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Task Categorize 800,000 queries into 67 predefined categories; Limitation

HKUST won all three awards for KDDCup 2005: Query Categorization Precision Award, Query Categorization Performance Award Query Categorization Creativity Award. ACM KDD-CUP 2005 HKUST Team: D. Shen, R. Pan, J.T. Sun, J.F. Pan, K.H. Wu, J. Yin and Professor Q. Yang. Key Characteristics :

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Task Categorize 800,000 queries into 67 predefined categories; Limitation

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  1. HKUST won all three awards for KDDCup 2005: Query Categorization Precision Award, Query Categorization Performance Award Query Categorization Creativity Award ACM KDD-CUP 2005HKUST Team: D. Shen, R. Pan, J.T. Sun, J.F. Pan, K.H. Wu, J. Yin and Professor Q. Yang • Key Characteristics: • No training data • Meaning of Queries: ambiguous • A query usually contains too few words; • Queries often have more than one meaning. • Semantics of Categories: uncertain • Only the names of Categories, no more specification; • Task • Categorize 800,000 queries into 67 predefined categories; • Limitation • “There is no restriction on what data you can/can't use to build your models.” From http://kdd05.lac.uic.edu/kddcup.html Phase I Phase II Ensemble

  2. KDDCUP Winners Aug 2005

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