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This presentation on Named Entity Evolution Recognition is part of the ARCOMEM training curriculum. Feel free to roam around or contact us on Twitter via @arcomem to learn more about ARCOMEM training on archiving Social Media.
Citation preview
NEER: An Unsupervised Method for Named Entity Evolution Recognition
(Beginner Level)
Nina N. Tahmasebi, Thomas Risse
L3S Research Center
Hannover, Germany
Change Period
Named Entity Evolution
Named Entities (NE): people, places, companies...
Characteristics of Named Entity Evolution (NEE)
Same thing but different terms over time
Change occurs over short periods of time
Small or no concept shift
Announced to the public repeatedly
Goal: Find method for named entity evolution recognition independent from external knowledge sources
Slide 2
Joseph Ratzinger Pope Benedict
Pope Benedict XVIBenedict XVI
Joseph Aloisius RatzingerCardinal RatzingerCardinal Joseph Ratzinger
Named Entity Evolution Recognizer (NEER)
Slide 3
FilteringFinding
Temporal Co-references
Co-References
Benedict XVIà Joseph Ratzingerà Cardinal Ratzinger
1. Pope Benedict XVI2. Pope Benedict3. Benedict XVI4. Cardinal Ratzinger5. Pope6. Benedict
Identifying Change Periods(Burst Detection)
Extract Text NLP Processing Context Creation
In his latest address to American bishops visiting Rome, Pope Benedict XVI stressed that Catholic educators should remain true to the faith -- a reminder issued just in time for another tense season of commencement addresses. No, the pope did not mention Georgetown University by name when discussing the Catholic campus culture wars.
In his latest address to American bishops visiting Rome, Pope Benedict XVI stressed that Catholic educators should remain true to the faith -- a reminder issued just in time for another tense season of commencement addresses. No, the pope did not mention Georgetown University by name when discussing the Catholic campus culture wars.
In his latest address to American bishops visiting Rome, Pope Benedict XVI stressed that Catholic educators should remain true to the faith -- a reminder issued just in time for another tense season of commencement addresses. No, the pope did not mention Georgetown University by name when discussing the Catholic campus culture wars.
In his latest address to American bishops visiting Rome, Pope Benedict XVI stressed that Catholic educators should remain true to the faith -- a reminder issued just in time for another tense season of commencement addr-esses. No, the pope did not mention Georgetown University by name when discussing the Catholic campus culture wars.
In his latest address to American bishops visiting Rome, Pope Benedict XVI stressed that Catholic educators should remain true to the faith -- a reminder issued just in time for another tense season of commencement addr-esses. No, the pope did not mention Georgetown University by name when discussing the Catholic campus culture wars.
In his latest address to American bishops visiting Rome, Pope Benedict XVI stressed that Catholic educators should remain true to the faith -- a reminder issued just in time for another tense season of commencement addr-esses. No, the pope did not mention Georgetown University by name when discussing the Catholic campus culture wars.
Barack ObamaSenatorState Senator Barack ObamaSenator-elect Barack ObamaSenator Barack ObamaIllinois Democrat
Vladimir PutinPresident-elect Vladimir V PutinMinister Vladimir PutinActing President Vladimir V PutinPresident Vladimir V Putin
Processing Chain
fokas Demonstrator - results
4