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This addresses occasional MNIST fetch failure #306

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This addresses occasional MNIST fetch failure #306

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21 changes: 20 additions & 1 deletion 03_classification.ipynb
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Expand Up @@ -92,8 +92,27 @@
}
],
"source": [
"#from sklearn.datasets import fetch_mldata\n",
"#mnist = fetch_mldata('MNIST original')\n",
"from six.moves import urllib\n",
"from sklearn.datasets import fetch_mldata\n",
"mnist = fetch_mldata('MNIST original')\n",
"\n",
"from scipy.io import loadmat\n",
"mnist_alternative_url = \"https://github.com/amplab/datascience-sp14/raw/master/lab7/mldata/mnist-original.mat\"\n",
"mnist_path = \"./mnist-original.mat\"\n",
"response = urllib.request.urlopen(mnist_alternative_url)\n",
"with open(mnist_path, \"wb\") as f:\n",
" content = response.read()\n",
" f.write(content)\n",
"mnist_raw = loadmat(mnist_path)\n",
"mnist = {\n",
" \"data\": mnist_raw[\"data\"].T,\n",
" \"target\": mnist_raw[\"label\"][0],\n",
" \"COL_NAMES\": [\"label\", \"data\"],\n",
" \"DESCR\": \"mldata.org dataset: mnist-original\",\n",
"}\n",
"print(\"Success!\")\n",
"\n",
"mnist"
]
},
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