Sciweavers

1559 search results - page 198 / 312
» Document Image Decoding
Sort
View
ICDAR
2009
IEEE
14 years 3 months ago
A Gradient Difference Based Technique for Video Text Detection
Text detection in video images has received increasing attention, particularly in scene text detection in video images, as it plays a vital role in video indexing and information ...
Palaiahnakote Shivakumara, Trung Quy Phan, Chew Li...
ICDAR
2009
IEEE
13 years 6 months ago
A Robust Wavelet Transform Based Technique for Video Text Detection
In this paper, we propose a new method based on wavelet transform, statistical features and central moments for both graphics and scene text detection in video images. The method ...
Palaiahnakote Shivakumara, Trung Quy Phan, Chew Li...
ICIP
2004
IEEE
14 years 10 months ago
A public-key authentication watermarking for binary images
Authentication watermarking is the process that inserts hidden data into an object (image) in order to detect any fraudulent alteration perpetrated by a malicious hacker. In the l...
Hae Yong Kim, Ricardo L. de Queiroz
ICIP
1999
IEEE
14 years 1 months ago
Hierarchical Visual Description Schemes for Still Images and Video Sequences
This paper proposes two DSs to describe the visual information of an AV document. The first one, is devoted to still images. It describes the image visual appearance and its struc...
Philippe Salembier, Noel E. O'Connor, Paulo Correi...
ICASSP
2008
IEEE
14 years 3 months ago
Model-based sparsity projection pursuit for lattice vector quantization
In this work we present an efficient coding scheme suitable for lossy image compression using a lattice vector quantizer (LVQ) based on statistically independent data projections...
Leonardo H. Fonteles, Marc Antonini, Ronald Phlypo