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» Performance Modeling of a Cluster of Workstations
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ICDAR
2009
IEEE
15 years 4 months ago
Enhanced Text Extraction from Arabic Degraded Document Images Using EM Algorithm
This paper presents a new enhanced text extraction algorithm from degraded document images on the basis of the probabilistic models. The observed document image is considered as a...
Wafa Boussellaa, Aymen Bougacha, Abderrazak Zahour...
IDA
2009
Springer
15 years 4 months ago
Probabilistic Factorization of Non-negative Data with Entropic Co-occurrence Constraints
Abstract. In this paper we present a probabilistic algorithm which factorizes non-negative data. We employ entropic priors to additionally satisfy that user specified pairs of fac...
Paris Smaragdis, Madhusudana V. S. Shashanka, Bhik...
CCGRID
2008
IEEE
15 years 4 months ago
Overlapping Communication and Computation with High Level Communication Routines
Collective operations and non-blocking point-to-point operations are two important parts of MPI that each provide important performance and programmability benefits. Although non...
Torsten Hoefler, Andrew Lumsdaine
VTC
2008
IEEE
133views Communications» more  VTC 2008»
15 years 4 months ago
Measuring Inhomogeneity in Spatial Distributions
Abstract—The spatial distribution of nodes in wireless networks has important impact on network performance properties, such as capacity and connectivity. Although random sample ...
Udo Schilcher, Michael Gyarmati, Christian Bettste...
ICMCS
2006
IEEE
136views Multimedia» more  ICMCS 2006»
15 years 3 months ago
Enhanced Semi-Supervised Learning for Automatic Video Annotation
For automatic semantic annotation of large-scale video database, the insufficiency of labeled training samples is a major obstacle. General semi-supervised learning algorithms can...
Meng Wang, Xian-Sheng Hua, Li-Rong Dai, Yan Song