Sciweavers

697 search results - page 66 / 140
» Approximation of Information Granule Sets
Sort
View
185
Voted
IDA
2009
Springer
16 years 11 days ago
Bayesian Non-negative Matrix Factorization
Abstract. We present a Bayesian treatment of non-negative matrix factorization (NMF), based on a normal likelihood and exponential priors, and derive an efficient Gibbs sampler to ...
Mikkel N. Schmidt, Ole Winther, Lars Kai Hansen
ICTAI
2008
IEEE
16 years 7 days ago
Computational Complexity of Web Service Composition Based on Behavioral Descriptions
The Web Service Composition (WSC) problem on behavioral descriptions deals with the automatic construction of a coordinator web service to control a set of web services to reach t...
Hyunyoung Kil, Wonhong Nam, Dongwon Lee
DBPL
2007
Springer
100views Database» more  DBPL 2007»
15 years 12 months ago
Provenance as Dependency Analysis
Abstract. Provenance is information recording the source, derivation, or history of some information. Provenance tracking has been studied in a variety of settings; however, althou...
James Cheney, Amal Ahmed, Umut A. Acar
NLDB
2007
Springer
15 years 12 months ago
Selecting Labels for News Document Clusters
This work deals with determination of meaningful and terse cluster labels for News document clusters. We analyze a number of alternatives for selecting headlines and/or sentences o...
Krishnaprasad Thirunarayan, Trivikram Immaneni, Ma...
139
Voted
IRI
2006
IEEE
15 years 12 months ago
Replacing full rectangles by dense rectangles: Concept lattices and attribute implications
— Maximal full rectangles in tabular data are useful in several areas of data engineering. This paper presents a survey of results in which we replace “full rectangles” by ...
Radim Belohlávek, Vilém Vychodil