Strongly polynomial Auction algorithms for shortest paths:

Abstract: "An Auction algorithm for shortest paths was recently proposed by Bertsekas (1991). Under the assumption that each cycle of the graph has a positive length, that the forward star of each node is not empty and that the input data are integer, a shortest path tree is returned in pseudop...

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Bibliographische Detailangaben
Hauptverfasser: Pallottino, Stefano (VerfasserIn), Scutellà, Maria Grazia (VerfasserIn)
Format: Buch
Sprache:English
Veröffentlicht: Pisa 1991
Schriftenreihe:Università degli Studi <Pisa> / Dipartimento di Informatica: Technical report 1991,19
Schlagworte:
Zusammenfassung:Abstract: "An Auction algorithm for shortest paths was recently proposed by Bertsekas (1991). Under the assumption that each cycle of the graph has a positive length, that the forward star of each node is not empty and that the input data are integer, a shortest path tree is returned in pseudopolynomial time. In this work, we propose two new versions of Bertsekas algorithm, which generalize the auction approach for shortest paths. In addition, they are strongly polynomial. In fact, the first algorithm runs in O(m²) time and the second one in O(mn) time, where m and n are the number of the edges and the number of the nodes of the graph, respectively."
Beschreibung:12 S.

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