Named Entity Recognition: Fallacies, challenges and opportunities

被引:131
作者
Marrero, Monica [1 ]
Urbano, Julian [1 ]
Sanchez-Cuadrado, Sonia [1 ]
Morato, Jorge [1 ]
Miguel Gomez-Berbis, Juan [1 ]
机构
[1] Univ Carlos III Madrid, Dept Comp Sci, Madrid 28911, Spain
关键词
Named Entity; Named Entity Recognition; Information Extraction; Evaluation methodology; NER tools; EXTRACTION;
D O I
10.1016/j.csi.2012.09.004
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
Named Entity Recognition serves as the basis for many other areas in Information Management. However, it is unclear what the meaning of Named Entity is, and yet there is a general belief that Named Entity Recognition is a solved task. In this paper we analyze the evolution of the field from a theoretical and practical point of view. We argue that the task is actually far from solved and show the consequences for the development and evaluation of tools. We discuss topics for further research with the goal of bringing the task back to the research scenario. (C) 2012 Elsevier B.V. All rights reserved.
引用
收藏
页码:482 / 489
页数:8
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