Thank Toke your quick response. All your suggestions seem to be very good idea.
I found the capital letters also strange because of the names, places so I will
skip this part as I do not need an absolute measure just a ranked order among
my documents,
cheers,
Roland
2015. okt. 21. dátummal, 11:25 időpontban Toke Eskildsen
<t...@statsbiblioteket.dk> írta:
> Roland Szűcs <roland.sz...@booknwalk.com> wrote:
>> My use case is that I have to calculate the LIX readability index for my
>> documents.
> [...]
>> *B* = Number of periods (defined by period, colon or capital first letter)
> [...]
>> Does anybody have idea how to get the number of "periods"?
>
> As the positions does not matter, you could make a copyField containing only
> punctuation. And maybe extended with a replace filter so that you have dot,
> comma, color, bang, question ect. instead of .,:!?
>
> The capital first letter seems a bit strange to me - what about names? But
> anyway, you could do it with a PatternReplaceCharFilter, matching on
> something like
> ([^.,:!?]\p{Space}*\p{Upper})|(^\p{Upper})
> and replacing with 'capital' (the regexp above probably fails - it was just
> from memory).
>
> - Toke Eskildsen
