{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,5]],"date-time":"2026-03-05T23:09:35Z","timestamp":1772752175717,"version":"3.50.1"},"update-to":[{"DOI":"10.1007\/s00779-021-01623-3","type":"retraction","label":"Retraction","source":"retraction-watch","updated":{"date-parts":[[2021,12,1]],"date-time":"2021-12-01T00:00:00Z","timestamp":1638316800000},"record-id":"34503"},{"DOI":"10.1007\/s00779-021-01623-3","type":"retraction","label":"Retraction","source":"publisher","updated":{"date-parts":[[2021,8,20]],"date-time":"2021-08-20T00:00:00Z","timestamp":1629417600000}}],"reference-count":19,"publisher":"Springer Science and Business Media LLC","issue":"S1","license":[{"start":{"date-parts":[[2021,8,20]],"date-time":"2021-08-20T00:00:00Z","timestamp":1629417600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2021,8,20]],"date-time":"2021-08-20T00:00:00Z","timestamp":1629417600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Pers Ubiquit Comput"],"published-print":{"date-parts":[[2021,12]]},"DOI":"10.1007\/s00779-021-01623-3","type":"journal-article","created":{"date-parts":[[2021,8,20]],"date-time":"2021-08-20T18:03:24Z","timestamp":1629482604000},"page":"21-21","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["RETRACTED ARTICLE: Application of heterogeneous execution body scheduling and VR technology for mimic cloud services in urban landscape design"],"prefix":"10.1007","volume":"25","author":[{"given":"Liyuan","family":"Zhao","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2021,8,20]]},"reference":[{"key":"1623_CR1","unstructured":"Clark D (1995) The popularity algorithm. In: Dr Dobb\u2019s J, pp 121\u2013127"},{"issue":"2","key":"1623_CR2","doi-asserted-by":"publisher","first-page":"153","DOI":"10.1145\/45054.45056","volume":"14","author":"SJ Wan","year":"1988","unstructured":"Wan SJ, Wong SKM, Prusinkiewicz P (1988) An algorithm for multidimensional data clustering. ACM Trans Math Softw 14(2):153\u2013162. https:\/\/doi.org\/10.1145\/45054.45056","journal-title":"ACM Trans Math Softw"},{"key":"1623_CR3","doi-asserted-by":"crossref","unstructured":"Gervautz M, Purgathofer W (1988) A simple method for color quantization: octree quantization. In: New trends in computer graphics. Springer, Berlin, pp 219\u2013231","DOI":"10.1007\/978-3-642-83492-9_20"},{"issue":"4","key":"1623_CR4","doi-asserted-by":"publisher","first-page":"577","DOI":"10.1016\/0097-8493(96)00028-3","volume":"20","author":"C-Y Yang","year":"1996","unstructured":"Yang C-Y, Lin J-C (1996) RWM-cut for color image quantization. Comput Graph 20(4):577\u2013588. https:\/\/doi.org\/10.1016\/0097-8493(96)00028-3","journal-title":"Comput Graph"},{"issue":"2","key":"1623_CR5","doi-asserted-by":"publisher","first-page":"205","DOI":"10.1016\/S0167-8655(97)00166-9","volume":"19","author":"C-K Yang","year":"1998","unstructured":"Yang C-K, Tsai W-H (1998) Color image compression using quantization, thresholding, and edge detection techniques all based on the moment-preserving principle. Pattern Recogn Lett 19(2):205\u2013215. https:\/\/doi.org\/10.1016\/S0167-8655(97)00166-9","journal-title":"Pattern Recogn Lett"},{"issue":"8","key":"1623_CR6","doi-asserted-by":"publisher","first-page":"845","DOI":"10.1016\/S0167-8655(01)00025-3","volume":"22","author":"S-C Cheng","year":"2001","unstructured":"Cheng S-C, Yang C-K (2001) A fast and novel technique for color quantization using reduction of color space dimensionality. Pattern Recogn Lett 22(8):845\u2013856. https:\/\/doi.org\/10.1016\/S0167-8655(01)00025-3","journal-title":"Pattern Recogn Lett"},{"key":"1623_CR7","unstructured":"Tou J, Gonzalez R (1974) Pattern recognition principles. Addison-Wesley, Reading, p 377"},{"key":"1623_CR8","unstructured":"Shafer S, Kanade T (1987) Color vision. In: Encyclopedia of artificial intelligence, pp 124\u2013131"},{"issue":"2","key":"1623_CR9","doi-asserted-by":"publisher","first-page":"145","DOI":"10.1016\/0734-189X(90)90052-W","volume":"52","author":"M Celenk","year":"1990","unstructured":"Celenk M (1990) A color clustering technique for image segmentation. Comput Vis Graph Image Process 52(2):145\u2013170. https:\/\/doi.org\/10.1016\/0734-189X(90)90052-W","journal-title":"Comput Vis Graph Image Process"},{"issue":"5","key":"1623_CR10","doi-asserted-by":"publisher","first-page":"303","DOI":"10.1016\/0262-8856(91)90035-N","volume":"9","author":"N