Combining color-based invariant gradient detector with HoG descriptors for robust image detection in scenes under cast shadows.
Michael VillamizarJorge ScandaliarisAlberto SanfeliuJuan Andrade-CettoPublished in: ICRA (2009)
Keyphrases
- cast shadows
- single image
- shadow detection
- moving shadow
- image retrieval
- object detection
- feature descriptors
- partial occlusion
- ground plane
- input image
- real scenes
- image classification
- keypoints
- object segmentation
- image content
- light source
- image features
- feature points
- complex scenes
- multiscale
- image representation
- outdoor scenes
- image segmentation
- test images
- histogram of oriented gradients
- image processing
- background subtraction
- vision system
- high resolution
- object recognition
- image sequences