Table 1.

Orthographical features.

Feature name	Regular expression pattern
FG	^\d(,\d)*\-?\w+
INITCAPS	^[A-Z].+
CAPWORD	^[A-Z][a-z]+$
ALLCAPS	^[A-Z]+$
CAPSMIX	^[A-z]*([A-Z][a-z]|[a-z][A-Z])[A-z]*$
ALPHANUMMIX	^[A-z0-9]*([0-9][A-z]|[A-z][0-9])[A-z0-9]*$
ALPHANUM	^[A-z]+[0-9]+$
UPPERCHAR	^[A-Z]$
LOWERCHAR	^[a-z]$
SHORTNUM	^[0-9]?$
INTEGER	^-?[0-9]+$
REAL	^-?[0-9]\.[0-9]+$
ROMAN	^[IVX]+$
HASDASH	-
INITDASH	^-
ENDDASH	-$
PUNCTUATION	^[,.;:?!]$
QUOTE	^[\"`']$