230 search results - page 4 / 46 » An Improvement on PCA Algorithm for Face Recognition |
IBPRIA
2007
Springer
14 years 1 months ago
2007
Springer
In this paper we present a novel method for reducing false positives in breast mass detection. Our approach is based on using the Two-Dimensional Principal Component Analysis (2DPC...
ICPR
2010
IEEE
14 years 3 days ago
2010
IEEE
Face recognition (FR) is an active yet challenging topic in computer vision applications. As a powerful tool to represent high dimensional data, recently sparse representation bas...
WACV
2002
IEEE
14 years 8 days ago
2002
IEEE
In this paper, we present a PDA-based face recognition system as well as some of the associated challenges of developing a PDAbased face recognition system. We describe a prototyp...
ACII
2005
Springer
14 years 25 days ago
2005
Springer
This paper proposes a new facial expression recognition method which combines Higher Order Local Autocorrelation (HLAC) features with Weighted PCA. HLAC features are computed at ea...
ICPR
2006
IEEE
14 years 8 months ago
2006
IEEE
Most face recognition systems only work well under quite constrained environments. In particular, the illumination conditions, facial expressions and head pose must be tightly con...