664 search results - page 51 / 133 » Unsupervised Category Modeling, Recognition, and Segmentatio... |
ICCV
2011
IEEE
12 years 8 months ago
2011
IEEE
Bag-of-words (BoW) methods are a popular class of object recognition methods that use image features (e.g., SIFT) to form visual dictionaries and subsequent histogram vectors to r...
EMMCVPR
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. The complexity of visual representations is substantially limited by the compositional nature of our visual world which, therefore, renders learning structured object mod...
ICIP
2007
IEEE
14 years 3 months ago
2007
IEEE
We describe a new method to find and cluster recurrent keyplaces in a movie. It consists of an unsupervised classification of shots that are taking place in the same physical loca...
CLOR
2006
14 years 13 days ago
2006
This chapter proposes a representation of rigid three-dimensional (3D) objects in terms of local affine-invariant descriptors of their images and the spatial relationships between ...
IJCV
2007
13 years 8 months ago
2007
We investigate a method for learning object categories in a weakly supervised manner. Given a set of images known to contain the target category from a similar viewpoint, learning...