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CIKM
2009
Springer
15 years 4 months ago
Semi-supervised learning of semantic classes for query understanding: from the web and for the web
Understanding intents from search queries can improve a user’s search experience and boost a site’s advertising profits. Query tagging via statistical sequential labeling mode...
Ye-Yi Wang, Raphael Hoffmann, Xiao Li, Jakub Szyma...
ICIP
2007
IEEE
15 years 11 months ago
Rotation Detection using the Curl Equation
Rotational types of motion can often be seen in video sequences. However, not a lot of research has been done to investigate rotational motion models for use in video. Analysing t...
Daire Lennon, Naomi Harte, Anil C. Kokaram
ICIP
2006
IEEE
15 years 11 months ago
Direction-Adaptive Discrete Wavelet Transform via Directional Lifting and Bandeletization
We propose an adaptive lifted discrete wavelet transform to locally adapt the ltering direction to the geometric ow in the image. The proposed approach re nes previous directional...
Chuo-Ling Chang, Bernd Girod
ICIP
2005
IEEE
15 years 11 months ago
Iterative generation of motion-compensated side information for distributed video coding
Distributed Video Coding (DVC) is a coding paradigm that gives the decoder the task to exploit the source statistics to achieve efficient compression. Current approaches to DVC rel...
Xavier Artigas, Luis Torres
ICIP
2005
IEEE
15 years 11 months ago
A frequency-based approach for efficient plenoptic sampling
In image-based light field rendering, many efforts have been made to improve the efficiency of the modeling. This efficiency pertains to the photorealism and compression of a give...
Jean-Daniel Deschênes, Patrick Hébert...