--- /dev/null
+#!/bin/bash
+
+#########################################################################
+# This program is free software: you can redistribute it and/or modify #
+# it under the terms of the version 3 of the GNU General Public License #
+# as published by the Free Software Foundation. #
+# #
+# This program is distributed in the hope that it will be useful, but #
+# WITHOUT ANY WARRANTY; without even the implied warranty of #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU #
+# General Public License for more details. #
+# #
+# You should have received a copy of the GNU General Public License #
+# along with this program. If not, see <http://www.gnu.org/licenses/>. #
+# #
+# Written and (C) by Francois Fleuret #
+# Contact <francois.fleuret@idiap.ch> for comments & bug reports #
+#########################################################################
+
+echo "Parsing the log files"
+
+for p in hb h+b; do
+ grep ^INFO results/${p}-*/log | grep "FALSE_NEGATIVE_RATE\|PER_VGA" | \
+ sed -e "s/[^0-9A-Z_ .]//g" | \
+ awk '{
+ if($2 == "DECIMATED_FALSE_NEGATIVE_RATE") {
+ printf(1-$3)
+ } else {
+ printf(" "$3"\n")
+ }
+ }' | sort -g > /tmp/${p}
+
+done
+
+if [[ ! -s /tmp/hb ]] || [[ ! -s /tmp/h+b ]]; then
+ echo "Not enough data points." >&2
+ exit 1
+fi
+
+######################################################################
+
+echo "Generating the graph per se"
+
+GRAPH_NAME="/tmp/roc.eps"
+
+gnuplot<<EOF
+ set terminal postscript enhanced eps "Helvetica" 20
+ set key 80,0.25
+ set output "${GRAPH_NAME}"
+ set logscale x
+ set xlabel "Number of false alarms per 640x480"
+ set ylabel "True positive rate"
+ set grid
+
+ plot [1e-3:100][0.0:1.0] \
+ '/tmp/hb' using 2:1 title "HB" pt 7 ps 1.0 lc 1 lw 1,\
+ '/tmp/h+b' using 2:1 title "H+B" pt 7 ps 1.0 lc 3 lw 1
+EOF
+
+######################################################################
+
+echo "Graph saved in ${GRAPH_NAME}"