Results 1 to 10 of about 162 (148)

Mitigating bus bunching with real-time crowding information. [PDF]

open access: yesTransportation (Amst), 2023
Abstract A common problem in public transport systems is bus bunching, characterized by a negative feedback loop between service headways, number of boarding passengers and dwell times. In this study, we examine whether providing real-time crowding information (RTCI) at the stop regarding the two next vehicle departures can stimulate passengers to wait
Drabicki A, Kucharski R, Cats O.
europepmc   +7 more sources

Bus bunching as a synchronisation phenomenon. [PDF]

open access: yesSci Rep, 2019
AbstractBus bunching is a perennial phenomenon that not only diminishes the efficiency of a bus system, but also prevents transit authorities from keeping buses on schedule. We present a physical theory of buses serving a loop of bus stops as a ring of coupled self-oscillators, analogous to the Kuramoto model.
Saw VL   +4 more
europepmc   +6 more sources

Reducing bunching with bus-to-bus cooperation [PDF]

open access: yesTransportation Research Part B: Methodological, 2011
Schedule-based or headway-based control schemes to reduce bus bunching are not resilient because they cannot prevent buses from losing ground to the buses they follow when disruptions increase the gaps separating them beyond a critical value. This critical gap problem can be avoided, however, if buses at the leading end of such gaps are given ...
CARLOS F Daganzo
exaly   +4 more sources

A Perspective of Multi-Reflecting TOF MS. [PDF]

open access: yesMass Spectrom Rev
ABSTRACT Time‐of‐flight mass spectrometry (TOF MS) excels in rapid and high‐sensitivity analysis, making it a cornerstone of analytical chemistry. But as sample complexity explodes in omics studies, so does the need for higher resolving power to ensure accurate results.
Verenchikov AN   +3 more
europepmc   +2 more sources

Application of modular vehicle technology to mitigate bus bunching

open access: yesTransportation Research Part C: Emerging Technologies, 2023
The stochastic nature of public transport systems leads to headway variability and bus bunching, causing both operator and passenger cost to increase significantly. Traditional strategies to counter bus bunching, including bus-holding, stop-skipping, and bus substitution/insertion, suffer from trade-offs and shortcomings.
Zaid Saeed Khan, Mónica Menendez
exaly   +4 more sources

Factors affecting bus bunching at the stop level: A geographically weighted regression approach

open access: yesInternational Journal of Transportation Science and Technology, 2020
Efficient operation of bus networks is vital for urban centers. Unfortunately, factors such as uneven passenger loads and congestion hinder the adherence to posted schedules, leading to reliability issues.
Christina Iliopoulou   +2 more
exaly   +3 more sources

Using simulation model as a tool for analyzing bus service reliability and implementing improvement strategies. [PDF]

open access: yesPLoS ONE, 2020
Bus services naturally tend to be unstable and are not always capable of adhering to schedules without control strategies. Therefore, bus users and bus service providers face travel time variation and irregularity.
Seyed Mohammad Hossein Moosavi   +2 more
doaj   +2 more sources

Bus splitting and bus holding: A new strategy using autonomous modular buses for preventing bus bunching

open access: yesTransportation Research, Part A: Policy and Practice, 2023
Autonomous Modular Buses (AMBs) with in-motion transfer capability can be more effective in preventing bus bunching than strategies available with conventional buses, such as bus-holding and/or stop-skipping. We previously proposed bus-splitting, a novel alternative to stop-skipping that directs a modular bus to decouple into individual units when it ...
Zaid Saeed Khan, Mónica Menendez
exaly   +3 more sources

Nonlinear multimode photonics on-chip. [PDF]

open access: yesNanophotonics
Abstract Nonlinear integrated photonics, which takes advantage of the strong field enhancement in integrated waveguides to boost the efficiency of nonlinear effects, has paved the way for the demonstration of cutting‐edge applications. These achievements have also been made possible by the impressive progress in material engineering and fabrication ...
Vitali V   +10 more
europepmc   +2 more sources

Bus bunching along a corridor served by two lines [PDF]

open access: yesTransportation Research Part B: Methodological, 2016
Headway fluctuations and “bus bunching” are well known phenomena on many bus routes where an initial delay to one service can disturb the whole schedule due to resulting differences in dwell times of subsequent buses at stops. This paper deals with the influence of a frequent but so far largely neglected characteristic of bus networks on bus bunching ...
Jan-Dirk SCHMÖCKER   +2 more
exaly   +4 more sources

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