Johan Olstam

Adjungerad biträdande professor

Publikationer

2026

Katja Kircher, Christer Ahlström, Fredrik Johansson, Anders Andersson, Johan Olstam (2026)

Drivers' neglect of cyclists in right-turns-a matter of rule knowledge rather than a lack of attention Accident Analysis and Prevention, Vol. 236, Artikel 108709 (Artikel i tidskrift)

https://dx.doi.org/10.1016/j.aap.2026.108709

Guillermo Perez Castro, Danil Belikhov, Fredrik Johansson, Heather Kaths, Johan Olstam (2026)

Microscopic simulation of free riding speed dynamics in bicycle traffic: Modeling heterogeneous context-dependent effects PLOS ONE, Vol. 21, Artikel e0351469 (Artikel i tidskrift)

https://dx.doi.org/10.1371/journal.pone.0351469

Kinjal Bhattacharyya, Johan Olstam, Amritpal Singh, Aron Asefaw (2026)

Utilizing video-based measurements and re-identification algorithms to analyse traffic performance on 2+1 roads European Transport Research Review, Vol. 18, Artikel 48 (Artikel i tidskrift)

https://dx.doi.org/10.1186/s12544-026-00817-1

2025

Danil Belikhov, Guillermo Perez Castro, Mathis Titgemeyer, Fredrik Johansson, Heather Kaths, Johan Olstam (2025)

Exploring free riding behavior: An instrumented bicycle study on the impact of infrastructure and wind on bicycling JOURNAL OF CYCLING AND MICROMOBILITY RESEARCH, Vol. 5, Artikel 100083 (Artikel i tidskrift)

https://dx.doi.org/10.1016/j.jcmr.2025.100083

Guillermo Perez Castro, Fredrik Johansson, Johan Olstam (2025)

Empirical study of bicycle traffic characteristics relevant for microscopic simulation JOURNAL OF CYCLING AND MICROMOBILITY RESEARCH, Vol. 3, Artikel 100054 (Artikel i tidskrift)

https://dx.doi.org/10.1016/j.jcmr.2024.100054

Forskning

Trafikmodeller och simulering

Vår forskning omfattar utveckling av nya modeller och tillämpning av modeller till nya situationer. De modeller som studeras berör både efterfrågan och utbud. T ex har en simuleringsmodell för 2 + 1-vägar utvecklats, liksom en modell för fotgängare.