Low frequency sparse adversarial attack.
Jiyuan LiuBingyi LuMingkang XiongTao ZhangHuilin XiongPublished in: Comput. Secur. (2023)
Keyphrases
- low frequency
- high frequency
- frequency domain
- wavelet transform
- discrete wavelet transform
- wavelet analysis
- subband
- frequency band
- high resolution
- high frequency components
- original images
- low pass
- dct coefficients
- contourlet transform
- electromagnetic fields
- low and high frequency
- wavelet coefficients
- sparse representation
- signal processing
- feature selection