Defect detection of uneven brightness in low-contrast images using basis image representation.
Yan-Hsin TsengDu-Ming TsaiPublished in: Pattern Recognit. (2010)
Keyphrases
- image representation
- low contrast
- high contrast
- image classification
- image features
- image retrieval
- defect detection
- gray level
- object recognition
- fully automatic
- background noise
- accurate segmentation
- gray value
- image data
- input image
- image content
- high noise
- image database
- multiscale
- contrast enhancement
- cbir systems
- bag of words
- cell segmentation
- blood vessels
- bag of features
- region segmentation
- cell nuclei
- visual words
- image analysis
- prior shape knowledge
- quadtree
- edge detection
- feature space
- scene classification
- sparse representation
- segmentation algorithm
- feature extraction
- pixel values
- image regions
- keypoints
- segmentation method
- image registration
- feature vectors
- image segmentation