Keyphrases
- circular hough transform
- multiscale
- image analysis
- single image
- image data
- input image
- image content
- image features
- edge detection
- template matching
- image retrieval
- image classification
- image representation
- high resolution
- detection method
- image segmentation
- pixel values
- aerial images
- image collections
- region of interest
- spatial information
- multi modal
- low level
- multimodal image registration
- road signs
- intensity variations
- complex background
- segmentation method
- object detectors
- image pixels
- partial occlusion
- test images
- detection algorithm
- three dimensional