1 | initial version |
Binary images don't have enough structure (entropy) for any keypoint-based feature. Either don't convert to binary and just take the grayscale converted images to feed into your feature-extractor or you have to use a different approach like shape-matching.
2 | No.2 Revision |
Binary images don't have enough structure (entropy) for any the typical (afaik none) keypoint-based feature. features. Either don't convert to binary and just take the grayscale converted images to feed into your feature-extractor or you have to use a different approach like shape-matching.