The paper argues, via game theory and student ranking competitions, that diversity-based search ranking reduces 'mimicking the winner' herding, but the equilibrium proof and the empirical test are both flawed.
Bruce Croft, and Yanlei Diao
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Search results diversification in competitive search
The paper argues, via game theory and student ranking competitions, that diversity-based search ranking reduces 'mimicking the winner' herding, but the equilibrium proof and the empirical test are both flawed.