the tasks of figuring out when events in a text happened and how they relate to each other in time
- Temporal Expressions - time related words/phrases (e.g.
Thursday,3PM,two days from now,next year, etc) - Temporal Expression Recognition - finds mentions of temporal expressions within unstructured text
- Temporal Analysis - maps temporal expressions onto specific calendar dates or times of day and then to use those times to situate events in time
- includes the following subtasks:
- anchoring temporal expressions relative to a root date or time
- associating temporal expressions with the events in the text
- arranging the events into a complete and coherent timeline
- includes the following subtasks: