Python 欧式距离 余弦类似度 用scikit cosine_similarity计算类似度 用scikit pairwise_distances计算类似度

一、欧式距离ide # 1) given two data points, calculate the euclidean distance between them def get_distance(data1, data2):     points = zip(data1, data2)     diffs_squared_distance = [pow(a - b, 2) for (a, b
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