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                ## MnistDataset > 從MNIST數據集加載數據的Helper類:http://yann.lecun.com/exdb/mnist/ 可從該頁面獲得的MNIST手寫數字數據庫具有60,000個示例的訓練集和10,000個示例的測試集。它是NIST提供的更大集合的子集。數字已經過尺寸標準化,并以固定尺寸的圖像為中心。對于想要在真實數據上嘗試學習技術和模式識別方法,同時在預處理和格式化方面花費最少的人來說,它是一個很好的數據庫。 ### 構造函數參數 `$imagePath` - (字符串)圖像文件的路徑 `$labelPath` - (字符串)標簽文件的路徑 ``` use Phpml\Dataset\MnistDataset; $trainDataset = new MnistDataset('train-images-idx3-ubyte', 'train-labels-idx1-ubyte'); ``` ***** ### 樣品和標簽 要獲取樣本或標簽,您可以使用`getter`: ``` $dataset->getSamples(); $dataset->getTargets(); ```
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