Re: DBpedia-based entity recognition service / tool?

2010-02-04 Thread Juan Sequeda
Hi Matthias, We worked on something similar: entity type discovery using linked open data. Our project was given a corpus of documents in the same domain, identify specific entity types in the documents. Our objective was to search for documents in a corpus by specific entities. For example:

Re: DBpedia-based entity recognition service / tool?

2010-02-04 Thread Nathan
Juan Sequeda wrote: we followed several domain term extraction techniques. any chance you could name drop / point to a few of the techniques - very interested in this myself and in all honesty, no idea where to start (other than a crude string split and check word combinations against a

RE: DBpedia-based entity recognition service / tool?

2010-02-04 Thread Rafi.Shachar
: DBpedia-based entity recognition service / tool? Dear LOD community, I would be glad to hear your advice on how to best accomplish a simple task: extracting DBpedia entities (identified with DBpedia URIs) from a string of text. With good accuracy and recall, possibly with some options

Re: DBpedia-based entity recognition service / tool?

2010-02-04 Thread Aldo Bucchi
Nathan, On Feb 4, 2010, at 8:10, Nathan nat...@webr3.org wrote: Juan Sequeda wrote: we followed several domain term extraction techniques. any chance you could name drop / point to a few of the techniques - very interested in this myself and in all honesty, no idea where to start (other

Re: DBpedia-based entity recognition service / tool?

2010-02-04 Thread Juan Sequeda
On Thu, Feb 4, 2010 at 5:10 AM, Nathan nat...@webr3.org wrote: Juan Sequeda wrote: we followed several domain term extraction techniques. any chance you could name drop / point to a few of the techniques - very interested in this myself and in all honesty, no idea where to start (other

Re: DBpedia-based entity recognition service / tool?

2010-02-04 Thread Tom Morris
On Tue, Feb 2, 2010 at 10:21 AM, Nathan nat...@webr3.org wrote: I should probably be replying here as I've been doing this, and working on this for the past few months. I've found from experience that the only viable way to address this need is to do as follows: 1: Pass content through to

Re: DBpedia-based entity recognition service / tool?

2010-02-04 Thread Nathan
Tom Morris wrote: On Tue, Feb 2, 2010 at 10:21 AM, Nathan nat...@webr3.org wrote: I should probably be replying here as I've been doing this, and working on this for the past few months. I've found from experience that the only viable way to address this need is to do as follows: 1: Pass

Re: DBpedia-based entity recognition service / tool?

2010-02-03 Thread Gunnar Aastrand Grimnes
Matthias, Our epiphany project will also do part of what you want, although it is geared towards providing RDFa output, i.e. annotating your html page with links to dbpedia etc. http://projects.dfki.uni-kl.de/epiphany/ - Gunnar Ivan Herman wrote: Not providing an answer, but... if such tools

DBpedia-based entity recognition service / tool?

2010-02-02 Thread Matthias Samwald
Dear LOD community, I would be glad to hear your advice on how to best accomplish a simple task: extracting DBpedia entities (identified with DBpedia URIs) from a string of text. With good accuracy and recall, possibly with some options to constraint the recognized entities to some subset of

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Davide Palmisano
Hi Matthias, have you ever tried this http://lupedia.ontotext.com/ ? Perhaps it may help. cheers, Davide On Tue, Feb 2, 2010 at 1:26 PM, Matthias Samwald samw...@gmx.at wrote: Dear LOD community, I would be glad to hear your advice on how to best accomplish a simple task: extracting

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Matthias Samwald
...@gmx.at Cc: public-lod@w3.org Subject: Re: DBpedia-based entity recognition service / tool? Hi Matthias, have you ever tried this http://lupedia.ontotext.com/ ? Perhaps it may help. cheers, Davide On Tue, Feb 2, 2010 at 1:26 PM, Matthias Samwald samw...@gmx.at wrote: Dear LOD community, I would

