我在3D中有两点:
(xa, ya, za)
(xb, yb, zb)
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我想计算距离:
dist = sqrt((xa-xb)^2 + (ya-yb)^2 + (za-zb)^2)
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使用NumPy或Python的最佳方法是什么?我有:
a = numpy.array((xa ,ya, za))
b = numpy.array((xb, yb, zb))
Run Code Online (Sandbox Code Playgroud) 当在训练期间遇到困难时(nan
s,损失不会收敛等),通过debug_info: true
在'solver.prototxt'
文件中设置来查看更详细的训练日志有时是有用的.
然后训练日志看起来像:
Run Code Online (Sandbox Code Playgroud)I1109 ...] [Forward] Layer data, top blob data data: 0.343971 I1109 ...] [Forward] Layer conv1, top blob conv1 data: 0.0645037 I1109 ...] [Forward] Layer conv1, param blob 0 data: 0.00899114 I1109 ...] [Forward] Layer conv1, param blob 1 data: 0 I1109 ...] [Forward] Layer relu1, top blob conv1 data: 0.0337982 I1109 ...] [Forward] Layer conv2, top blob conv2 data: 0.0249297 I1109 ...] [Forward] Layer conv2, param blob 0 …
machine-learning neural-network gradient-descent deep-learning caffe