wol*_*olo 6 python geopy dataframe pandas
我有一个带有位置列的数据框,其中包含经纬度位置,如下所示
deviceid location
1102ADb75 [12.9404578177, 77.5548244743]
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如何使用 geopy 的 vicenty 函数获取连续行之间的距离?我尝试了以下代码
from geopy.distance import vincenty
vincenty(df['location'].shift(-1), df['location']).miles
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它返回以下错误 - TypeError: __new__() 最多接受 4 个参数(给定 5 个)
编辑 - 其中 df 是包含 deviceId 和 Location 列的 Pandas 数据框,如上所示
print type(df)
class 'pandas.core.frame.DataFrame'
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根据geopy 的 github,您应该将两个元组传递给该vincenty函数:
>>> from geopy.distance import vincenty
>>> point_a = (41.49008, -71.312796)
>>> point_b = (41.499498, -81.695391)
>>> print(vincenty(point_a, point_b).miles)
538.3904451566326
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编辑:
import pandas as pd
from geopy.distance import vincenty
data = [[101, [41.49008, -71.312796]],
[202, [41.499498, -81.695391]]]
df = pd.DataFrame(data=data, columns=['deviceid', 'location'])
print df
>>> deviceid location
>>> 0 101 [41.49008, -71.312796]
>>> 1 202 [41.499498, -81.695391]
print vincenty(df['location'][0], df['location'][1]).miles
>>> 538.390445157
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