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Sponsored AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI

Author

Aleksandr Katrutsa

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2 papers indexed here

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Preprint Aug 2026

Fine-Tuning Autobidders with Group Relative Policy Optimization

Automated bidding (autobidding) is a core component of modern online advertising systems. Within this component, advertisers delegate sequential bid decisions to algorithms that must maximize campaign value while adhering to constraints such as a limited budget and a target cost-per-click (CPC). One of the approaches t...

A. Safin, Alexandra Khirianova, Andrey Pudovikov et al. · 0 citations
Book Open access Aug 2026

UCB-Based Feature Engineering for Cold-Start in Recommenders

Industrial ranking systems often rely on sorting by predicted Click-Through Rate (CTR). However, current CTR models heavily depend on features derived from user behavioral signals and struggle to accurately rank cold items in the case of insufficient user behavioral data. To address this challenge, we introduce UCB-FE,...

Anastasiia Soboleva, Andrey Pudovikov, Aleksandr Katrutsa et al. · 0 citations

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