Circle Detection using the Image Ray Transform - A Novel Technique for using a Ray Analogy to Extract Circular Features.
Alastair H. CummingsMark S. NixonJohn N. CarterPublished in: VISAPP (2) (2010)
Keyphrases
- image features
- hough transform
- circle detection
- low level
- image classification
- extracting features
- image content
- input image
- multiscale
- image data
- polar coordinates
- feature extraction
- invariant features
- original images
- spatial information
- feature matching
- test images
- extracted features
- image analysis
- feature representation
- matching process
- grey level
- ray tracing
- sample images
- feature values
- single image
- image representation
- image collections
- feature space
- automatically extracted
- image segmentation
- template matching
- image processing
- keypoints
- image retrieval
- high resolution
- pixel values
- image matching
- image regions
- feature set
- edge detection
- texture and shape features
- feature detection
- motion parallax
- segmentation algorithm
- global features
- image synthesis
- region of interest
- spatial relationships