Publikationen

Doktorarbeit

• Twaddle, Heather (2017). Development of tactical and operational behaviour models for bicyclists based on automated video data analysis. (Technische Universität München).

Peer-Reviewed Artikel

• Grigoropoulos, Georgios; Leonhardt, A.; Kaths, H.; Junghans, M.; Baier, M.; & Busch, F. (2022). Traffic flow at signalized intersections with large volumes of bicycle traffic. Transportation Research Part A: Policy and Practice. https://doi.org/10.1016/j.tra.2021.11.021 
   
• Kaths, Heather; Keler, A.; Bogenberger, K. (2021). Calibrating the Wiedemann 99 Car-Following Model for Bicycle Traffic. Sustainability, 13, 3487. https://doi.org/10.3390/su13063487 
   
• Grigoropoulos, Georgios; Busch, F.; Kaths, H.; Baier, M.; Junghans, M.; & Leonhardt, A. (2020). Verkehrsablauf an signalisierten Knotenpunkten mit hohem Radverkehrsaufkommen. Straßenverkehrstechnik.
   
• Twaddle, Heather ; & Busch, F. (2019). Binomial and multinomial regression models for predicting the tactical choices of bicyclists at signalised intersections. Transportation Research Part F: Traffic Psychology and Behaviour, 60, 47–57. https://doi.org/10.1016/j.trf.2018.10.002
   
• Keler, A.; Twaddle, H.; Grigoropoulos, G.; Hoffmann, S.; & Busch, F. (2019). Assessing the influence of visibility components in interactions between bicyclist and car drivers. Transportation Research Procedia, 41, 590-595. doi.org/10.1016/j.trpro.2019.09.105
   
• Grigoropoulos, Georgios; Twaddle, H.; Spangler, M.; Hagenbring, M.; & Düsterwald, M. (2018). Evaluierung der dynamischen Grünen Welle für Radfahrer-Sitraffic SiBike-in Marburg. Straßenverkehrstechnik, 268–274.
   
• Twaddle, Heather; & Grigoropoulos, G. (2016). Modeling the speed, acceleration and deceleration of bicyclists for microscopic traffic simulation. Transportation Research Record: Journal of the Transportation Research Board, 2587, 8-16. https://doi.org/10.3141/2587-02
   
• Twaddle, Heather; Schendzielorz, T.; & Fakler, O. (2014). Bicycles in Urban Areas: Review of Existing Methods for Modeling Behavior. Transportation Research Record: Journal of the Transportation Research Board, 2434, 140–146. https://doi.org/10.3141/2434-17
   
• Margreiter, Martin; Krause, S.; Twaddle, H.; & Lüßmann, J. (2014). Evaluation of Environmental Impacts of Adaptive Network Signal Controls Based on Real Vehicle Trajectories. Transportation Research Procedia, 4, 421-430. https://doi.org/10.1016/j.trpro.2014.11.032 
   
• Twaddle, Heather; Hall, F.; & Bracic, B. (2010). Latent bicycle commuting demand and effects of gender on commuter cycling and accident rates. Transportation Research Record: Journal of the Transportation Research Board, 2190, 28-36. https://doi.org/10.3141/2190-04 

Book / Book chapter

• Kaths, Heather (2022). Cyclists’ interactions with other road users from a safety perspective. In T. Götschi & E. Heinen (Eds.), Advances in Transport Policy and Planning: Cycling. Elsevier. https://doi.org/10.1016/bs.atpp.2022.04.008
   
• Twaddle, Heather. (2017). Analysis and Modelling of the Operational and Tactical Behaviour of Bicyclists. In K. Bengler; S. Hoffmann; D. Manstetten; A. Neukum; & J. Drüke (Eds.), UR:BAN Human Factors in Traffic. Springer.

Peer-Reviewed Conference Papers

• Kaths, Heather; Keler, A.; & Bogenberger, K. (2020). The effect of facility width on following and passing: a bicycle simulator study. International Cycling Safety Conference (ICSC 2020).
   
• Grigoropoulos, Georgios; Kaths, H.; Junghans, M.; Leonhardt, A.; Baier, M.; & Busch, F. (2020). Empirical study on bicycle traffic flow characteristics at signalized intersections. Transportation Research Board 100th Annual Meeting. Washington, DC.
   
