Keyphrases
- input image
- image database
- gray scale images
- image data
- image classification
- image features
- edge detection
- three dimensional
- contrast enhancement
- ground truth
- image matching
- image retrieval
- image analysis
- global thresholding
- image regions
- image registration
- test images
- object recognition
- gray scale
- license plate
- image noise
- image details
- image preprocessing
- adaptive thresholding
- road vehicles
- preprocessing stage
- outdoor environments
- image collections
- feature points
- medical images
- similarity measure