547 search results - page 1 / 110 » Spatiotemporal feature extraction based on invariance repres... |
IJCNN
2008
IEEE
13 years 11 months ago
2008
IEEE
— This paper investigates spatiotemporal feature extraction from temporal image sequences based on invariance representation. Invariance representation is one of important functi...
ECCV
2008
Springer
14 years 6 months ago
2008
Springer
Abstract. The use of sparse invariant features to recognise classes of actions or objects has become common in the literature. However, features are often "engineered" to...
JMM2
2006
13 years 4 months ago
2006
We propose a technique for gait recognition from motion capture data based on two successive stages of principal component analysis (PCA) on kinematic data. The first stage of PCA ...
CIVR
2007
Springer
13 years 11 months ago
2007
Springer
Content-based image retrieval (CBIR) systems target database images using feature similarities with respect to the query. Our CBIR demonstration utilises novel illumination invari...
CCIW
2009
Springer
13 years 11 months ago
2009
Springer
Colour image representation using real quaternions has shown to be very useful for linear and morphological colour filtering. This paper deals with the extension of first derivat...