Sciweavers

ICPR
2000
IEEE
14 years 10 months ago
Structural Defects: General Approach and Application to Textile Inspection
This paper addresses detection of imperfections in repetitive regular structures (textures). Humans can easily find such defects without prior knowledge of the `good' pattern...
Dmitry Chetverikov
ICPR
2000
IEEE
14 years 10 months ago
Camera Calibration with a Motorized Zoom Lens
Thispaperpresents a simple and eficient method of calibrating the intrinsic camera parameters for all the lens settings of a motorized zoom lens. Wefuthe aperture setting and perf...
Yong-Sheng Chen, Yi-Ping Hung, Chiou-Shann Fuh, Sh...
ICPR
2000
IEEE
14 years 10 months ago
Winner-Update Algorithm for Nearest Neighbor Search
This paper presents an algorithm, called the winnerupdate algorithm, for accelerating the nearest neighbor search. By constructing a hierarchical structure ,for each feature point...
Yong-Sheng Chen, Yi-Ping Hung, Chiou-Shann Fuh
ICPR
2000
IEEE
14 years 10 months ago
The Response of Texture Features to Illuminant Rotation
Rotation of the illuminant source about a subject textured surface can cause catastrophic failure of texture classification schemes. This is due to the variation of texture featur...
Mike J. Chantler, Ged McGunnigle
ICPR
2000
IEEE
14 years 10 months ago
On the Use of Gradient Space Eigenvalues for Rotation Invariant Texture Classification
Many image-rotation invariant texture classification approaches have been presented previously. This paper proposes a novel scheme that is surface-rotation invariant. It uses the ...
Mike J. Chantler, Ged McGunnigle
ICPR
2000
IEEE
14 years 10 months ago
Measuring the Complexity of Classification Problems
We studied a number of measures that characterize the difficulty of a classification problem. We compared a set of real world problems to random combinations of points in this mea...
Tin Kam Ho, Mitra Basu
ICPR
2000
IEEE
14 years 10 months ago
Grouping of Directional Features Using an Extended Hough Transform
Directional features extracted from Gabor responses are used as primitives for perceptual grouping. In previous work, we extracted Gabor features in 8 directions and then applied ...
María J. Carreira, Majid Mirmehdi, Barry T....
ICPR
2000
IEEE
14 years 10 months ago
A Model of Stroke Extraction from Chinese Character Images
Given the large number and complexity of Chinese characters, pattern matching based on structural decomposition and analysis is believed to be necessary and essential to off-line ...
Ruini Cao, Chew Lim Tan
ICPR
2000
IEEE
14 years 10 months ago
On Holographic Transform Compression of Images
: Lossy transform compression of images is successful and widespread. The JPEG standard uses the discrete cosine transform on blocks of the image and a bit allocation process that ...
Alfred M. Bruckstein, Robert J. Holt, Arun N. Netr...
ICPR
2000
IEEE
14 years 10 months ago
Statistical Shape Features in Content-Based Image Retrieval
Sami S. Brandt, Jorma Laaksonen, Erkki Oja