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Intent-based diversification of web search results: metrics and algorithms.
Olivier Chapelle
Shihao Ji
Ciya Liao
Emre Velipasaoglu
Larry Lai
Su-Lin Wu
Published in:
Inf. Retr. (2011)
Keyphrases
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data structure
optimization problems
computational complexity
evaluation measures
orders of magnitude
real time
times faster
objective function
reinforcement learning
evolutionary algorithm
computational cost
learning algorithm
theoretical analysis
data mining
neural network
database
evaluation metrics