Sciweavers

2561 search results - page 190 / 513
» Enhanced Quicksort Algorithm
Sort
View
PR
2008
97views more  PR 2008»
15 years 2 months ago
SVD based initialization: A head start for nonnegative matrix factorization
We describe Nonnegative Double Singular Value Decomposition (NNDSVD), a new method designed to enhance the initialization stage of nonnegative matrix factorization (NMF). NNDSVD c...
Christos Boutsidis, Efstratios Gallopoulos
90
Voted
CORR
2000
Springer
75views Education» more  CORR 2000»
15 years 2 months ago
Noun-phrase co-occurrence statistics for semi-automatic semantic lexicon construction
Generating semantic lexicons semiautomatically could be a great time saver, relative to creating them by hand. In this paper, we present an algorithm for extracting potential entr...
Brian Roark, Eugene Charniak
100
Voted
ISBI
2004
IEEE
16 years 3 months ago
Image-Based Rendering And Modeling In Video-Endoscopy
We present algorithms for image-based rendering and modeling in video-endoscopy. Our algorithms are aimed at alleviating two common viewing problems in video-endoscopy: that the s...
Yuan-Fang Wang, Dan Koppel, Hua Lee
MIMI
2007
Springer
15 years 8 months ago
Application of Tikhonov Regularization to Super-Resolution Reconstruction of Brain MRI Images
This paper presents an image super-resolution method that enhances spatial resolution of MRI images in the slice-select direction. The algorithm employs Tikhonov regularization, us...
Xin Zhang, Edmund Y. Lam, Ed X. Wu, Kenneth K. Y. ...
IBPRIA
2005
Springer
15 years 8 months ago
Probabilistic Image-Based Tracking: Improving Particle Filtering
Condensation is a widely-used tracking algorithm based on particle filters. Although some results have been achieved, it has several unpleasant behaviours. In this paper, we highl...
Daniel Rowe, Ignasi Rius, Jordi Gonzàlez, F...