Two-Step Sparse Coding for the Pan-Sharpening of Remote Sensing Images.
Cheng JiangHongyan ZhangHuanfeng ShenLiangpei ZhangPublished in: IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. (2014)
Keyphrases
- sparse coding
- remote sensing images
- change detection
- dictionary learning
- sparse representation
- natural images
- multispectral
- remote sensing
- image classification
- unsupervised learning
- linear combination
- generative model
- image representation
- visual words
- sparse codes
- image patches
- satellite images
- hyperspectral
- object category recognition
- landsat etm
- feature space
- small number
- image registration
- feature selection
- keypoints
- face images
- input image