The Breast Cancer Wisconsin (Original) dataset from UCI machine learning repository is a classification dataset, which records the measurements for breast cancer cases. There are two classes, benign and malignant. This dataset has dimensionality 9. The malignant class of this dataset is considered as outliers, while points in the benign class are considered inliers.
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Description: X = Multi-dimensional point data, y = labels (1 = outliers, 0 = inliers)