226 search results - page 33 / 46 » Mapping low-level image features to semantic concepts |
IVC
2008
13 years 7 months ago
2008
This paper presents an object categorization method. Our approach involves the following aspects of cognitive vision : machine learning and knowledge representation. A major eleme...
MM
2004
ACM
14 years 27 days ago
2004
ACM
We consider the problem of learning a mapping function from low-level feature space to high-level semantic space. Under the assumption that the data lie on a submanifold embedded ...
AAAI
2006
13 years 9 months ago
2006
Assume that we are trying to build a visual recognizer for a particular class of objects--chairs, for example--using existing induction methods. Assume the assistance of a human t...
SDM
2008
SIAM
13 years 9 months ago
2008
SIAM
Bayesian text classifiers face a common issue which is referred to as data sparsity problem, especially when the size of training data is very small. The frequently used Laplacian...
ICIP
2007
IEEE
14 years 9 months ago
2007
IEEE
Semantic video indexing is the first step towards automatic video retrieval and personalization. We propose a data-driven stochastic modeling approach to perform both video segmen...