The Shape of an Image: A Study of Mapper on Images.
Alejandro RoblesMustafa HajijPaul RosenPublished in: CoRR (2017)
Keyphrases
- input image
- image data
- image collections
- image features
- test images
- image analysis
- medical imagery
- image retrieval
- original images
- image classification
- grey levels
- visual appearance
- image structure
- image regions
- image pixels
- image set
- segmentation method
- geometric information
- image statistics
- pixel intensities
- image edges
- edge detection
- pixel values
- image content
- invariant properties
- region of interest
- image contours
- intensity values
- hausdorff distance
- feature points
- surface shape
- lighting conditions
- sample images
- intensity variations
- gray value
- aspect ratio
- image segments
- image matching
- image gradient
- image database
- geometric shapes
- target object
- shape parameters
- illumination conditions
- object shape
- digitized images
- segmentation algorithm
- multiscale
- intensity profile
- surface orientation
- single image
- gray level
- secret image
- image segmentation
- shape variations
- bounding box
- image quality
- object shapes
- lighting direction
- defocused images
- feature vectors
- set of training images
- shape model
- texture information
- geometric transformations
- closed curves