239 search results - page 34 / 48 » Document clustering using nonnegative matrix factorization |
IBPRIA
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. This paper presents a novel approach for motion segmentation from feature trajectories with missing data. It consists of two stages. In the first stage, missing data are...
ICAISC
2010
Springer
13 years 10 months ago
2010
Springer
Abstract. This paper proposes the Sequential Coordinate-Wise Algorithm (SCWA) to Discriminant Nonnegative Matrix Factorization (DNMF) for improving face recognition. DNMF incorpora...
ICASSP
2011
IEEE
13 years 11 days ago
2011
IEEE
We present an algorithm for dereverberation of speech signals for automatic speech recognition (ASR) applications. Often ASR systems are presented with speech that has been record...
ICDM
2009
IEEE
13 years 6 months ago
2009
IEEE
Text classification poses some specific challenges. One such challenge is its high dimensionality where each document (data point) contains only a small subset of them. In this pap...
TSMC
2008
13 years 8 months ago
2008
In this paper, we present an extensive study of 3-D face recognition algorithms and examine the benefits of various score-, rank-, and decision-level fusion rules. We investigate f...