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Handwritten Digits Recognition

Dataset:

UCI Machine Learning Repository: Optical Recognition of Handwritten Digits Data Set

Environment:

Language: Python 3.6.3
Installed Package: numpy 1.13.3, sklearn 0.19.1, skimage 0.13.0, PIL 4.2.1 

Run Command:
python main.py

Reference:

使用方向梯度與KNN模型進行影像識別 https://chtseng.wordpress.com/2017/01/09/使用方向梯度與knn模型進行影像識別-1/
機器學習(1)--使用OPENCV KNN實作手寫辨識 http://arbu00.blogspot.tw/2016/11/1-opencv-knn.html
Compute the HOG descriptor by skimage: [https://buptldy.github.io/2016/03/31/2016-03-31-Skimage hog/](https://buptldy.github.io/2016/03/31/2016-03-31-Skimage hog/)
Classifier comparison http://scikit-learn.org/stable/auto_examples/classification/plot_classifier_comparison.html