"Breast-Cancer-Ultrasound-image-2025"

"This dataset comprises two parts: the public dataset BUSI and a private dataset. The public dataset features complete three-class labels (benign, malignant, normal) alongside corresponding segmentation annotations. The private dataset originates from Beijing Friendship Hospital, Capital Medical University, Department of Ultrasound,, annotated by breast imaging specialists. It comprises three folders: hospital_data_3class (matching the public dataset's three-class structure), hospital_data_4class (containing four classifications: benign, invasive ductal carcinoma\uff08IDC\uff09, ductal carcinoma in situ\uff08DCIS\uff09, and normal), and mark (containing 65 physician-assisted annotations)."