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TSP
2010
15 years 1 months ago
Communications-inspired sensing: a case study on waveform design
Information theory, and particularly the mutual information (MI), has provided fundamental guidance for communications research. In Bell's 1993 paper, the MI was first applied...
Wenshu Zhang, Liuqing Yang
EDBT
2011
ACM
197views Database» more  EDBT 2011»
14 years 9 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
SIGECOM
2011
ACM
219views ECommerce» more  SIGECOM 2011»
14 years 9 months ago
GSP auctions with correlated types
The Generalized Second Price (GSP) auction is the primary method by which sponsered search advertisements are sold. We study the performance of this auction in the Bayesian settin...
Brendan Lucier, Renato Paes Leme
KDD
2012
ACM
200views Data Mining» more  KDD 2012»
13 years 8 months ago
Vertex neighborhoods, low conductance cuts, and good seeds for local community methods
The communities of a social network are sets of vertices with more connections inside the set than outside. We theoretically demonstrate that two commonly observed properties of s...
David F. Gleich, C. Seshadhri
SIGIR
2012
ACM
13 years 8 months ago
Explicit relevance models in intent-oriented information retrieval diversification
The intent-oriented search diversification methods developed in the field so far tend to build on generative views of the retrieval system to be diversified. Core algorithm compon...
Saul Vargas, Pablo Castells, David Vallet