The Effects of Route Randomization on Urban Emissions

Routing algorithms typically suggest the fastest path or slight variation to reach a user's desired destination. Although this suggestion at the individual level is undoubtedly advantageous for the user, from a collective point of view, the aggregation of all single suggested paths may result...

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Main Authors: Giuliano Cornacchia, Mirco Nanni, Dino Pedreschi, Luca Pappalardo
Format: Article
Language:English
Published: TIB Open Publishing 2023-06-01
Series:SUMO Conference Proceedings
Subjects:
Online Access:https://www.tib-op.org/ojs/index.php/scp/article/view/217
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author Giuliano Cornacchia
Mirco Nanni
Dino Pedreschi
Luca Pappalardo
author_facet Giuliano Cornacchia
Mirco Nanni
Dino Pedreschi
Luca Pappalardo
author_sort Giuliano Cornacchia
collection DOAJ
description Routing algorithms typically suggest the fastest path or slight variation to reach a user's desired destination. Although this suggestion at the individual level is undoubtedly advantageous for the user, from a collective point of view, the aggregation of all single suggested paths may result in an increasing impact (e.g., in terms of emissions). In this study, we use SUMO to simulate the effects of incorporating randomness into routing algorithms on emissions, their distribution, and travel time in the urban area of Milan (Italy). Our results reveal that, given the common practice of routing towards the fastest path, a certain level of randomness in routes reduces emissions and travel time. In other words, the stronger the random component in the routes, the more pronounced the benefits upon a certain threshold. Our research provides insight into the potential advantages of considering collective outcomes in routing decisions and highlights the need to explore further the relationship between route randomization and sustainability in urban transportation.
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spelling doaj.art-ffae60df64e64a96afb5c73c751f17b22023-08-31T08:31:31ZengTIB Open PublishingSUMO Conference Proceedings2750-44252023-06-01410.52825/scp.v4i.217The Effects of Route Randomization on Urban EmissionsGiuliano Cornacchia0Mirco Nanni1Dino Pedreschi2Luca Pappalardo3University of Pisa Institute of Information Science and Technologies University of Pisa Institute of Scientific and Technical Information Routing algorithms typically suggest the fastest path or slight variation to reach a user's desired destination. Although this suggestion at the individual level is undoubtedly advantageous for the user, from a collective point of view, the aggregation of all single suggested paths may result in an increasing impact (e.g., in terms of emissions). In this study, we use SUMO to simulate the effects of incorporating randomness into routing algorithms on emissions, their distribution, and travel time in the urban area of Milan (Italy). Our results reveal that, given the common practice of routing towards the fastest path, a certain level of randomness in routes reduces emissions and travel time. In other words, the stronger the random component in the routes, the more pronounced the benefits upon a certain threshold. Our research provides insight into the potential advantages of considering collective outcomes in routing decisions and highlights the need to explore further the relationship between route randomization and sustainability in urban transportation. https://www.tib-op.org/ojs/index.php/scp/article/view/217RoutingRoute RandomizationTraffic SimulationUrban Emissions
spellingShingle Giuliano Cornacchia
Mirco Nanni
Dino Pedreschi
Luca Pappalardo
The Effects of Route Randomization on Urban Emissions
SUMO Conference Proceedings
Routing
Route Randomization
Traffic Simulation
Urban Emissions
title The Effects of Route Randomization on Urban Emissions
title_full The Effects of Route Randomization on Urban Emissions
title_fullStr The Effects of Route Randomization on Urban Emissions
title_full_unstemmed The Effects of Route Randomization on Urban Emissions
title_short The Effects of Route Randomization on Urban Emissions
title_sort effects of route randomization on urban emissions
topic Routing
Route Randomization
Traffic Simulation
Urban Emissions
url https://www.tib-op.org/ojs/index.php/scp/article/view/217
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