FRFT-based improved algorithm of unsupervised change detection in SAR images via PCA and K-means clustering.
Yongqiang ChengHeng-Chao LiTurgay ÇelikFan ZhangPublished in: IGARSS (2013)
Keyphrases
- improved algorithm
- sar images
- fractional fourier transform
- synthetic aperture radar
- principal component analysis
- k means
- log polar
- oil spill
- wavelet domain
- speckle noise
- clustering algorithm
- sar image segmentation
- face recognition
- edge detector
- spatial domain
- feature space
- change detection
- face images
- feature extraction
- image segmentation
- template matching
- image features