Recurrent Image Captioner: Describing Images with Spatial-Invariant Transformation and Attention Filtering.
Hao LiuYang YangFumin ShenLixin DuanHeng Tao ShenPublished in: CoRR (2016)
Keyphrases
- input image
- image data
- image transformations
- geometric transformations
- image features
- spatial frequency
- image collections
- test images
- image classification
- image analysis
- spatial information
- image retrieval
- image filtering
- original images
- linear filtering
- spatial distribution
- image pixels
- image regions
- spatial relationships
- pixel values
- image set
- spatial correlation
- edge detection
- image content
- segmentation method
- image matching
- image database
- segmentation algorithm
- region of interest
- affine transformation
- sample images
- illumination conditions
- fourier domain
- feature points
- moment invariants
- image representation
- lighting conditions
- log polar
- keypoints
- high pass
- invariant features
- visual features
- secret image
- projective invariants
- quad trees
- gaussian filter
- invariant properties
- linear filters
- transformation parameters
- spatial location
- spatial coordinates
- image registration
- bounding box
- affine invariant
- rigid transformation
- multiscale
- object recognition
- invariant descriptors
- spatial relations
- projective transformations
- pixel intensities
- nonlinear filters
- image structure
- bandpass
- color features
- sift descriptors
- spatial domain
- saliency map
- image restoration
- gray level
- image quality
- image normalization
- contrast enhancement
- rectangular regions
- gaussian noise
- directional filtering