Initial Summarisation RoadMap 2000, Timeline Figure 2 Yr 1 Yr 2 Yr 3 Yr 4 Yr 5 Corpus development **** **** **** **** **** Evaluation software development **** **** **** **** **** Extractive summary, intrinsic evaluation - single document - simple genre **** **** **** - sophisticated genre **** **** **** - multiple document - single genre, language **** **** **** - evolving (**) **** - multiple genres, languages **** **** Abstract summaries, intrinsic evaluation - single document - simple genre **** **** **** - sophisticated genre **** **** **** - multiple document - single genre, language **** **** **** - evolving (**) **** - multiple genres, languages **** **** Abstract, multidoc summaries, extrinsic evaluation - TDT-specific evaluation **** **** question answering - single question (**) **** -multiple questions, single lang (**) **** -multiple questions, languages **** (**) = preparation/pilot Features - modular, incremental progress from simpler -> harder data easier -> more demanding tasks intrinsic -> extrinsic evaluation