408 search results - page 38 / 82 » Discriminative learned dictionaries for local image analysis |
76
Voted
MM
2010
ACM
14 years 10 months ago
2010
ACM
In this paper we study the connection between sentiment of images expressed in metadata and their visual content in the social photo sharing environment Flickr. To this end, we co...
104
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ICIP
2008
IEEE
15 years 4 months ago
2008
IEEE
Recently Zhang et al described an algorithm for the detection of ±1 LSB steganography based on the statistics of the amplitudes of local extrema in the greylevel histogram. Exper...
73
Voted
ICDAR
2009
IEEE
15 years 4 months ago
2009
IEEE
We have proposed a complete system for text detection and localization in gray scale scene images. A boosting framework integrating feature and weak classifier selection based on...
82
Voted
ICDAR
2007
IEEE
15 years 4 months ago
2007
IEEE
We describe an unsupervised learning algorithm for extracting sparse and locally shift-invariant features. We also devise a principled procedure for learning hierarchies of invari...
73
Voted
ICDAR
2009
IEEE
15 years 4 months ago
2009
IEEE
The system presented in this paper finds images and line-drawings in scanned pages; it is a crucial processing step in the creation of a large-scale system to detect and index ima...