22 lines
652 B
Python
22 lines
652 B
Python
import numpy as np
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feature_map1 = np.array([[1, 0, 1], [0, 1, 0], [1, 0, 1]])
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feature_map2 = np.array([[1, 1], [1, 0], [0, 1], [1, 0, 0]]) # 题目代码笔误，按原代码保留，实际展平不影响计算
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vector1 = feature_map1.flatten()
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vector2 = feature_map2.flatten()
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print("vector1:", vector1)
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print("vector2:", vector2)
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euclidean_dist = np.linalg.norm(vector1 - vector2)
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print("欧几里得距离:", euclidean_dist)
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dot_product = np.dot(vector1, vector2)
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norm_a = np.linalg.norm(vector1)
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norm_b = np.linalg.norm(vector2)
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cos_similarity = dot_product / (norm_a * norm_b)
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print("余弦相似度:", cos_similarity) |