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Davide Palmisano
To: Matthias Samwald samw...@gmx.at Cc: public-lod@w3.org Subject: Re: DBpedia-based entity recognition service / tool? Hi Matthias, have you ever tried this http://lupedia.ontotext.com/ ? Perhaps it may help. cheers, Davide On Tue, Feb 2, 2010 at 1:26 PM, Matthias Samwald samw...@gmx.at

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Nathan
I should probably be replying here as I've been doing this, and working on this for the past few months. I've found from experience that the only viable way to address this need is to do as follows: 1: Pass content through to both OpenCalais and Zemanta 2: Combine the results to provide a list of

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Nathan
Davide Palmisano wrote: On Tue, Feb 2, 2010 at 3:39 PM, Matthias Samwald samw...@gmx.at wrote: Davide wrote: BTW: and what about http://www.alchemyapi.com ? have you tried it? AlchemyAPI does not seem to return DBpedia / Wikipedia identifiers (?) yes, read here

RE: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Georgi Kobilarov
: public-lod-requ...@w3.org [mailto:public-lod-requ...@w3.org] On Behalf Of Matthias Samwald Sent: Tuesday, February 02, 2010 1:26 PM To: public-lod@w3.org Subject: DBpedia-based entity recognition service / tool? Dear LOD community, I would be glad to hear your advice on how to best

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Matthias Samwald
Georgi wrote: So you're asking for the perfect entity recognition service, applicable to the easy domain of scientific texts? No, just something that does not suck. Cheers, Matthias (Have registered for AlchemiAPI but have not tested it yet)

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Dan Brickley
On Tue, Feb 2, 2010 at 4:47 PM, Georgi Kobilarov georgi.kobila...@gmx.de wrote: Hi Matthias, So you're asking for the perfect entity recognition service, applicable to the easy domain of scientific texts? Sure, I developed one in my spare time, it's much better than OpenCalais, I was just too

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Nathan
Nathan wrote: Davide Palmisano wrote: On Tue, Feb 2, 2010 at 3:39 PM, Matthias Samwald samw...@gmx.at wrote: Davide wrote: BTW: and what about http://www.alchemyapi.com ? have you tried it? AlchemyAPI does not seem to return DBpedia / Wikipedia identifiers (?) yes, read here

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Matthias Samwald
Danbri wrote: One idea I had on NoTube that is implemented experimentally in http://lupedia.ontotext.com/ is to use RDFa as an interop point. So one of the interfaces from the Ontotext demo there is to return RDFa markup - http://lupedia.ontotext.com/test-page4rdfa.html I had a similar idea

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Kingsley Idehen
-lod@w3.org Subject: Re: DBpedia-based entity recognition service / tool? Hi Matthias, have you ever tried this http://lupedia.ontotext.com/ ? Perhaps it may help. cheers, Davide On Tue, Feb 2, 2010 at 1:26 PM, Matthias Samwald samw...@gmx.at wrote: Dear LOD community, I would be glad

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Nathan
Matthias Samwald wrote: Nathan wrote Quite sure the results speak for themselves + glad that so much useful information can be extracted from text all ready. The results look good indeed. It even passed the FOAF test! Can you estimate the ratio of contributions from Zemanta /

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Matthias Samwald
Kingsley wrote: Since MarkMail hasn't indexed this page, could you make an HTML page somewhere, with the excerpt above in a paragraph, then reply with the doc URL, so I can quickly test to see how close we can get to what you seek via our Sponger Middleware. Sure. I uploaded it to

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Kingsley Idehen
Nathan wrote: Matthias Samwald wrote: Nathan wrote Quite sure the results speak for themselves + glad that so much useful information can be extracted from text all ready. The results look good indeed. It even passed the FOAF test! Can you estimate the ratio of contributions

Re: DBpedia-based entity recognition service / tool?

2010-02-02 Thread Tim Finin
On 2/2/10 7:26 AM, Matthias Samwald wrote: I would be glad to hear your advice on how to best accomplish a simple task: extracting DBpedia entities (identified with DBpedia URIs) from a string of text. With good accuracy and recall, possibly with some options to constraint the recognized