Paper: Japanese Named Entity Extraction Evaluation - Analysis Of Results -

ACL ID C00-2167
Title Japanese Named Entity Extraction Evaluation - Analysis Of Results -
Venue International Conference on Computational Linguistics
Session Main Conference
Year 2000
Authors

We will report on one of the two tasks in the IREX (Information Retrieval and Extraction Exercise) project, an ew~luation-based project fbr Infbrmation Retriewfl and Intbrmation Ex- traction in Japanese (Sekine and Isahara, 2000) (IREX Committee, 1999). The project stm'ted in 1998 and concluded in September 1999 with many participants and collaborators (45 groups in total from Japan and the US). In this paper, the Nmned Entity (NE) task is reported. It is a task to extract NE's, such as names of orga- nizations, persons, locations and artifacts, time expressions and numeric expressions from news- p~t)er articles. First, we will explain the task and the definition, as well as the data we cre- ated and the results. Second, the analyses of the results will be described, which include analysis...