略過導覽

Machine Learning Samples

The MNIST database of handwritten digits

MNIST handwritten digits

手寫數字的 MNIST 資料庫包含一個訓練集 (共有 60,000 個範例) 及一個測試集 (共有 10,000 個範例)。 數字已大小正規化且在固定大小的影像置中。

此資料集的來源是手寫數字的 MNIST 資料庫。 此資料庫由美國國家標準暨技術研究院所發佈,是較大的 NIST 手寫表與字元資料庫的一部分。

儲存位置

  • Blob 帳戶:azureopendatastorage

  • 容器名稱:mnist

有四個檔案直接位於容器中:

  • train-images-idx3-ubyte.gz:訓練集影像 (9912422 個位元組)

  • train-labels-idx1-ubyte.gz:訓練集標籤 (28881 個位元組)

  • t10k-images-idx3-ubyte.gz:測試集影像 (1648877 個位元組)

  • t10k-labels-idx1-ubyte.gz:測試集標籤 (4542 個位元組)

通知

Microsoft 係依「現況」提供 Azure 開放資料集。 針對 貴用戶對資料集的使用,Microsoft 不提供任何明示或默示的擔保、保證或條件。 在 貴用戶當地法律允許的範圍內,針對因使用資料集而導致的任何直接性、衍生性、特殊性、間接性、附隨性或懲罰性損害或損失,Microsoft 概不承擔任何責任。

此資料集是根據 Microsoft 接收來源資料的原始條款所提供。 資料集可能包含源自 Microsoft 的資料。

Access

Available inWhen to use
Azure Notebooks

Quickly explore the dataset with Jupyter notebooks hosted on Azure or your local machine.

Azure Databricks

Use this when you need the scale of an Azure managed Spark cluster to process the dataset.

Preview

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