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ljh2.py

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+import numpy as np
+
+
+feature_map1 = np.array([[1, 0, 1], [0, 1, 0], [1, 0, 1]])
+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
+
+vector1 = feature_map1.flatten()
+vector2 = feature_map2.flatten()
+
+print("vector1:", vector1)
+print("vector2:", vector2)
+
+
+euclidean_dist = np.linalg.norm(vector1 - vector2)
+print("欧几里得距离:", euclidean_dist)
+
+
+dot_product = np.dot(vector1, vector2)
+norm_a = np.linalg.norm(vector1)
+norm_b = np.linalg.norm(vector2)
+cos_similarity = dot_product / (norm_a * norm_b)
+print("余弦相似度:", cos_similarity)