| 내용 |
oldPar = par(mfrow=c(5,5), mar=c(1,1,1,1))
to.read = file("~/Downloads/train-images.idx3-ubyte", "rb")
readBin(to.read, integer(), n=4, endian="big") # skip header 2051 60000 28 28
for(i in 1:25){
m = matrix(readBin(to.read, integer(), n=28*28, size=1, signed=F), 28, 28);
image(m[,28:1])
}
par(oldPar)
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