{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,13]],"date-time":"2026-02-13T23:34:25Z","timestamp":1771025665918,"version":"3.50.1"},"publisher-location":"New York, NY, USA","reference-count":11,"publisher":"ACM","license":[{"start":{"date-parts":[[2015,7,11]],"date-time":"2015-07-11T00:00:00Z","timestamp":1436572800000},"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":[],"published-print":{"date-parts":[[2015,7,11]]},"DOI":"10.1145\/2739482.2764890","type":"proceedings-article","created":{"date-parts":[[2015,7,10]],"date-time":"2015-07-10T14:10:55Z","timestamp":1436537455000},"page":"767-768","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":3,"title":["Generating Easy and Hard Problems using the Proximate Optimality Principle"],"prefix":"10.1145","author":[{"given":"John A.W.","family":"McCall","sequence":"first","affiliation":[{"name":"Robert Gordon University, Aberdeen, United Kingdom"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lee A.","family":"Christie","sequence":"additional","affiliation":[{"name":"Robert Gordon University, Aberdeen, United Kingdom"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Alexander E.I.","family":"Brownlee","sequence":"additional","affiliation":[{"name":"University of Stirling, Stirling, United Kingdom"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2015,7,11]]},"reference":[{"key":"e_1_3_2_1_1_1","doi-asserted-by":"publisher","DOI":"10.1109\/CEC.2015.7257139"},{"key":"e_1_3_2_1_2_1","doi-asserted-by":"publisher","DOI":"10.1145\/2576768.2598240"},{"issue":"2","key":"e_1_3_2_1_3_1","first-page":"295","article-title":"On the easiest and hardest fitness functions. Evolutionary Computation","volume":"19","author":"He J.","year":"2015","unstructured":"J. He , T. Chen , and X. Yao . On the easiest and hardest fitness functions. Evolutionary Computation , IEEE Transactions on , 19 ( 2 ): 295 -- 305 , April 2015 . J. He, T. Chen, and X. Yao. On the easiest and hardest fitness functions. Evolutionary Computation, IEEE Transactions on, 19(2):295--305, April 2015.","journal-title":"IEEE Transactions on"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-01020-0_38"},{"key":"e_1_3_2_1_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/tee.20219"},{"key":"e_1_3_2_1_6_1","volume-title":"Shortest connection networks and some generalizations. Bell system technical journal, 36(6):1389--1401","author":"Prim R. C.","year":"1957","unstructured":"R. C. Prim . Shortest connection networks and some generalizations. Bell system technical journal, 36(6):1389--1401 , 1957 . R. C. Prim. Shortest connection networks and some generalizations. Bell system technical journal, 36(6):1389--1401, 1957."},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1145\/1276958.1277076"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1109\/TCYB.2013.2256892"},{"key":"e_1_3_2_1_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0377-2217(98)00107-6"},{"key":"e_1_3_2_1_10_1","doi-asserted-by":"publisher","DOI":"10.1109\/ICSMC.2011.6083925"},{"key":"e_1_3_2_1_11_1","doi-asserted-by":"publisher","DOI":"10.1109\/TEVC.2004.840835"}],"event":{"name":"GECCO '15: Genetic and Evolutionary Computation Conference","location":"Madrid Spain","acronym":"GECCO '15","sponsor":["SIGEVO ACM Special Interest Group on Genetic and Evolutionary Computation"]},"container-title":["Proceedings of the Companion Publication of the 2015 Annual Conference on Genetic and Evolutionary Computation"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2739482.2764890","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/2739482.2764890","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T05:07:24Z","timestamp":1750223244000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2739482.2764890"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2015,7,11]]},"references-count":11,"alternative-id":["10.1145\/2739482.2764890","10.1145\/2739482"],"URL":"https:\/\/doi.org\/10.1145\/2739482.2764890","relation":{},"subject":[],"published":{"date-parts":[[2015,7,11]]},"assertion":[{"value":"2015-07-11","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}