Table 1.

Summary of existing techniques for breast cancer classification.

Reference	Methods	Features	Dataset
[47], 2021	Shape Adaptive CNN	Deep learning	Breast Ultrasound Images (BUSI)
[48], 2020	Hilbert transform and Watershed	Textural features	BUSI
[3], 2021	Fuzzy Logic and Semantic Segmentation	Deep features	BUSI
[49], 2021	Machine learning and radiomics	Textural and geometric features	BUSI
[14], 2021	CNN and deep representation scaling	Deep features through scaling layers	BUSI
[50], 2020	U-Net Encoder-Decoder CNN architecture	High level contextual features	BUSI
[56], 2021	U-Net and Fuzzy logic	CNN features	BUSI