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#!/usr/bin/env sh
# This scripts downloads the caffe reference imagenet model
# for ilsvrc image classification and deep feature extraction
MODEL=caffe_alexnet_model
CHECKSUM=29eb495b11613825c1900382f5286963
if [ -f $MODEL ]; then
echo "Model already exists. Checking md5..."
os=`uname -s`
if [ "$os" = "Linux" ]; then
checksum=`md5sum $MODEL | awk '{ print $1 }'`
elif [ "$os" = "Darwin" ]; then
checksum=`cat $MODEL | md5`
fi
if [ "$checksum" = "$CHECKSUM" ]; then
echo "Model checksum is correct. No need to download."
exit 0
else
echo "Model checksum is incorrect. Need to download again."
fi
fi
echo "Downloading..."
wget --no-check-certificate https://www.dropbox.com/s/rk6nkt0kf109slo/caffe_alexnet_model
echo "Done. Please run this command again to verify that checksum = $CHECKSUM."
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