 <p>If you got <code>caffe</code> from git you should find in <code>data/ilsvrc12</code> folder a shell script <code>get_ilsvrc_aux.sh</code>.<br> This script should download several files used for ilsvrc (sub set of imagenet used for the large scale image recognition challenge) training. </p> <p>The most interesting file (for you) that will be downloaded is <code>synset_words.txt</code>, this file has 1000 lines, one line per class identified by the net.<br> The format of the line is</p> <blockquote> <p>nXXXXXXXX description of class</p> </blockquote>