Event Gazetteers and Timelines for Accessing Culture and History Bob Allen College of Information Studies U. Maryland

Historical Newspaper Collections Large quantity of highly relevant information –3000 titles just in Maryland Many research topics –Storage/Networking –OCR research –Metadata –Interface and interaction –Extend to multimedia (radio/TV)

Event Gazetteers and Event Servers Model is spatial gazetteers –Alexandria GIS project Event structures –Dates –Location – GIS –Agent Issues –Vague event specification –Metadata standards

Relationships among Events Timelines –Collecting and showing events –A model for nesting events within events –Annotations to describe the relationships Sharing, collaboration, and versioning –Many viewpoints on events –Creation communities

Causality State model of qualitative causation State1 State2 Causal State Cognitive organizers for science texts Casual grids

Narrative Plot units –(Flow of physical states + mental states)

Community Histories Educational Implications –Scalable –Self-organizing and local –Viewing local events in national context