# Breast Cancer Classification Prototype, Fall 2025 — Data

来源：https://www.kaggle.com/competitions/breast-cancer-classification-prototype-fall-2025/data

采集时间：2026-10-20T08:01:34Z

This page provides an overview of the data files provided for the Wisconsin breast cancer dataset competition. It includes information about the files and their formats, as well as details about the columns and their definitions.

Participants should find the following information helpful in understanding the dataset:

- File Descriptions:
    - **train.csv**: Contains the training data.
    - **test.csv**: Contains the test data. It has no labels, which is for students to test their models.
    - **sample_submission.csv**: A sample submission file in the correct format.
- Column Definitions:
    - `id`: Unique identifier for each data instance.
    - `label`: Target variable column indicating the diagnosis (`M`: Malignant, `B`: Benign).
    - Other 30 columns: The 30 numeric features of the dataset. 

Please note that specific details and additional information about the dataset may be provided in the respective file's documentation or in the competition's description.

For the purpose of this competition, participants should pay attention to the `id` column as it is used to correlate the predictions in the submission file.

If you have any questions regarding the dataset, feel free to ask in the discussion forums on canvas or consult the provided documentation.