• Grigoropoulos, Georgios; Kaths, H.; Busch, F.; Baier, M.; Junghans, M.; & Leonhardt, A. (2020). Verkehrsablauf an signalisierten Knotenpunkten mit hohem Radverkehrsaufkommen. HEUREKA 2020. Stuttgart. (postponed until 2021)
   
• Ruf, Mara; & Kaths, H. (2020). Wirkungen von Restzeitanzeigen auf den Radverkehr – eine Fahrradsimulatorstudie. HEUREKA 2020. Stuttgart. (postponed until 2021)
   
• Kaths, Heather; Grigoropoulos, G.; & Krämer, K. (2019). Green signal countdown display for bicycle traffic – Results from a field study. Cycling Research Board 2nd Annual Meeting. Delft.
   
• Grigoropoulos, Georgios; Kazakovtsev, S.; Kaths, H.; & Krämer, K. (2019). Evaluation of a traffic signal coordination for bicycles in a mixed traffic urban network. Cycling Research Board 2nd Annual Meeting. Delft.
   
• Grigoropoulos, Georgios; Kaths, H.; & Busch, F. (2019). Introducing the effect of bicyclist stabilization control in microscopic traffic simulation. 2019 IEEE Intelligent Transportation Systems Conference (ITSC). Auckland, New Zealand. https://doi.org/10.1109/ITSC.2019.8916880 
   
• Kaths, Heather; Keler, A.; Kaths, J.; & Busch, F. (2019). Analyzing the behavior of bicyclists using a bicycle simulator with a coupled SUMO and DYNA4 simulated environment. In M. Weber; L. Bieker-Walz; R. Hilbrich; & M. Behrisch (Eds.), SUMO User Conference 2019 (pp. 199–205). https://doi.org/10.29007/dcmp  
   
• Grigoropoulos, Georgios; Lücken, L.; Erdmann, J.; & Kaths, H. (2019). Modelling Bicycle Infrastructure in SUMO. In M. Weber; L. Bieker-Walz; R. Hilbrich; & M. Behrisch (Eds.), SUMO User Conference 2019 (pp. 187–198). https://doi.org/10.29007/6cs5 
   
• Keler, Andreas; Kaths, J.; Chucholowski, F.; Chucholowski, M.; Grigoropoulos, G.; Spangler, M.; Kaths H.; & Busch, F. (2018). A bicycle simulator for experiencing microscopic traffic flow simulation in urban environments. 2018 IEEE Intelligent Transportation Systems Conference (ITSC), 3020–3023. https://doi.org/10.1109/ITSC.2018.8569576 
   
• Grigoropoulos, Georgios; Keler, A.; Kaths, J.; Twaddle, H.; Spangler, M.; Hoffmann, S.; & Busch, F. (2018). Evaluation of the Traffic Efficiency of Bicycle Highways: A Microscopic Traffic Simulation Study. 7th symposium arranged by the European Association for Research in Transportation (hEART).
   
• Grigoropoulos, Georgios; Twaddle, H.; & Busch, F. (2016). Introducing Bicycle Dynamics in Microscopic Traffic Simulation. 5th symposium arranged by the European Association for Research in Transportation (hEART).
   
• Twaddle, Heather; Grigoropoulos, G.; & Busch, F. (2016). Integration of an external bicycle model in SUMO. SUMO Conference 2016. Berlin.
   
• Twaddle, Heather; Grigoropoulos, G.; & Busch, F. (2016). An approach for simulating bicycle traffic using observed trajectory data. SUMO Conference 2016 Post Conference Proceedings. Berlin.
   
• Amini, Sasan; Twaddle, H.; & Leonhardt, A. (2016). Modeling of the Tactical Path Selection of Bicyclists at Signalized Intersections. Transportation Research Board 95th Annual Meeting Proceedings, (16–2970).
   
• Twaddle, Heather; Schendzielorz, T.; Fakler, O.; & Amini, S. (2014). Use of automated video analysis for the evaluation of bicycle movement and interaction. Proc. SPIE 9026, Video Surveillance and Transportation Imaging Applications 2014. San Francisco.