nixpkgs/pkgs/data/machine-learning/mnist/default.nix

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

46 lines
1.7 KiB
Nix
Raw Normal View History

{ lib, stdenvNoCC, fetchurl }:
2018-11-16 08:17:18 +00:00
let
srcs = {
train-images = fetchurl {
url = "http://yann.lecun.com/exdb/mnist/train-images-idx3-ubyte.gz";
sha256 = "029na81z5a1c9l1a8472dgshami6f2iixs3m2ji6ym6cffzwl3s4";
};
train-labels = fetchurl {
url = "http://yann.lecun.com/exdb/mnist/train-labels-idx1-ubyte.gz";
sha256 = "0p152200wwx0w65sqb65grb3v8ncjp230aykmvbbx2sm19556lim";
};
test-images = fetchurl {
url = "http://yann.lecun.com/exdb/mnist/t10k-images-idx3-ubyte.gz";
sha256 = "1rn4vfigaxn2ms24bf4jwzzflgp3hvz0gksvb8j7j70w19xjqhld";
};
test-labels = fetchurl {
url = "http://yann.lecun.com/exdb/mnist/t10k-labels-idx1-ubyte.gz";
sha256 = "1imf0i194ndjxzxdx87zlgn728xx3p1qhq1ssbmnvv005vwn1bpp";
};
};
in
stdenvNoCC.mkDerivation rec {
2019-08-31 11:41:23 +00:00
pname = "mnist";
2018-11-16 08:17:18 +00:00
version = "2018-11-16";
installPhase = ''
mkdir -p $out
ln -s "${srcs.train-images}" "$out/${srcs.train-images.name}"
ln -s "${srcs.train-labels}" "$out/${srcs.train-labels.name}"
ln -s "${srcs.test-images}" "$out/${srcs.test-images.name}"
ln -s "${srcs.test-labels}" "$out/${srcs.test-labels.name}"
'';
2021-07-17 20:45:19 +00:00
dontUnpack = true;
meta = with lib; {
2018-11-16 08:17:18 +00:00
description = "A large database of handwritten digits";
longDescription = ''
The MNIST database (Modified National Institute of Standards and
Technology database) is a large database of handwritten digits that is
commonly used for training various image processing systems.
'';
homepage = "http://yann.lecun.com/exdb/mnist/index.html";
2018-11-16 08:17:18 +00:00
license = licenses.cc-by-sa-30;
platforms = platforms.all;
maintainers = with maintainers; [ cmcdragonkai ];
};
}