A cross-correlation based signal detector with two-step down-converter robust to finite image rejection.
Wei-Gi HoRanjit GharpureyPublished in: ISCAS (2011)
Keyphrases
- image data
- input image
- image noise
- image content
- image analysis
- single image
- geometric distortions
- image retrieval
- image features
- cross correlation
- template matching
- post processing
- image classification
- multiscale
- low frequency
- lighting conditions
- high frequency
- test images
- image representation
- impulse response
- high resolution
- edge detection
- transfer function
- signal processing
- sparse representation
- image segmentation
- contrast enhancement
- ccd camera
- zero crossing
- feature detectors
- pixel values
- partial occlusion
- frequency domain
- segmentation method
- image regions
- image matching