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intrinsic and extrinsic contributions depends on the sample quality (such as the doping density and the amount of disorder). Studies of the dependence

图像分类 目标:这一节我们将介绍图像分类问题。所谓图像分类问题,就是已有固定的分类标签集合,然后对于输入的图像,从分类标签集合中找出一个分类标签,最后把分类标签分配给该输入图像。虽然看起来挺简单的,但这可是计算机视觉领域的核心问题之一,并且有着各种各样的实际应用。在后面的课程中,我们可以看到计算机视

分类和回归树 Classification and regression trees are machine-learningmethods for constructing predictionmodels from data. Themodels are obtained by recursiv