Network.
snapobservations
(in_data, name, idvariable=None, attribute=None)[源代码]¶将点模式形状文件捕捉到此网络对象。点模式存储在网络对象的network.point pattern['key']属性中。
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实例
>>> import pysal.explore.spaghetti as spgh
>>> streets_file = examples.get_path('streets.shp')
>>> ntw = spgh.Network(in_data=streets_file)
>>> pt_str = 'crimes'
>>> in_data = examples.get_path('{}.shp'.format(pt_str))
>>> ntw.snapobservations(in_data, pt_str, attribute=True)
>>> ntw.pointpatterns[pt_str].npoints
287