Online Expectation-Maximization for Click Models

Abstract

Click models allow us to interpret user click behavior in search interactions and to remove various types of bias from user clicks. Existing studies on click models consider a static scenario where user click behavior does not change over time. We show empirically that click models deteriorate over time if retraining is avoided. We then adapt online… (More)
DOI: 10.1145/3132847.3133053

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