Search Results for author: Djordje Gligorijevic

Found 8 papers, 0 papers with code

An Efficient Deep Distribution Network for Bid Shading in First-Price Auctions

no code implementations12 Jul 2021 Tian Zhou, Hao He, Shengjun Pan, Niklas Karlsson, Bharatbhushan Shetty, Brendan Kitts, Djordje Gligorijevic, San Gultekin, Tingyu Mao, Junwei Pan, Jianlong Zhang, Aaron Flores

Since 2019, most ad exchanges and sell-side platforms (SSPs), in the online advertising industry, shifted from second to first price auctions.

Bid Shading by Win-Rate Estimation and Surplus Maximization

no code implementations19 Sep 2020 Shengjun Pan, Brendan Kitts, Tian Zhou, Hao He, Bharatbhushan Shetty, Aaron Flores, Djordje Gligorijevic, Junwei Pan, Tingyu Mao, San Gultekin, Jianlong Zhang

We found that bid shading, in general, can deliver significant value to advertisers, reducing price per impression to about 55% of the unshaded cost.

Attribute

Bid Shading in The Brave New World of First-Price Auctions

no code implementations2 Sep 2020 Djordje Gligorijevic, Tian Zhou, Bharatbhushan Shetty, Brendan Kitts, Shengjun Pan, Junwei Pan, Aaron Flores

Online auctions play a central role in online advertising, and are one of the main reasons for the industry's scalability and growth.

Time-Aware Prospective Modeling of Users for Online Display Advertising

no code implementations12 Nov 2019 Djordje Gligorijevic, Jelena Gligorijevic, Aaron Flores

Prospective display advertising poses a great challenge for large advertising platforms as the strongest predictive signals of users are not eligible to be used in the conversion prediction systems.

Modeling Customer Engagement from Partial Observations

no code implementations28 Mar 2018 Jelena Stojanovic, Djordje Gligorijevic, Zoran Obradovic

It is of high interest for a company to identify customers expected to bring the largest profit in the upcoming period.

Representation Learning

Improving confidence while predicting trends in temporal disease networks

no code implementations28 Mar 2018 Djordje Gligorijevic, Jelena Stojanovic, Zoran Obradovic

Our experiments demonstrate benefits of using graph information in modeling temporal disease properties as well as improvements in uncertainty estimation provided by given extensions of the Gaussian Conditional Random Fields method.

Decision Making

Semi-supervised learning for structured regression on partially observed attributed graphs

no code implementations28 Mar 2018 Jelena Stojanovic, Milos Jovanovic, Djordje Gligorijevic, Zoran Obradovic

We also show that the method can be useful for optimizing the costs of data collection in climate applications via active reduction of the number of weather stations to consider.

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