lecture9-queryexpansion-handout-6-per

911 inial queryresults inial query new space satellite

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Unformatted text preview: anine Introduc)on to Informa)on Retrieval Ad hoc results for query canine Results aker Relevance Feedback Introduc)on to Informa)on Retrieval Introduc)on to Informa)on Retrieval Results aker relevance feedback source: Fernando Diaz Introduc)on to Informa)on Retrieval User feedback: Select what is relevant source: Fernando Diaz Introduc)on to Informa)on Retrieval S ec. 9.1.1 Ini*al query/results   Ini*al query: New space satellite applica)ons + 1. 0.539, 08/13/91, NASA Hasn t Scrapped Imaging Spectrometer + 2. 0.533, 07/09/91, NASA Scratches Environment Gear From Satellite Plan 3. 0.528, 04/04/90, Science Panel Backs NASA Satellite Plan, But Urges Launches of Smaller Probes 4. 0.526, 09/09/91, A NASA Satellite Project Accomplishes Incredible Feat: Staying Within Budget 5. 0.525, 07/24/90, Scien*st Who Exposed Global Warming Proposes Satellites for Climate Research 6. 0.524, 08/22/90, Report Provides Support for the Cri*cs Of Using Big Satellites to Study Climate 7. 0.516, 04/13/87, Arianespace Receives Satellite Launch Pact From Telesat Canada + 8. 0.509, 12/02/87, Telecommunica*ons Tale of Two Companies   User then marks relevant documents with + . 3 Introduc)on to Informa)on Retrieval Sec. 9.1.1 2 1. 0.513, 07/09/91, NASA Scratches Environment Gear From Satellite Plan 1 2. 0.500, 08/13/91, NASA Hasn t Scrapped Imaging Spectrometer 2.074 new 15.106 space 30.816 satellite 5.660 applica*on 5.991 nasa 5.196 eos 4.196 launch 3.972 aster 3.516 instrument 3.446 ar...
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This document was uploaded on 02/26/2014.

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