32 search results - page 2 / 7 » Wavelet based time-varying vector autoregressive modelling |
JGS
2010
12 years 11 months ago
2010
Despite the fact that it provides a potentially useful analytical tool, allowing for the joint modeling of dynamic interdependencies within a group of connected areas, until latel...
PAKDD
2005
ACM
13 years 10 months ago
2005
ACM
This paper proposes a novel anomaly detection system for spacecrafts based on data mining techniques. It constructs a nonlinear probabilistic model w.r.t. behavior of a spacecraft ...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
This paper presents a new wavelet based retrieval approach based on Spherically Invariant Random Vector (SIRV) modeling of wavelet subbands. Under this multivariate model, wavelet...
ICIP
2006
IEEE
14 years 6 months ago
2006
IEEE
In motion-compensated wavelet based video coders (MCWT), it is known that a precise motion estimation is necessary to minimize the wavelet coefficients energy. However, a motion v...
ISCAS
2006
IEEE
13 years 11 months ago
2006
IEEE
—A method for detection of tree branches and leaves in video is proposed. It is observed that the motion vectors of tree branches and leaves exhibit random motion. On the other h...