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Hit cat game 'Stray' is coming to Macs

Engadget

Feline-focused cyberpunk adventure Stray is officially coming to Mac. The critically-acclaimed title will be available for all Apple silicon models, from the most powerful Mac Studio desktops to standard Macbook Air laptops. This is only for silicon models, however, so older Intel-based Macs need not apply. There's no release date yet but developer BlueTwelve Studio and publisher Annapurna Interactive urge fans to keep an eye on its Twitter accounts for up-to-date information. Stray originally launched last year for PS4, PS5 and PC via Steam.


A Grey-Box Approach to Automated Mechanism Design

Niu, Jinzhong, Cai, Kai, Parsons, Simon

arXiv.org Artificial Intelligence

Auctions play an important role in electronic commerce, and have been used to solve problems in distributed computing. Automated approaches to designing effective auction mechanisms are helpful in reducing the burden of traditional game theoretic, analytic approaches and in searching through the large space of possible auction mechanisms. This paper presents an approach to automated mechanism design (AMD) in the domain of double auctions. We describe a novel parametrized space of double auctions, and then introduce an evolutionary search method that searches this space of parameters. The approach evaluates auction mechanisms using the framework of the TAC Market Design Game and relates the performance of the markets in that game to their constituent parts using reinforcement learning. Experiments show that the strongest mechanisms we found using this approach not only win the Market Design Game against known, strong opponents, but also exhibit desirable economic properties when they run in isolation.