Querying Shortest Path on Large Time|Dependent Road Networks ...

Querying Shortest Path on Large Time-Dependent Road Networks ...

Title:Querying Shortest Path on Large Time-Dependent Road Networks with Shortcuts ... Abstract:Querying the shortest path between two vertexes is ...

Querying Shortest Paths on Time Dependent Road Networks

Non-index methods are typically Dijkstra- or A∗-like [4,. 10, 21, 23, 30], which usually take dozens of seconds to an- swer a query over large TDRNs, thus ...

Querying Shortest Path on Large Time-Dependent Road Networks ...

Querying Shortest Path on Large Time-Dependent Road. Networks with Shortcuts. Zengyang Gong Yuxiang Zeng Lei Chen. The Hong Kong University of ...

Querying Shortest Path on Large Time-Dependent Road Networks ...

Querying the shortest path between two locations is a fundamental task in many applications, and has been extensively studied for static road networks.

Querying shortest paths on time dependent road networks

For real-world time dependent road networks (TDRNs), answering shortest path-based route queries and plans in real-time is highly desirable by many ...

Querying Shortest Path on Large Time-Dependent Road Networks ...

A tree decomposition method is presented to model the time-dependent road network as a tree structure that preserves travel costs and a shortcut selection ...

Querying Shortest Path on Large Time-Dependent Road Networks ...

Shortest paths and shortest path distances are important primary queries for users to query in a large graph. In this paper, we propose a new ...

Querying Shortest Paths on Time Dependent Road Networks

Querying Shortest Paths on Time Dependent Road Networks · Yong Wang, Guoliang Li, N. Tang · Published in Proceedings of the VLDB… 1 July 2019 · Computer Science, ...

Efficient Shortest Path Counting on Large Road Networks

This paper aims to improve the efficiency of counting the shortest paths between two query vertices on a large road network. We propose a novel index solution ...

Efficient shortest path counting on large road networks

This paper aims to improve the efficiency of counting the shortest paths between two query vertices on a large road network. We propose a novel index ...

Constrained shortest path query in a large time-dependent graph

The constrained shortest path (CSP) query over static graphs has been extensively studied, since it has wide applications in transportation ...

Efficient kNN query for moving objects on time-dependent road ...

Although the kNN query on moving objects has been widely studied in the scenario of the static road network, the TD-kNN query tends to be more ...

Group Processing of Simultaneous Shortest Path Queries in Road ...

Group Processing of Simultaneous Shortest Path Queries in Road Networks ... Abstract: The recent advancement of GPS-enabled mobile technologies and the ...

Efficient Shortest Path Query Processing in Dynamic Road Networks

path is Ω(T(|V|log|V|+|E|)), where T is a large number related to the time-dependent function, |V| and |E| are the number of vertices and edges ...

Shortest Path and Distance Queries on Road Networks - CiteSeerX

Therefore, it remains open whether the algorithms can scale to large road networks (with millions of vertices) commonly used in modern map applications. Second, ...

Efficient Batch Processing of Shortest Path Queries in Road Networks

Abstract: Finding the shortest path from one place to another is an essential operation for various location-based services (LBS), and most of the ...

Space-Efficient, Fast and Exact Routing in Time-Dependent Road ...

We study the problem of quickly computing point-to-point shortest paths in massive road networks with traffic predictions.

Efficient Shortest Path Index Maintenance on Dynamic Road ...

the shortest path queries on large networks. As a result, indexing ... Querying shortest paths on time dependent road networks. PVLDB, 12(11):1249 ...

In Transit to Constant Time Shortest-Path Queries in Road Networks∗

In [17] transit node routing is almost anticipated. Precomputed all-to-all distances on some sufficiently high level—say K— of the highway hierarchy are used to ...

A Hub-Based Labeling Algorithm for Shortest Paths on Road Networks

... distance table to answer long-range queries very efficiently. ... One could also think of how HL can be adapted to work in augmented scenarios like time-dependent ...