题解 | #计算向量之间的余弦相似度#
计算向量之间的余弦相似度
https://www.nowcoder.com/practice/430c3d4d71bc4cb0a45bfe58df92b778
scipy库函数
import numpy as np
from scipy.spatial.distance import cosine
def cosine_similarity(v1, v2):
# Implement your code here
val=1 - cosine(v1, v2)
return round(val, 3)
if __name__ == "__main__":
v1 = np.array(eval(input()))
v2 = np.array(eval(input()))
print(cosine_similarity(v1, v2))
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