lee, B. Hellinga, and F. F. Saccomanno (2003) Real-time crash prediction model for the application to crash prevention in freeway traffic. Paper # 03-2749 in the proceedings of the year 2003 Transportation Research Board (TRB) Conference in Washington D.C.
  53. T. N. Chan, C. Lee, and B. Hellinga (2003) Real-time identification and tracking of traffic queues based on average link speed. Paper # 03-3351 in the proceedings of the year 2003 Transportation Research Board (TRB) Conference in Washington D.C.
  54. Ryan McNally and Bruce Hellinga (2002) TThe Kyoto GHG emission targets – what can we expect from the road transportation sector? Proceedings of the Annual Conference of the Transportation Association of Canada held September 15 - 18, 2002 in Winnipeg, Manitoba, Canada.
  55. C. Lee, F. Saccomanno, and B. Hellinga (2002) An adaptive model for real-time estimation of overflow queues on congested arterials. Paper # 02-3790 in the proceedings of the year 2002 Transportation Research Board (TRB) Conference in Washington, D.C.
  56. L. Fu, B. Hellinga and Y. Zhu (2001) An adaptive model for real-time estimation of overflow queues on congested arterials. Proceedings of the The Institute of Electrical and Electronics Engineers (IEEE) 4th International Conference on Intelligent Transportation Systems, Oakland, CA, August 25-29, pp. 219-226.
  57. A. Mehmood, F. Saccomanno, and B. Hellinga (2001) Evaluation of a car-following model using systems dynamics. Proceedings of the 19th International Conference of the System Dynamics Society held July 2001 in Atlanta, Georgia.
  58. F. Dion and B. Hellinga (2001) A methodology for obtaining signal coordination within a distributed real-time network signal control system with transit priority. Paper # 01-2215 in the proceedings of the year 2001 Transportation Research Board (TRB) Conference in Washington, D.C.
  59. B. Hellinga (2001) Comparative assessment of avi tag matching algorithms for estimating vehicle travel times. Paper # 01-2207 in the proceedings of the year 2001 Transportation Research Board (TRB) Conference in Washington, D.C.
  60. A. Mehmood, F. Saccomanno and B. Hellinga (2001) Simulation of road crashes using systems dynamics. Paper # 01-2346 in the proceedings of the year 2001 Transportation Research Board (TRB) Conference in Washington, D.C.
  61. B. Hellinga, M. A. Khan, and L. Fu (2000) Analytical emission models for signalised arterials. Presented at the CSCE 3rd Transportation Specialty Conference held in London, Ontario June 7-10, 2000.
  62. B. Hellinga and R. Gudapati (2000) Estimating link travel times for advanced traveller information systems. Presented at the CSCE 3rd Transportation Specialty Conference held in London, Ontario June 7-10, 2000.
  63. L. Fu and B. Hellinga (2000) Delay variability at signalized intersections. Paper # 00-0810 in the proceedings of the year 2000 Transportation Research Board (TRB) Conference in Washington, D.C.
  64. B. Hellinga and G. Knapp (2000) AVI-Based Freeway Incident Detection. Paper # 00-1539 in the proceedings of the year 2000 Transportation Research Board (TRB) Conference in Washington, D.C.
  65. B. Hellinga and C. MacGregor (1999) Towards modeling the impact of an ageing driver population on intersection design and traffic management. Presented at the 1999 Transportation Association of Canada meeting held in St. John, New Brunswick, Canada. Sept. 26 - 29, 1999.
  66. B. Hellinga and G. Knapp (1999) Automatic freeway incident detection using travel time data from avi equipped vehicles. Proceedings of the 6th ITS World Congress held in Toronto, Canada. .
  67. B. Hellinga and L. Fu (1999) Route Selection Considering Travel Time Variability. Proceedings of the 6th ITS World Congress held in Toronto, Canada.
  68. L. Fu and B. Hellinga (1999) Real-time, adaptive prediction of incident delay for advanced traffic management systems. Published in the proceedings of the 6th ITS World Congress held in Toronto, Canada.
  69. L. Fu and B. Hellinga (1998) Real-time Prediction of Delay Variability at Signalized Intersections Paper # 990847 in the proceedings of the year 1999 Transportation Research Board (TRB) Conference in Washington, D.C.
  70. L. Sabounghi, J. Wang, and B. Hellinga (1998) Advanced traveller information services via digital audio broadcasting: the canadian experience. Presented at the 5th Intelligent Transportation Systems World Congress in Seoul, Korea. October 12-16, 1998
  71. B. Hellinga and D. Tsui (1998) Aggregate analysis of traveller adaptation to transportation network changes - a study of the impact of the opening of highway 407. Proceedings of the Canadian Society for Civil Engineering 1998 Annual Conference held in Halifax, Nova Scotia. Volume IVb, p. 151 - 161. ISBN 0-921303-86-6.
