{"id":40,"date":"2023-11-21T11:12:08","date_gmt":"2023-11-21T11:12:08","guid":{"rendered":"https:\/\/innovateoregon.org\/?p=40"},"modified":"2023-11-21T11:12:27","modified_gmt":"2023-11-21T11:12:27","slug":"poker-ai","status":"publish","type":"post","link":"https:\/\/innovateoregon.org\/poker-ai\/","title":{"rendered":"A Full House of Challenges: Developing Poker AI Explained"},"content":{"rendered":"\n<p>Poker is a complex game that has challenged researchers in artificial intelligence for decades. At its heart, it is a game of imperfect information, where players must make decisions based on incomplete knowledge of their opponents&#8217; cards. Mastering poker requires skills in game theory, psychology, statistics, and deception.<\/p>\n\n\n\n<p>Artificial intelligence (AI) and machine learning (ML) refer to computer systems that can perform tasks normally requiring human intelligence. AI systems are trained using different techniques to play games, drive cars, translate languages and much more. In recent years, AI and ML have been applied to the game of poker with increasing success.<\/p>\n\n\n\n<p>The convergence of AI and poker has long been an intriguing challenge for computer scientists. Poker provides an excellent testbed for developing &#8220;thinking&#8221; machines that can handle uncertainty and opponent modelling. As AI systems continue to advance, their ability to play poker at a world-class level also improves.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Evolution of AI in Poker<\/h2>\n\n\n\n<p>Early AI systems for poker relied on hardcoded rules and heuristics. These programs could play a simple legal game but lacked advanced reasoning and learning capabilities.<\/p>\n\n\n\n<p>With the application of machine learning, AI systems gained the ability to analyse data from poker hands and adjust their strategies accordingly. Machine learning allows AIs to infer information like hand strength and opponent tendencies from experience rather than hardcoded instructions.<\/p>\n\n\n\n<p>Milestones in the evolution of poker AIs include the development of DeepStack in 2017 and Libratus in 2018. These systems defeated professional poker players through innovations like recursive reasoning and end-game solving. Their success demonstrated that AI could reach an elite level in imperfect information games.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Understanding the Challenges<\/h2>\n\n\n\n<p>Poker presents a number of unique challenges for AI systems compared to perfect information games like chess or Go. The sheer complexity arising from randomly dealt cards, hidden information, and bluffing necessitates advanced reasoning skills.<\/p>\n\n\n\n<p>A core challenge is handling imperfect information where players have limited knowledge of their opponents&#8217; cards. This requires the AI to infer information based on betting patterns, game theory and observations. Unlike chess, poker AIs cannot rely solely on brute-force calculations.<\/p>\n\n\n\n<p>Different variants of poker have their own complexities. For example, no-limit Texas hold&#8217;em has a far larger decision space than limit poker. Other popular variants like Omaha high-low split bring added gameplay nuances for AIs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Machine Learning Techniques in Poker<\/h2>\n\n\n\n<p>Modern poker AIs rely heavily on different machine learning techniques to develop their skills.<\/p>\n\n\n\n<ul>\n<li><strong>Supervised learning<\/strong> can train neural networks to estimate hand strength and equity from poker hands. This provides a statistical foundation for AI decision-making.<\/li>\n\n\n\n<li><strong>Reinforcement learning<\/strong> allows poker AIs to refine their strategies through practice. The AI plays against itself to reinforce actions that lead to greater simulated rewards.<\/li>\n\n\n\n<li><strong>Deep learning<\/strong> uses neural networks with many layers to recognise complex patterns and strategies. This helps AIs learn human-like intuition and reasoning for poker.<\/li>\n<\/ul>\n\n\n\n<p>By combining various ML techniques, AIs can approximate the skills of professional poker players.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Human vs. AI Poker Players<\/h2>\n\n\n\n<p>There have been several prominent showcase matches between top human poker players and AI opponents. In 2017, the AI Libratus decisively defeated four of the world&#8217;s best heads-up no-limit Texas hold&#8217;em players over 120,000 hands.<\/p>\n\n\n\n<p>Human players are still better at reads, adaptation and exploitation. But AIs have the advantages of lightning-fast calculations, perfect memory and no emotions. This leads to fascinating differences in human vs. AI playing styles and psychology.<\/p>\n\n\n\n<p>Beating an AI system requires new levels of mental focus, stamina and creativity from human opponents. The pressure of competing against tireless algorithms presents unique psychological barriers.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ethical and Legal Implications<\/h2>\n\n\n\n<p>The development of poker AIs has raised concerns regarding fairness, transparency and responsible practices. Critics argue that secretive training methods and hyper-optimised algorithms could enable cheating against human opponents.<\/p>\n\n\n\n<p>Poker AIs also present challenges for regulation. Their widespread use could impact professional poker ecosystems and viability. Appropriate safeguards are needed to prevent unfair advantages during human vs. AI competitions.<\/p>\n\n\n\n<p>There are also calls for poker platforms to establish clear rules around allowable AI assistance. The boundaries of human vs. machine poker must be carefully defined moving forward.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Future of AI in Poker<\/h2>\n\n\n\n<p>AI systems for poker will continue advancing as algorithms and compute power improve. In the future, AIs may surpass the strongest human players in most variants of poker.<\/p>\n\n\n\n<p>There is also great interest in developing creative poker AIs that can devise entirely new strategies. Less &#8220;solvable&#8221; variants like six-plus hold&#8217;em will further test the limits of poker AI.<\/p>\n\n\n\n<p>We can expect to see top poker AIs compete in high-stakes tournaments and cash games someday. However, considerable work remains to handle live gameplay features like speech, tilting and table dynamics. The ongoing competition between human and machine mastery of poker still has much room left to run.<\/p>\n\n\n\n<p>So, in just a few short years, AI systems have risen to surpass the poker ability of all but a handful of elite human professionals. The complexities of imperfect information and deception in poker highlighted key areas where AI capabilities were lacking. By leveraging innovations in machine learning, today&#8217;s leading poker AIs can outplay even top-ranked human players through superior computing power and relentless consistency. However, poker AI remains an unfinished challenge with many frontiers left to explore. As AIs continue evolving new strategies and reasoning capabilities, the age-old battle of man vs. machine for poker supremacy rolls on.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Poker is a complex game that has challenged researchers in artificial intelligence for decades. At its heart, it is a game of imperfect information, where players must make decisions based [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":41,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>A Full House of Challenges: Developing Poker AI Explained - innovateoregon.org<\/title>\n<meta name=\"description\" content=\"Poker is a complex game that has challenged researchers in artificial intelligence for decades. At its heart, it is a game of imperfect information, where players must make decisions based on incomplete knowledge of their opponents&#039; cards. 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