Robust Automatic Target Recognition Algorithm for Large-Scene SAR Images and Its Adaptability Analysis on Speckle

Table 2

ATR result of different feature extraction methods and classifier.

Feature extraction methods	Dimension of features	Classifier	Recognition rate
Hu’s moment	7	LSSVC	0.7313
Wavelet moment	7	LSSVC	0.8469
	17	LSSVC	0.9184
Wavelet moment + entropy	7	LSSVC	0.8776
	17	LSSVC	0.9660
PCA	196	LSSVC	0.9643
Local multiscale feature	161	LSSVC	0.9802
Local multiscale feature	161	Multiscale kernel classifier	0.9897