Relevance Feedback and Query Expansion Local Method: Relevance Feedback Results after relevance feedback source: Fernando diaz relevance canine feedback corine relevant document "canine do cat dog
Relevance Feedback and Query Expansion Results after relevance feedback source: Fernando Diaz Local Method: Relevance Feedback 16
Relevance Feedback and Query Expansion Local method: Relevance Feedback Initial query/results Initial query: New space satellite applications T1.0.539, 08/13/91, NASA Hasn't Scrapped Imaging Spectrometer t2.0.533, 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 Bud 5.0.525, 07/ 24 90, Scientist Who Exposed Global Warming Proposes Satellites for Climate Researck 6. 0.524, 08/22/90, Report Provides Support for the critics 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, Telecommunications Tale of Two Companies User then marks relevant documents with+ 17
Relevance Feedback and Query Expansion Initial query/results ▪ Initial query: New space satellite applications 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, Scientist Who Exposed Global Warming Proposes Satellites for Climate Research 6. 0.524, 08/22/90, Report Provides Support for the Critics 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, Telecommunications Tale of Two Companies ▪ User then marks relevant documents with “+”. + + + Local Method: Relevance Feedback 17