From 28091bd3a22de816aa12c8e96636384d9a516fea Mon Sep 17 00:00:00 2001
From: Nick White <git@njw.name>
Date: Tue, 14 May 2019 17:34:50 +0100
Subject: Add bookgraphv2, to go hand in hand with fullocrdir

---
 bookgraphv2.sh | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 bookgraphv2.sh

(limited to 'bookgraphv2.sh')

diff --git a/bookgraphv2.sh b/bookgraphv2.sh
new file mode 100644
index 0000000..9984ede
--- /dev/null
+++ b/bookgraphv2.sh
@@ -0,0 +1,39 @@
+#!/bin/sh
+usage="$0 bookdir
+
+Creates a graph showing the average confidence of each page in a book."
+
+test $# -ne 1 && echo "$usage" && exit 1
+
+if ! command -v pgconf > /dev/null ; then
+	echo "Error: no pgconf tool found"
+	exit 1
+fi
+
+t=`mktemp`
+
+find "$1/best" -maxdepth 1 -type f -name '*hocr' | while read i; do
+	c=`pgconf "$i"`
+	n=`basename "$i" .hocr | sed 's/_.*//'`
+	printf '%s\t%d\n' "$n" "$c" >> "$t"
+done
+
+b=`basename "$1"`
+
+gp=`mktemp`
+printf '
+
+set style data lines
+set title "Book Confidence for %s"
+set xlabel "Page Number"
+set ylabel "Page Confidence %%"
+set mxtics
+set terminal png truecolor size 4600,1700
+set output "%s"
+plot "%s" using 1:2 with lines title "Confidence",\\
+     "" using 1:2:(sprintf("%%d", $1)) with labels point pt 2 notitle
+quit
+' "$b" "$1/${b}_bookgraph.png" "$t" >> "$gp"
+gnuplot "$gp"
+
+#rm -f "$t" "$gp"
-- 
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