{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T04:32:19Z","timestamp":1750221139207,"version":"3.41.0"},"reference-count":0,"publisher":"Association for Computing Machinery (ACM)","issue":"1","license":[{"start":{"date-parts":[[2019,3,13]],"date-time":"2019-03-13T00:00:00Z","timestamp":1552435200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":["SIGACT News"],"published-print":{"date-parts":[[2019,3,13]]},"abstract":"<jats:p>We write to celebrate the life of a colleague and friend, Ker-I Ko, who passed away peacefully from lung failure on December 13, 2018 in New York, with his wife and all three children by his side. His passing is a great loss to the theoretical computer science community.<\/jats:p>","DOI":"10.1145\/3319627.3319641","type":"journal-article","created":{"date-parts":[[2019,3,14]],"date-time":"2019-03-14T17:11:58Z","timestamp":1552583518000},"page":"79-79","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":0,"title":["In Memoriam"],"prefix":"10.1145","volume":"50","author":[{"given":"Ding-Zhu","family":"Du","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jie","family":"Wang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2019,3,13]]},"container-title":["ACM SIGACT News"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3319627.3319641","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/3319627.3319641","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T01:08:05Z","timestamp":1750208885000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3319627.3319641"}},"subtitle":["Ker-I Ko (1950-2018)"],"short-title":[],"issued":{"date-parts":[[2019,3,13]]},"references-count":0,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2019,3,13]]}},"alternative-id":["10.1145\/3319627.3319641"],"URL":"https:\/\/doi.org\/10.1145\/3319627.3319641","relation":{},"ISSN":["0163-5700"],"issn-type":[{"type":"print","value":"0163-5700"}],"subject":[],"published":{"date-parts":[[2019,3,13]]},"assertion":[{"value":"2019-03-13","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}