  72. B. Hellinga and M. Van Aerde (1998) Estimating dynamic O-D demands for a freeway corridor using loop detector data. Proceedings of the Canadian Society for Civil Engineering 1998 Annual Conference held in Halifax, Nova Scotia. Volume IVb, p. 185 - 197. ISBN 0-921303-86-6.
  73. B. Hellinga (1998) Requirements for the validation and calibration of traffic simulation models. Proceedings of the Canadian Society for Civil Engineering 1998 Annual Conference held in Halifax, Nova Scotia. Volume IVb, p. 211 - 222. ISBN 0-921303-86-6.
  74. B. Hellinga (1998) Assessing the potential for the automatic detection of incidents on the basis of information obtained from electronic toll tags. Proceedings of the 1998 Canadian Society of Mechanical Engineering Forum held May 19-22, 1998 in Toronto, Ontario. Volume 5: Future Directions in Engineering Education and the Profession; and Recent Advances in Transportation Systems and Technologies. ISBN 0-919351-67-0. p. 204-211.
  75. B. Hellinga (1998) Quantifying the potential impacts of Advanced traffic management system (ATMS) on air quality. Proceedings of the 1998 Canadian Society of Mechanical Engineering Forum held May 19-22, 1998 in Toronto, Ontario. Volume 5: Future Directions in Engineering Education and the Profession; and Recent Advances in Transportation Systems and Technologies. ISBN 0-919351-67-0. p. 243-250.
  76. M. Van Aerde, B. Hellinga, M. Baker, and H. Rakha. (1996)I NTEGRATION: Overview of Simulation Features. Proceedings of the 1996 Transportation Research Board Annual Meeting.
  77. Hesham Rakha, B. Hellinga, Michel Van Aerde, and William Perez (1996) Systematic verification, validation and calibration of traffic simulation models. Proceedings of the 1996 Transportation Research Board Annual Meeting.
  78. B. Hellinga, M. Baker, M. Carter, and M. Van Aerde (1995) Linking ATIS/Advanced traffic management system (ATMS) and Environmental Plume Dispersion Models in the IEEE 1995 Vehicular Navigation and Information Systems Conference Proceeding. p. 251 - 258.
  79. B. Hellinga, Hesham Rakha, and Michel Van Aerde (1995) Coupled Evaluation of Communication Systems Loading and ATIS/ATMS Efficiency in the IEEE 1995 Vehicular Navigation and Information Systems Conference Proceeding. p. 286 - 291.
  80. K. Wunderlich, M. Van Aerde, B. Hellinga, and J. Harding (1995) Macro-level traffic simulation and case study development for ivhs system architecture evaluation. Proceedings of the 1995 ITS America Conference in Washington, D.C. (22 pages)
  81. M. Van Aerde, B. Hellinga, L. Yu, and H. Rakha (1993) Vehicle probes as real-time atms sources of dynamic O-D and travel time data.  Large Urban Systems - Proceedings of the ATMS Conference held in St. Petersburg, Florida. pp. 207- 230
  82. B. R. Hellinga and J. H. Shortreed (1992)  FREEVU - A computerized freeway traffic analysis tool.  Presented at the 1992 Transportation Research Board Annual Meeting, Washington, D.C.
  83. M. Van Aerde, G. MacKinnon, and B. Hellinga (1991)  The generation of synthetic O-D demands from real-time vehicle probe data: potential and limitations.  Vehicle Navigation and Information Systems Conference Proceedings. pp. 891 - 900.

Conference papers – refereed abstracts
  1. Y. Hu and B. Hellinga (2012) “Determining the optimal spacing of AVI detectors for estimating freeway travel times in real-time” Presented at the 9th International Transportation Specialty Conference organized by the Canadian Society of Civil Engineers held June 6 - 9, 2012 in Edmonton, Alberta.
  2. F. Yang and B. Hellinga (2012) “Estimating transit vehicle delays caused by signalized intersections using archived AVL/APC data” Presented at the 9th International Transportation Specialty Conference organized by the Canadian Society of Civil Engineers held June 6 - 9, 2012 in Edmonton, Alberta.
  3. B. Hellinga, M. Mandelzys, F. Yang, and M. Saavedra (2010) “Automatically diagnosing bus transit operational deficiencies”. Proceedings of the 2010 Canadian Society of Civil Engineers Annual General Meeting and Conference held June 9 – 12, 2010 in Winnipeg, Manitoba.
