fix a typo

Author: chadyuu

README.md

@@ -73,7 +73,7 @@ The execution command is `python create_glove_comap.py <seqs file> <tree file pr
 This will create a file that contains the co-occurrence information of codes and ancestors.
 
 2. Use "glove.py" on the co-occurrence file generated by create_glove_comap.py.
-The execution command is `python glovepy <co-occurrence file> <tree file prefix> <output path>`.
+The execution command is `python glove.py <co-occurrence file> <tree file prefix> <output path>`.
 The embedding dimension is set to 128. If you change this, be careful to use the same value when training GRAM.
 
 3. Use the pretrained embeddings when you train GRAM.