Extracting a focused image from several out of focus micromechanical structure images.
Tina ShoaGabriel ThomasCyrus ShafaiAlireza ShoaPublished in: ICASSP (3) (2004)
Keyphrases
- input image
- image data
- image features
- image collections
- test images
- image structure
- image analysis
- image pixels
- high contrast
- image retrieval
- image classification
- original images
- segmentation method
- region of interest
- image regions
- low depth of field
- pixel values
- image processing algorithms
- image set
- intensity values
- image database
- image noise
- lighting conditions
- image content
- reference images
- edge detection
- normalized correlation
- sample images
- grey level
- image dataset
- synthesized images
- gray value
- ccd camera
- illumination conditions
- extracting features
- visual patterns
- satellite images
- aerial images
- pixel intensities
- defocused images
- quad trees
- imaging process
- image blocks
- pixel wise
- contrast enhancement
- pixel level
- web images
- image representation
- digital imaging
- segmentation algorithm
- relevant images
- multiscale
- gaussian noise
- image matching
- spatial information
- color histogram
- false matches
- removing noise
- bounding box
- high resolution
- single image
- object recognition
- scale space
- degraded images
- natural images
- gray level images
- keypoints
- face images
- image quality
- feature points
- gray level
- image annotation
- digital camera
- geometric structure
- integrated circuit
- vanishing points
- segmented images
- secret image