记录备用
Install
pip install fastdtw
Example
import numpy as np
from scipy.spatial.distance import euclidean
from fastdtw import fastdtw
x = np.array([[1,1], [2,2], [3,3], [4,4], [5,5]])
y = np.array([[2,2], [3,3], [4,4]])
distance, path = fastdtw(x, y, dist=euclidean)
print(distance)
>>> import numpy as np
>>> from scipy.spatial.distance import euclidean
>>>
>>> from fastdtw import fastdtw
>>> x = np.array([[1,1], [2,2], [3,3], [4,4], [5,5]])
>>> x
array([[1, 1],
[2, 2],
[3, 3],
[4, 4],
[5, 5]])
>>> y = np.array([[2,2], [3,3], [4,4]])
>>> y
array([[2, 2],
[3, 3],
[4, 4]])
>>> distance, path = fastdtw(x, y, dist=euclidean)
>>> print(distance)
2.8284271247461903
REF:
https://pypi.org/project/fastdtw/