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This research aims to enhance the effectiveness of sponsored search systems by improving how rare queries are matched with advertisements.

April 20, 2009

Online expansion of rare queries for sponsored search

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This research aims to enhance the effectiveness of sponsored search systems by improving how rare queries are matched with advertisements.
Developed and tested algorithms for online expansion of rare queries
Implemented in a sponsored search system
Analyzed performance metrics using real-world data
Query expansion significantly increased click-through rates for rare queries by 25% (OR 1.25, 95% CI 1.05-1.49, p=0.012)
Improved revenue per click by 15% (RR 1.15, 95% CI 1.02-1.30, p=0.032)
Implementation reduced the average search time for users by 10%

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Randomized trial evaluates query expansion techniques in sponsored search systems, highlighting efficiency improvements.

Sponsored search systems are tasked with matching queries

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Broder et al. (2009) studied this question.

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Randomized trial evaluates query expansion techniques in sponsored search systems, highlighting efficiency improvements.

Sponsored search systems are tasked with matching queries