  4. B. Hellinga, Y. Hu, and R. Bruce (2010) “Freeway travel time estimation and prediction: new opportunities using Bluetooth and VII data”. Presented at the ITS Canada Annual General Meeting and Conference, held June 13-16 in Ottawa, Canada.
  5. J. H. Noh, F. Saccomanno, and B. Hellinga (2005) Estimating traffic delay caused by freeway crashes. Proceedings of the 40th annual conference of the Canadian Transportation Research Forum held in Hamilton, Ontario from May 8-11, 2005.
  6. B. Hellinga, L. Fu, and H. Takada (2005) Traffic network condition monitoring via mobile phone location referencing – an emerging opportunity. Proceedings of the 6th Transportation Specialty Conference of the Canadian Society of Civil Engineers held in Toronto Canada June 2-4, 2005.
  7. B. Hellinga, M. Alamillo and L. Fu (2004) Development of a freeway crash duration prediction model. Proceedings of the Annual Conference of the Canadian Institute of Transportation Engineers held June 6-9, 2004 in Moncton , NB, Canada.
  8. B. Hellinga and X. Wang (2004) Estimating travel times in work zones using re-deployable traffic management systems. Proceedings of the Annual Conference of the Canadian Institute of Transportation Engineers held June 6-9, 2004 in Moncton , NB, Canada.
  9. Liping Fu and Bruce Hellinga (2002) Real-time, Adaptive Prediction of Incident Delay for Advanced Traffic Management and Information Systems. Proceedings of the Annual Conference of the Canadian Institute of Transportation Engineers held May 12-15, 2002 in Ottawa, Canada.
  10. Ryan McNally and Bruce Hellinga (2002) Estimating the impact of demographics and automotive technologies on greenhouse gas emissions. Proceedings of the Annual Conference of the Canadian Institute of Transportation Engineers held May 12-15, 2002 in Ottawa, Canada.
  11. Bruce Hellinga, Charles Lee, James Mallett, and JoAnn Woodhall (2002) Employer based travel demand management - devising options to meet employee travel needs. Proceedings of the Annual Conference of the Canadian Institute of Transportation Engineers held May 12-15, 2002 in Ottawa, Canada.
  12. Bruce Hellinga and Thomas N. Chan (2002) Issues related to quantifying the environmental impacts of transportation strategies using gps data. Proceedings of the Annual Conference of the Canadian Institute of Transportation Engineers held May 12-15, 2002 in Ottawa, Canada.
  13. B. Hellinga, M. A. Khan, and L. Fu (2000) Estimating fuel consumption and vehicle tail-pipe emissions at signalised intersections. Presented at the ITE District 1 & 7 Joint Annual Conference held in Niagara Falls, Ontario May 6 - 10, 2000.
  14. B. Hellinga and R. Gudapati (2000) Estimating travel times from different data sources for use in atms and atis.  Presented at the ITE District 1 & 7 Joint Annual Conference held in Niagara Falls, Ontario May 6 - 10, 2000.
  15. P. Grubb, B. Hellinga, J. Mallett (1999) Using micro-simulation tools to improve transportation decisions: case studies. Presented at the AQTR-ITE Conference held in Montreal in May, 1999.
  16. Y. Stogios and B. Hellinga (1998) Strategic highway improvements: quantifying benefits using traffic simulation.  Proceedings of the Institute of Transportation Engineers 68th Annual Meeting held August 9-12, 1998 in Toronto, Ontario.
  17. B. Hellinga (1998) ​Incident detection via commuter cellular phone calls. Proceedings of the Institute of Transportation Engineers 68th Annual Meeting held August 9-12, 1998 in Toronto, Ontario.
  18. B. Hellinga and M. Van Aerde (1994)  Examining the potential of using ramp metering as a component of an atms. 1994 Compendium of Technical Papers (Vol. 2) of the Canadian Institute of Transportation Engineerings (CITE) Annual Conference held in Windsor, Ontario. pp. 75-92.
  19. B. Hellinga and M. Van Aerde (1994)  A speed-delay study of highway 401 in Toronto.  1994 Compendium of Technical Papers (Vol. 2) of the CITE Annual Conference held in Windsor, Ontario. pp. 405-420.
  20. B. Hellinga, M. Baker, L. Aultman-Hall, M. Van Aerde, and P. Masters (1993) Overview of a before and after simulation study of the highway 401 ftms.  1993 Compendium of Papers of the CITE Annual Conference held in Edmonton, Alberta. pp. 145 - 166.

Conference presentation – abstract refereed
  1. R. Taghipour and B. Hellinga (2012) “Acquiring multimodal travel behavior data using smart phones” Presented at the ITS Canada Annual Conference held June 10-13, 2012 in Quebec City, Canada.
