Author Archives: Sebastian Hellmann

NIF Roadmap 2012 and pointers

Posted on July 4, 2012 by Sebastian Hellmann

Just a repost of an email I wrote to the Stanbol Dev mailing list. See here for the discussion. Below is a copy of the email: Last year, we have been working on the NLP Interchange Format (NIF). NIF is … Continue reading →

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Tutorial: How to call a NIF web service with your favorite SemWeb library

Posted on October 17, 2011 by Sebastian Hellmann

The parameters for NIF 1.0 can be found in the Parameter Section of the spec. Below are example code snippets for several client side implementations. The result is always a combined RDF model of two NIF services. curl Jena ARC2 … Continue reading →

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Tutorial Challenge: Semantic Search

Posted on September 24, 2011 by Sebastian Hellmann

According to the Get Involved page each blog post has to start with a short introduction: My name is Sebastian and I wrote his challenge to give you a rough template for writing your own challenge. Besides I think, that … Continue reading →

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Tutorial Challenge: Multilingual Part-Of-Speech Tagger

Posted on September 23, 2011 by Sebastian Hellmann

The goal of this challenge is straight-forward: An HTML page has one text area, where you can post a text. The language of the text should be detected and then the following should be highlighted: Verbs should be highlighted in … Continue reading →

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Stanford CoreNLP

Posted on September 13, 2011 by Sebastian Hellmann

According to the Get Involved page each blog post has to start with a short introduction: I created this implementation to provide a reference implementation for NIF 1.0. StanfordCore is an NLP tool, that combines lemmatizing, POS-tags, dependency parsers and … Continue reading →

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SnowballStemmer

Posted on September 13, 2011 by Sebastian Hellmann

According to the Get Involved page each blog post has to start with a short introduction: I created this implementation to provide a reference implementation for NIF 1.0. The SnowBall libraries provide basic implementations for stemming algorithms for a lot … Continue reading →

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FOX

Posted on September 13, 2011 by Sebastian Hellmann

FOX participated in the initial field test before NIF 1.0 and has not yet been updated. It is best to try the online demo of FOX at http://fox.aksw.org Currently, FOX only allows POST so the API can not be called … Continue reading →

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