Feature extraction reduces the dimensionality of the problem and enables the neural network to be trained on an image which is separated from the test image.
因为特征抽取减少了问题的维数并且使网络能够在一幅和实验图像分离的图像上得到训练。
The method of image segmentation and feature extraction is to segment a individual tree from its surrounding sceneries in the photography image of the woodland, and mark the feature points.
图像分割和特征提取，是将摄影图像里的目标物体与其周围的景物分割，并且获取其特征点数据的方法和技术。
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