SP500215 NIST Special Publication 500-215: The Second Text REtrieval Conference (TREC-2) Appendix B: System Features Appendix National Institute of Standards and Technology D. K. Harman ilE. QUERY CONSTRU[OCRerr]ON MANUAlLY CONSTRUCTED QUERIES (ROUTING) [OCRerr]M NAME [OCRerr] Dortmund ] Cornell [OCRerr]_Berkeley [OCRerr]_Rutgers [ Siemens [OCRerr] UMASS [_vPI Constructed Queries None 3 sets _______________________ _______________ ____________ _____________ __________________ (6] ________ Ids Used All See adlioc _____ 125 min. for ime to Build (minutes) combined queries up to 15 min. 15 min [1] [5] __________________ _________ [OCRerr]ery Builder __________ ___________ system expert system expert ______________ system [OCRerr] [OCRerr] for Building Query (*) _______________ ____________ ____________ a, C [2] C. indirectly ________________ ________ none, other than ci to Build Query (+) searchers b, WordNet N/A _____________________ knowledge interface Used to Build Query ____________ _________ pnorm: Veighting _______________ ____________ Yes [3] Yes assigned pnorm: ri Connectors Yes AND, C ity Operators Yes No ri of Terms Yes Yes Yes WordNet synonym of Terms [4] sets None [OCRerr]ency list (1,) knowledge base browser (c) other lexical tools (d) machine analysis of training documents iling topic [OCRerr]) from all training documents (c) from documents with relevance (d) from other sources judgements