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 HE. QUERY CONS¶1tU[OCRerr]ON -- MANUAlLY CONSTRUCThD QUERIES (ROUTING) TEM NAME [OCRerr] GE [OCRerr] CLARIT [ LsI f HNC [ NYU [SYRACUSE] QUEEN y Constructed Queries No No No No ) ______________________________ _________________________________________ _______________________ ______________________ _________________________ _______________________ _________________ elds Used All Title, desc, narr, con Time to Build (minutes) About 60 [1] 2 - 5 min. per query ___________ ___________ ____________ ___________ Query Builder System expert Yes [3] ___________ ___________ ed for Building Query (*) b, c [2] a, b, C, d (4] ___________ ___________ ____________ ____________ ;ed to Build Query (+) a, b None Used to Build Query ____________ ________________ _________ _________ __________ _________ IDFJIF and Importance Weighting Yes, ranking only Coefficients an Connectors Yes No nity Gperators No ion of Terms Yes Yes Additional terminology Corpus, relevant nominated by team [OCRerr] of Terms documents members as appropriate to topic [OCRerr] Yes [5] ____________ ____________ _____________ _____________ _________ - - - - rd frequency list Ii training topic (1)) knowledge base browser (c) other lexical tools (d) machine analysis of training documents [OCRerr]) from all training documents (c) from documents with relevance (d) from other sources judgments