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KDD
2010
ACM
218views Data Mining» more  KDD 2010»
14 years 9 hour ago
Online multiscale dynamic topic models
We propose an online topic model for sequentially analyzing the time evolution of topics in document collections. Topics naturally evolve with multiple timescales. For example, so...
Tomoharu Iwata, Takeshi Yamada, Yasushi Sakurai, N...
ICSE
2008
IEEE-ACM
14 years 9 months ago
Sufficient mutation operators for measuring test effectiveness
Mutants are automatically-generated, possibly faulty variants of programs. The mutation adequacy ratio of a test suite is the ratio of non-equivalent mutants it is able to identif...
Akbar Siami Namin, James H. Andrews, Duncan J. Mur...
JSAC
2011
137views more  JSAC 2011»
13 years 3 months ago
Cognitive Network Interference
—Opportunistic spectrum access creates the opening of under-utilized portions of the licensed spectrum for reuse, provided that the transmissions of secondary radios do not cause...
Alberto Rabbachin, Tony Q. S. Quek, Hyundong Shin,...
ICIP
2003
IEEE
14 years 9 months ago
Statistical atlas-based sub-voxel segmentation of 3D brain MRI
We present a 3D brain MRI segmentation method in which a high resolution label image evolves under the influence of multiple constraints. The constraints are expressed in a versat...
Marcel Bosc, Fabrice Heitz, Jean-Paul Armspach
CN
2007
100views more  CN 2007»
13 years 8 months ago
Overlay architectures for file distribution: Fundamental performance analysis for homogeneous and heterogeneous cases
Peer-to-peer networks have been commonly used for tasks such as file sharing or file distribution. We study a class of cooperative file distribution systems where a file is br...
Ernst W. Biersack, Damiano Carra, Renato Lo Cigno,...