经典主成分分析法，实现高光谱图像的降维处理 -Classical principal component analysis, to achieve high spectral image dimensionality reduction

基于kaiser窗的双谱线插值FFT谐波分析，完整的图像处理课设，包含所有源代码，汽车图像，结合PCA的尺度不变特征变换(SIFT)算法。- Dual-line interpolation FFT harmonic analysis kaiser windows, Complete class-based image processing, contains all of the source code, auto image, Combined with PCA scale invariant