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COMSNETS
2012
199views more  COMSNETS 2012»
14 years 2 months ago
Varanus: More-with-less fault localization in data centers
Abstract—Detecting and localizing performance faults is crucial for operating large enterprise data centers. This problem is relatively straightforward to solve if each entity (a...
Vaishali P. Sadaphal, Maitreya Natu, Harrick M. Vi...
EVOW
2012
Springer
14 years 2 months ago
A Variable Neighborhood Search Approach for the Two-Echelon Location-Routing Problem
Abstract. We consider the two-echelon location-routing problem (2ELRP), a well-known problem in freight distribution arising when establishing a two-level transport system with lim...
Martin Schwengerer, Sandro Pirkwieser, Günthe...
ICDE
2012
IEEE
249views Database» more  ICDE 2012»
13 years 8 months ago
Answering Why-not Questions on Top-k Queries
Abstract—After decades of effort working on database performance, the quality and the usability of database systems have received more attention in recent years. In particular, t...
Zhian He, Eric Lo
ICDE
2012
IEEE
208views Database» more  ICDE 2012»
13 years 8 months ago
Discovering Multiple Clustering Solutions: Grouping Objects in Different Views of the Data
—Traditional clustering algorithms identify just a single clustering of the data. Today’s complex data, however, allow multiple interpretations leading to several valid groupin...
Emmanuel Müller, Stephan Günnemann, Ines...
INFOCOM
2012
IEEE
13 years 8 months ago
Sampling directed graphs with random walks
Abstract—Despite recent efforts to characterize complex networks such as citation graphs or online social networks (OSNs), little attention has been given to developing tools tha...
Bruno F. Ribeiro, Pinghui Wang, Fabricio Murai, Do...
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