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@ -69,12 +69,33 @@ end
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getfeatures(io::IO, index::Integer) = vec(getimage(io, index))
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"""
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images()
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images(:test)
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Load the MNIST images.
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Each image is a 28×28 array of `Gray` colour values (see Colors.jl).
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Returns the 60,000 training images by default; pass `:test` to retreive the
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10,000 test images.
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"""
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function images(set = :train)
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io = IOBuffer(read(set == :train ? TRAINIMAGES : TESTIMAGES))
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_, N, nrows, ncols = imageheader(io)
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[rawimage(io) for _ in 1:N]
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end
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"""
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labels()
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labels(:test)
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Load the labels corresponding to each of the images returned from `images()`.
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Each label is a number from 0-9.
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Returns the 60,000 training labels by default; pass `:test` to retreive the
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10,000 test labels.
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"""
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function labels(set = :train)
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io = IOBuffer(read(set == :train ? TRAINLABELS : TESTLABELS))
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_, N = labelheader(io)
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