If you think you have made mistakes answering OCR queries (for
example, the recognised data is wrong), you should delete the file
-#local-char*#.txt, which contains your local updates. It will then
+_local-char*.txt, which contains your local updates. It will then
only use the centrally provided (and vetted) master file (which is
automatically updated when you run the PCTB client, by default).
-Alternatively you can edit #local-char15#.txt with a text editor. The
+It is also possible to have the OCR system reject particular strings.
+If you put a regexp in _local-reject.txt, any OCR result which
+matches this string will instead cause an OCR failure, invoking the
+OCR dictionary editor if appropriate. _master-reject.txt is the
+centrally maintained version of this file.
+
+Alternatively you can edit _local-char*.txt with a text editor. The
format is not documented at the moment.
-----------------------------------------
Now that you have read this document, you should rerun your OCR job
-with the --edit-charset option. So
- ./ypp-commodities --edit-charset
-In future, always run it with the --edit-charset option.
+with the --edit-charset option. So run
+ ./ypp-commodities --edit-charset
+In future, this option is not usually needed, because it is the
+default if there is a local character set dictionary _local-<h>.txt
+for the relevant character height.
With --edit-charset, when the OCR finds characters it does not
understand, it will put up an OCR resolution query window. This will