sumit
9/10/2019 - 12:45 PM

"kNCHW", "NCW", "NCHW", "NCDHW", "kNHWC", "kNCHW", "kNHWC"

.txt
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N: batch size
C: channel
H: height
W: width
so that "NCHW" means a data whose layout is (batch_size, channel, height, width)
and the lower case k represents a enum class, see: 
https://github.com/dmlc/mshadow/blob/master/mshadow/base.h#L312
https://github.com/dmlc/mxnet/blob/master/include/mxnet/operator.h#L24