Abstract
Intelligent transportation systems have become increasingly important for the public transportation in Shanghai. In response, ShanghaiGrid (SG) aims to provide abundant intelligent transportation services to improve the traffic condition. A challenging service in SG is to accurately locate the positions of moving vehicles in real time. In this paper we present an innovative scheme HERO to tackle this problem. In SG, the location information of individual vehicles is actively logged in local nodes which are distributed throughout the city. For each vehicle, HERO dynamically maintains an advantageous hierarchy on the overlay network of local nodes to conservatively update the location information only in nearby nodes. By bounding the maximum number of hops the query is routed, HERO guarantees to meet the real-time constraint associated with each vehicle. Extensive simulations based on the real road network and trace data of vehicle movements from Shanghai demonstrate the efficacy of HERO.
| Original language | English |
|---|---|
| Title of host publication | INFOCOM 2008 |
| Subtitle of host publication | 27th IEEE Communications Society Conference on Computer Communications |
| Pages | 1615-1623 |
| Number of pages | 9 |
| DOIs | |
| Publication status | Published - 2008 |
| Event | INFOCOM 2008: 27th IEEE Communications Society Conference on Computer Communications - Phoenix, AZ, United States Duration: 13 Apr 2008 → 18 Apr 2008 |
Publication series
| Name | Proceedings - IEEE INFOCOM |
|---|---|
| ISSN (Print) | 0743-166X |
Conference
| Conference | INFOCOM 2008: 27th IEEE Communications Society Conference on Computer Communications |
|---|---|
| Country/Territory | United States |
| City | Phoenix, AZ |
| Period | 13/04/08 → 18/04/08 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 11 Sustainable Cities and Communities
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