doc

README.md

@@ -15,6 +15,7 @@ gnuplot (www.gnuplot.info/)
 3. if you need to run some commands before executing the scripts, place them in modules.sh
 
 ## usage:
+
 ```
 ${SRC_DIR}/recursive_gmconvert.sh -f map_filename -t threshold -n num_gaussians -N num_iterations [-i first_iteration] [-s]
 ```
@@ -49,7 +50,7 @@ The script creates a sub-directory (called `i`) for each recursion level `i`, an
 
 ## other scripts:
 
-`get_maps.sh` is used to run a batch of `recursive_gmconvert.sh` on a list of emdb entries. It will fetch the data from the emdb and run the divide-and-conquer GMM calculation.
+`get_maps.sh` is used to run a batch of `recursive_gmconvert.sh` on a list of emdb entries read from standard input. It will fetch the data from the emdb and run the divide-and-conquer GMM calculation.
 
 Example 1: `get_maps.sh -n 2 -N 2 -s <<< 1883`
 Example 2: `get_maps.sh -n 2 -N 2 -s < input.txt`