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From Itamar Syn-Hershko <>
Subject Re: Classification and WhitespaceAnalyzer problems
Date Sat, 11 Apr 2015 17:50:10 GMT
This is still WIP, we haven't yet released the new Lucene.NET


Itamar Syn-Hershko | @synhershko <>
Freelance Developer & Consultant
Lucene.NET committer and PMC member

On Fri, Apr 10, 2015 at 4:24 PM, Schnell Henrik <> wrote:

> Hello,
> I have noticed that you have added Lucene.Net.Classification
> implementations, so I thought I would try them with a large corpus to see
> how the different algorithms perform with classifying different texts. I
> cloned the latest branch from github and opened the solution. I could build
> it successfully, so I grabbed the dll's and included them in my project. So
> far so good.
> But then I noticed that I cannot instantiate an IndexWriter because it
> needs an IndexWriterConfig which needs an Analyzer and I could not find any
> Analyzer implementations, only the abstract Analyzer class.
> Then I have noticed that the WhitespaceAnalyzer.cs is there in the
> src\Lucene.Net.Core\Analysis directory but it is not included in the
> Lucene.Net project that is in the solution, so it was not built into the
> dll's. Ok, so I tried to include all the neccessary files for the
> WhitespaceAnalyzer, but they don't build, it seems they use an older lucene
> api and are not compatible anymore.
> So my question is: how could I try the new Classification features? I'm not
> sure I could write an own Analyzer. Are there any working implementations
> currently?
> Thank you,
> Henrik

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