  2. S. Salek Moghaddam and B. Hellinga (2012) “Estimating travel times on arterials using data acquired from Bluetooth detectors” Presented at the ITS Canada Annual Conference held June 10-13, 2012 in Quebec City, Canada.

Technical reports
  1. B. Hellinga, R. Noroozisanani, R. hu, S. Salak Moghaddam and A. Zarinbal (2012) “Integrating data from fixed and mobile traffic sensors for monitoring and predicting traffic conditions”. Report submitted to the Traffic Office of the Highway Standards Branch, Ministry of Transportation of Ontario. (111 pages)
  2. B. Hellinga, Y. Hu and S. Moghaddam (2011) “Identification and prioritization of innovations required for pro-active integrated corridor transportation management in Canada” Final report submitted to Intelligent Transportation Systems branch, Transportation Technology & Innovation, Transport Canada (60 pages)
  3. B. Hellinga, A. Nour, M. Mandelzys (2010) “Quantifying the level of service of motor coach transportation during the 2009 Hajj” Final report submitted to Center of Research Excellence in Hajj & Omrah, Umm Al-Qura University, Saudi Arabia (250 pages)
  4. Bruce Hellinga and Pedram Izadpanah (2010) “Development of a freeway travel time prediction testbed and model”, Final Report submitted to the Advanced Traffic Management Section – Central Region, Ontario Ministry of Transportation (114 pages)
  5. Bruce Hellinga and Yaxin (Rita) Hu (2010). “Intelligence gathering and identification of the potential uses of data from cooperative vehicle-infrastructure systems to support transportation operations within corridors and at gateways and border crossings”, Final Report submitted to ITS-Policy Branch, Transport Canada (22 pages).
  6. Michael Mandelzys and Bruce Hellinga (2008) “Warrant methodology for evaluating and ranking transit “pass-through” Lanes at Freeway Interchanges” Report submitted to Ministry of Transportation Highway Standards Branch Report; Highway Infrastructure Innovation Funding Program (41 pages)
  7. B. Hellinga and P. Izadpanah (2006) An opportunity assessment of wireless monitoring of network-wide road traffic conditions. Report submitted to the Intelligent Transportation Systems Office of the Ministry of Transportation of Ontario (55 pages).
  8. P. Allaby and B. Hellinga (2006) Variable speed limits: safety and operational impacts of a candidate control strategy on a modelled urban freeway.  Submitted to the Advanced Traffic Management Section of the Ministry of Transportation of Ontario (69 pages).
  9. B. Hellinga (2004), Development and demonstration of a system for using cell-phones as traffic probes – speed estimation algorithms. Prepared for Globis Data Inc. (21 pages)
  10. B. Hellinga (2004) S Survey of canadian atis infrastructure: summary of results. Report submitted to IBI Group and Transport Canada (14 pages)
  11. B. Hellinga (2004) Construction zone queue-end warning system: feasibility evaluation. Report submitted to the Advanced Traffic Management Section of the Ministry of Transportation of Ontario (35 pages).
  12. B. Hellinga (2004) Quantifying benefits of the brock road incident management system. Report submitted to the Works Department, Regional Municipality of Durham (45 pages).
  13. B. Hellinga (2000) Comparison of the cmem, mesoscopic, and microscopic vehicle emission models. Report submitted to Mitretek Systems Corp. Washington, DC (21 pages).
  14. W. Wierwille, R. Hanowski, B. Hellinga, N. Early, C. Kieliszewski, and T. Dingus (1998) Identification and evaluation of driver errors - task a report: information gathering in support of taxonomy development.  Submitted to the U.S. Federal Highway Administration under project DTFH 61-97-C-00051.  (101 pages)
  15. B. Hellinga and M. Van Aerde (1994) Functional capabilities incorporated into the integration model version 1.5x3 as part of phase 2 of the fhwa architecture study.  Report submitted to the MITRE Corporation.  (28 pages)
  16. B. Hellinga and M. Van Aerde (1994) Validation test results of integration 1.5x3 for phase 2 of the fhwa architecture study. Report submitted to the MITRE Corporation.  (22 pages)
  17. B. R. Hellinga (1994) Estimating Dynamic Origin-Destination Demands from Link and Probe Counts. Ph.D. Dissertation, Queen’s University, Kingston, Ontario, Canada. (275 pages)
  18. B. Hellinga and M. Van Aerde (1994) ​A simulation study of the highway 401 ftms.  Final report submitted to the Ontario Ministry of Transportation. (127 pages)
  19. B. Hellinga and J. H. Shortreed (1991) FREEVU - A computerized freeway traffic analysis tool.  Ministry of Transportation of Ontario, Report #TDS-91-01. (197 pages)