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» Event Structures with Symmetry
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PR
2011
12 years 10 months ago
A novel mutual nearest neighbor based symmetry for text frame classification in video
In the field of multimedia retrieval in video, text frame classification is essential for text detection, event detection, event boundary detection etc. We propose a new text fram...
Palaiahnakote Shivakumara, Anjan Dutta, Trung Quy ...
TIP
2008
167views more  TIP 2008»
13 years 7 months ago
FIR Filter Banks for Hexagonal Data Processing
Images are conventionally sampled on a rectangular lattice, and they are also commonly stored as such a lattice. Thus, traditional image processing is carried out on the rectangula...
Q. Jiang
ISMDA
2004
Springer
14 years 29 days ago
Visualization of Biological Information with Circular Drawings
Being able to clearly visualize clusters of genes provided by gene expressions over a set of samples is of high importance. It gives researchers the ability to create an image of t...
Alkiviadis Symeonidis, Ioannis G. Tollis
ICCV
1995
IEEE
13 years 11 months ago
Steerable Wedge Filters
Steerable filters have been used to analyze local orientation patterns in imagery. Such filters are typically based on directional derivatives, whose symmetry produces orientati...
Eero P. Simoncelli, Hany Farid
ECCV
2002
Springer
14 years 9 months ago
Understanding and Modeling the Evolution of Critical Points under Gaussian Blurring
Abstract. In order to investigate the deep structure of Gaussian scale space images, one needs to understand the behaviour of critical points under the influence of parameter-drive...
Arjan Kuijper, Luc Florack