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PAA
2008
15 years 6 months ago
Recognising facial expressions in video sequences
Abstract We introduce a system that processes a sequence of images of a front-facing human face and recognises a set of facial expressions. We use an efficient appearance-based fac...
José Miguel Buenaposada, Enrique Muñ...
IDEAL
2007
Springer
16 years 15 days ago
Influence of Wavelet Frequency and Orientation in an SVM-Based Parallel Gabor PCA Face Verification System
We present a face verification system using Parallel Gabor Principal Component Analysis (PGPCA) and fusion of Support Vector Machines (SVM) scores. The algorithm has been tested on...
Ángel Serrano, Isaac Martín de Diego...
HVEI
2010
15 years 7 months ago
The effect of exposure on MaxRGB color constancy
The performance of the MaxRGB illumination-estimation method for color constancy and automatic white balancing has been reported in the literature as being mediocre at best; howev...
Brian V. Funt, Lilong Shi
RT
2001
Springer
15 years 10 months ago
Thrifty Final Gather for Radiosity
Finite Element methods are well suited to the computation of the light distribution in mostly diffuse scenes, but the resulting mesh is often far from optimal to accurately represe...
Annette Scheel, Marc Stamminger, Hans-Peter Seidel
ICCV
1998
IEEE
16 years 8 months ago
Signfinder: Using Color to Detect, Localize and Identify Informational Signs
We describe an approach to detecting, locating and normalizing road signs. The approach will apply provided: (i) the signs have stereotypical boundary shapes (i.e. rectangular, or...
Alan L. Yuille, Daniel Snow, Mark Nitzberg