篇名 | BCCWJ-TimeBank: Temporal and Event Information Annotation on Japanese Text |
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卷期 | 19:3 |
作者 | Masayuki Asahara 、 Sachi Kato 、 Hikari Konishi 、 Mizuho Imada 、 Kikuo Maekawa |
頁次 | 001-024 |
關鍵字 | Temporal Information Processing 、 Event Semantics 、 Corpus Annotation 、 THCI Core |
出刊日期 | 201409 |
Temporal information extraction can be divided into the following tasks: temporal expression extraction, time normalisation, and temporal ordering relation resolution. The first task is a subtask of a named entity and numeral expression extraction. The second task is often performed by rewriting systems. The third task consists of event anchoring. This paper proposes a Japanese temporal ordering annotation scheme that is used to annotate expressions by referring to ‘the ‘Balanced Corpus of Contemporary Written Japanese’ (BCCWJ). We extracted verbal and adjective event expressions as