335 search results - page 50 / 67 » Non-negative sparse coding |
CVPR
2011
IEEE
14 years 1 months ago
2011
IEEE
Nowadays numerous social images have been emerging on the Web. How to precisely label these images is critical to image retrieval. However, traditional image-level tagging methods...
WWW
2009
ACM
15 years 10 months ago
2009
ACM
The abundant knowledge in web communities has motivated the research interests in discussion threads. The dynamic nature of discussion threads poses interesting and challenging pr...
NIPS
2001
14 years 11 months ago
2001
Recent biological experimental findings have shown that the synaptic plasticity depends on the relative timing of the pre- and postsynaptic spikes which determines whether Long Te...
PAMI
2007
14 years 9 months ago
2007
—We have previously developed a neurodynamical model of motion segregation in cortical visual area V1 and MT of the dorsal stream. The model explains how motion ambiguities cause...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
This paper addresses the problem of video anomaly recovery from a sequence of spectrally compressed video frames. Analysis of anomalies occurring in both time and spectrum is impo...