1746 search results - page 321 / 350 » Hierarchical Unsupervised Learning |
PAMI
2010
13 years 4 months ago
2010
We propose a novel approach for activity analysis in multiple synchronized but uncalibrated static camera views. In this paper, we refer to activities as motion patterns of objects...
EDUTAINMENT
2007
Springer
14 years 4 months ago
2007
Springer
Learning to build and test virtual reality (VR) systems is difficult due to the many required knowledge (e.g. computer graphics, sound processing, simulation, interaction, etc.) an...
KDD
2010
ACM
14 years 1 months ago
2010
ACM
Many social Web sites allow users to annotate the content with descriptive metadata, such as tags, and more recently to organize content hierarchically. These types of structured ...
CORR
2010
Springer
13 years 10 months ago
2010
Springer
Given data drawn from a mixture of multivariate Gaussians, a basic problem is to accurately estimate the mixture parameters. We give an algorithm for this problem that has running ...
CIKM
2008
Springer
13 years 12 months ago
2008
Springer
Relevance feedback has been demonstrated to be an effective strategy for improving retrieval accuracy. The existing relevance feedback algorithms based on language models and vect...