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ICALP
1995
Springer
13 years 11 months ago
Shortest Path Queries in Digraphs of Small Treewidth
We consider the problem of preprocessing an n-vertex digraph with real edge weights so that subsequent queries for the shortest path or distance between any two vertices can be ef...
Shiva Chaudhuri, Christos D. Zaroliagis
PPSN
2004
Springer
14 years 1 months ago
A Simple Two-Module Problem to Exemplify Building-Block Assembly Under Crossover
Theoretically and empirically it is clear that a genetic algorithm with crossover will outperform a genetic algorithm without crossover in some fitness landscapes, and vice versa i...
Richard A. Watson
IDA
2009
Springer
14 years 2 months ago
Two-Way Grouping by One-Way Topic Models
Abstract. We tackle the problem of new users or documents in collaborative filtering. Generalization over users by grouping them into user groups is beneficial when a rating is t...
Eerika Savia, Kai Puolamäki, Samuel Kaski
CSDA
2006
90views more  CSDA 2006»
13 years 7 months ago
Comparing two binary diagnostic tests in the presence of verification bias
The comparison of the accuracy of two binary diagnostic tests has traditionally required knowledge of the real state of the disease in all of the patients in the sample via the ap...
José Antonio Roldán Nofuentes, Juan ...
ICAD
2004
13 years 9 months ago
Auditory Versus Visual Spatial Impression: A Study of Two Auditoria
Spatial impression refers to the attributes of subjective space beyond localization. In the field of auditorium acoustics, auditory spatial impression is often divided into `appar...
Densil Cabrera, Andy Nguyen, Young-Ji Choi