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EDBT
2011
ACM
197views Database» more  EDBT 2011»
12 years 11 months ago
Symmetrizations for clustering directed graphs
Graph clustering has generally concerned itself with clustering undirected graphs; however the graphs from a number of important domains are essentially directed, e.g. networks of...
Venu Satuluri, Srinivasan Parthasarathy
WWW
2004
ACM
14 years 8 months ago
Clustering e-commerce search engines
In this paper, we sketch a method for clustering e-commerce search engines by the type of products/services they sell. This method utilizes the special features of interface pages...
Qian Peng, Weiyi Meng, Hai He, Clement T. Yu
GECCO
2008
Springer
141views Optimization» more  GECCO 2008»
13 years 9 months ago
A study of NK landscapes' basins and local optima networks
We propose a network characterization of combinatorial fitness landscapes by adapting the notion of inherent networks proposed for energy surfaces [5]. We use the well-known fami...
Gabriela Ochoa, Marco Tomassini, Sébastien ...
JSAC
2007
124views more  JSAC 2007»
13 years 7 months ago
Optimal search performance in unstructured peer-to-peer networks with clustered demands
—This paper derives the optimal search time and the optimal search cost that can be achieved in unstructured peer-topeer networks when the demand pattern exhibits clustering (i.e...
Saurabh Tewari, Leonard Kleinrock
WWW
2001
ACM
14 years 8 months ago
Interactive Web Search by Graphical Query Refinement
We propose a new Web search system that helps users clarify their information needs through interaction. The system represents the user's information needs using a query grap...
Junji Tomita, Gen-ichiro Kikui