{"@type":"StructuredNewsArticle","access":{"license":"neupai_standard","structured_data":"free","full_text_access":null,"full_text_available":false,"attribution_required":true},"content":{"claims":[{"id":"c1","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"April 2026","statement":"Sony AI's table tennis robot 'Ace' defeated elite amateur players, winning 3 out of 5 matches","comparison":"human_player","expiry_hint":null,"source_type":"research_paper","as_of_explicit":false},{"id":"c2","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"April 2026","statement":"Ace consists of a high-speed robotic arm with 8 joints","comparison":null,"expiry_hint":null,"source_type":"research_paper","as_of_explicit":false},{"id":"c3","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"April 2026","statement":"Ace's reaction speed is 20.2 milliseconds, overwhelmingly faster than elite human players' approximately 230ms","comparison":"elite_human_players","expiry_hint":null,"source_type":"research_paper","as_of_explicit":false},{"id":"c4","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"April 2026","statement":"Ace recorded a return success rate of over 75% even against strong spin shots exceeding 450rad per minute","comparison":null,"expiry_hint":null,"source_type":"research_paper","as_of_explicit":false},{"id":"c5","type":"opinion","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"April 2026","statement":"Kinji Nakamura, who competed in the 1992 Barcelona Olympics, said \"I thought such shots were impossible\" after seeing Ace's shots","comparison":null,"expiry_hint":null,"source_type":"company_disclosure","as_of_explicit":false}],"topics":["ai","robotics","sports","table tennis","technology"],"summary":"Sony AI's table tennis robot 'Ace' defeated elite amateur players, winning 3 out of 5 matches, becoming the world's first autonomous robot to beat humans in high-level competitive sports. The research results were featured on the cover of the international journal 'Nature' and are recognized as the first case of an AI system surpassing humans in physical skill sports.","entities":[{"name":"Sony AI","type":"company","metadata":{"parent":null,"ticker":null},"canonical_id":"corp:jp:sony-ai","role_in_article":"primary_subject"},{"name":"Ace","type":"product","metadata":{"parent":null,"ticker":null},"canonical_id":"product:jp:sony-ace-robot","role_in_article":"primary_subject"},{"name":"Nature","type":"organization","metadata":{"parent":null,"ticker":null},"canonical_id":"org:uk:nature-journal","role_in_article":"mentioned"},{"name":"International Table Tennis Federation","type":"organization","metadata":{"parent":null,"ticker":null},"canonical_id":"org:xx:gsokagsuta","role_in_article":"mentioned"},{"name":"Kinji Nakamura","type":"person","metadata":{"parent":null,"ticker":null},"canonical_id":"person:jp:nakamura-kinjiro","role_in_article":"quoted"},{"name":"Peter Stone","type":"person","metadata":{"parent":null,"ticker":null},"canonical_id":"person:us:peter-stone","role_in_article":"quoted"}],"headline":"AI Robot Defeats Table Tennis Expert…\"Rewrites History of Robot Sports\"","geography":["JP","KR"],"ai_emotional_context":{"arousal":0,"valence":0,"primary_emotions":[],"emotional_triggers":[],"secondary_emotions":[]}},"@context":"https://neupai.io/schema/v0.2","identity":{"ai_url":null,"author":"버트","language":"en","publisher":{"name":"테크42","type":"online","domain":"www.tech42.co.kr"},"article_id":"tech42_20260423_ai-robot-beats-table-tennis-champion","updated_at":null,"originality":"self_produced","article_type":"straight_news","published_at":"2026-04-23T02:37:24.000Z","canonical_url":"https://www.tech42.co.kr/ai-%eb%a1%9c%eb%b4%87%ec%9d%b4-%ed%83%81%ea%b5%ac-%ea%b3%a0%ec%88%98%eb%a5%bc-%ec%9d%b4%ea%b2%bc%eb%8b%a4%eb%a1%9c%eb%b4%87-%ec%8a%a4%ed%8f%ac%ec%b8%a0-%ec%97%ad%ec%82%ac-%ec%83%88%eb%a1%9c/?utm_source=rss&utm_medium=rss&utm_campaign=ai-%25eb%25a1%259c%25eb%25b4%2587%25ec%259d%25b4-%25ed%2583%2581%25ea%25b5%25ac-%25ea%25b3%25a0%25ec%2588%2598%25eb%25a5%25bc-%25ec%259d%25b4%25ea%25b2%25bc%25eb%258b%25a4%25eb%25a1%259c%25eb%25b4%2587-%25ec%258a%25a4%25ed%258f%25ac%25ec%25b8%25a0-%25ec%2597%25ad%25ec%2582%25ac-%25ec%2583%2588%25eb%25a1%259c"},"temporal":{"freshness":"recent","next_update_expected":null},"provenance":{"source_chain":["primary_reporting"],"related_articles":[],"original_source_url":null}}