Using Predicted Weights for Ad Delivery

Thomas Lavastida, Benjamin Moseley, R. Ravi, Chenyang Xu

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

6 Scopus citations

Abstract

We study the performance of a proportional weights algorithm for online capacitated bipartite matching modeling the delivery of impression ads. The algorithm uses predictions on the advertiser nodes to match arriving impression nodes fractionally in proportion to the weights of its neighbors. This paper gives a thorough empirical study of the performance of the algorithm on a data-set of ad impressions from Yahoo! and shows its superior performance compared to natural baselines such as a greedy water-filling algorithm and the ranking algorithm. The proportional weights algorithm has recently received interest in the theoretical literature where it was shown to have strong guarantees beyond the worst-case model of algorithms augmented with predictions. We extend these results to the case where the advertisers’ capacities are no longer stationary over time. Additionally, we show the algorithm has near optimal performance in the random-order arrival model when the number of impressions and the optimal matching are sufficiently large.

Original languageEnglish
Title of host publicationSIAM Conference on Applied and Computational Discrete Algorithms, ACDA 2021
EditorsMichael A. Bender, John R. Gilbert, Bruce Hendrickson, Sullivan D. Blair
PublisherSociety for Industrial and Applied Mathematics Publications
Pages21-31
Number of pages11
ISBN (Electronic)9781713899624
StatePublished - 2021
Externally publishedYes
Event1st SIAM Conference on Applied and Computational Discrete Algorithms, ACDA 2021 - Virtual, Online
Duration: 19 Jul 202121 Jul 2021

Publication series

NameSIAM Conference on Applied and Computational Discrete Algorithms, ACDA 2021

Conference

Conference1st SIAM Conference on Applied and Computational Discrete Algorithms, ACDA 2021
CityVirtual, Online
Period19/07/2121/07/21

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