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How to Pick Up How to Pick Up Women…Women…
Using IR StrategiesUsing IR Strategies
By Mike WooldridgeBy Mike Wooldridge
May 9, 2006May 9, 2006
User with User with “information” “information”
needneed
Collection of “documents”Collection of “documents”
Objective: Objective:
Formulate a query that returns Formulate a query that returns relevant documentsrelevant documents
Too Few ResultsToo Few Results
““Anyone want to see the Anyone want to see the waterbed in my van?”waterbed in my van?”
Too Many ResultsToo Many Results
““I’m Brad Pitt.”I’m Brad Pitt.”
Controlled VocabularyControlled Vocabulary
Relevance FeedbackRelevance Feedback
““Anyone want to see the Anyone want to see the waterbed in my van?”waterbed in my van?”
Revised QueryRevised Query
““Anyone want to see the Anyone want to see the swimming pool at my mansion?”swimming pool at my mansion?”
Term WeightingTerm Weighting
““Anyone want to see the Anyone want to see the
3 swimming pools at 3 swimming pools at
my 9-bedroom mansion?” my 9-bedroom mansion?”
Cross-Language RetrievalCross-Language Retrieval
““Can I buy you Can I buy you a drink?”a drink?”
Cross-Language RetrievalCross-Language Retrieval
““¿¿Puedo le Puedo le compro una compro una
bebida?”bebida?”
Precision vs. Recall vs. Precision vs. Recall vs. Blood-Alcohol ContentBlood-Alcohol Content
Precision vs. Recall vs. Precision vs. Recall vs. Blood-Alcohol ContentBlood-Alcohol Content
Thanks, Ray!Thanks, Ray!