Goldberg","year":"1991","unstructured":"Goldberg N (1991) Colour image quantization for high resolution graphics display. Image Vis Comput 9(5):303\u2013312. https:\/\/doi.org\/10.1016\/0262-8856(91)90035-N","journal-title":"Image Vis Comput"},{"issue":"1","key":"1623_CR11","doi-asserted-by":"publisher","first-page":"84","DOI":"10.1109\/TCOM.1980.1094577","volume":"28","author":"Y Linde","year":"1980","unstructured":"Linde Y, Buzo A, Gray R (1980) An algorithm for vector quantizer design. IEEE Trans Commun 28(1):84\u201395. https:\/\/doi.org\/10.1109\/TCOM.1980.1094577","journal-title":"IEEE Trans Commun"},{"key":"1623_CR12","doi-asserted-by":"publisher","first-page":"44","DOI":"10.1109\/38.279043","volume":"3","author":"Z Xiang","year":"1994","unstructured":"Xiang Z, Joy G (1994) Color image quantization by agglomerative clustering. IEEE Comput Graph Appl 3:44\u201348","journal-title":"IEEE Comput Graph Appl"},{"issue":"1997","key":"1623_CR13","doi-asserted-by":"publisher","first-page":"203","DOI":"10.1109\/SIGRA.1997.625178","volume":"14\u201317","author":"L Velho","year":"1997","unstructured":"Velho L, Gomes J, Sobreiro MVR (1997) Color image quantization by pairwise clustering. Proc X Braz Symp Comput Graph Image Process 14\u201317(1997):203\u2013210. https:\/\/doi.org\/10.1109\/SIGRA.1997.625178","journal-title":"Proc X Braz Symp Comput Graph Image Process"},{"issue":"3","key":"1623_CR14","doi-asserted-by":"publisher","first-page":"260","DOI":"10.1145\/256157.256159","volume":"16","author":"Z Xiang","year":"1997","unstructured":"Xiang Z (1997) Color image quantization by minimizing the maximum intercluster distance. ACM Trans Graph 16(3):260\u2013276. https:\/\/doi.org\/10.1145\/256157.256159","journal-title":"ACM Trans Graph"},{"issue":"4","key":"1623_CR15","doi-asserted-by":"publisher","first-page":"337","DOI":"10.1016\/S0167-8655(99)00165-8","volume":"21","author":"I-S Hsieh","year":"2000","unstructured":"Hsieh I-S, Fan K-C (2000) An adaptive clustering algorithm for color quantization. Pattern Recogn Lett 21(4):337\u2013346. https:\/\/doi.org\/10.1016\/S0167-8655(99)00165-8","journal-title":"Pattern Recogn Lett"},{"issue":"9","key":"1623_CR16","doi-asserted-by":"publisher","first-page":"1219","DOI":"10.1016\/S0893-6080(01)00104-6","volume":"14","author":"G Patan\u00e9","year":"2001","unstructured":"Patan\u00e9 G, Russo M (2001) The enhanced LBG algorithm. Neural Netw 14(9):1219\u20131237. https:\/\/doi.org\/10.1016\/S0893-6080(01)00104-6","journal-title":"Neural Netw"},{"key":"1623_CR17","unstructured":"Verevka O (1995) The local k-means algorithm for colour image quantization"},{"issue":"8","key":"1623_CR18","doi-asserted-by":"publisher","first-page":"33","DOI":"10.1002\/1520-684X(200007)31:8<33::AID-SCJ4>3.0.CO;2-C","volume":"31","author":"H Kasuga","year":"2000","unstructured":"Kasuga H, Yamamoto H, Okamoto M (2000) Color quantization using the fast K-means algorithm. Syst Comput Japan 31(8):33\u201340","journal-title":"Syst Comput Japan"},{"issue":"1","key":"1623_CR19","doi-asserted-by":"publisher","first-page":"29","DOI":"10.1179\/174313107X176298","volume":"56","author":"Y Hu","year":"2008","unstructured":"Hu Y, Su B (2008) Accelerated k-means clustering algorithm for colour image quantization. Imag Sci J 56(1):29\u201340","journal-title":"Imag Sci J"}],"updated-by":[{"DOI":"10.1007\/s00779-021-01623-3","type":"retraction","label":"Retraction","source":"retraction-watch","updated":{"date-parts":[[2021,12,1]],"date-time":"2021-12-01T00:00:00Z","timestamp":1638316800000},"record-id":"34503"},{"DOI":"10.1007\/s00779-021-01656-8","type":"expression_of_concern","label":"Expression of concern","source":"retraction-watch","updated":{"date-parts":[[2021,9,28]],"date-time":"2021-09-28T00:00:00Z","timestamp":1632787200000},"record-id":"34504"},{"DOI":"10.1007\/s00779-021-01623-3","type":"retraction","label":"Retraction","source":"publisher","updated":{"date-parts":[[2021,8,20]],"date-time":"2021-08-20T00:00:00Z","timestamp":1629417600000}},{"DOI":"10.1007\/s00779-021-01623-3","type":"expression_of_concern","label":"Expression of concern","source":"publisher","updated":{"date-parts":[[2021,9,28]],"date-time":"2021-09-28T00:00:00Z","timestamp":1632787200000}},{"DOI":"10.1007\/s00779-021-01656-8","type":"expression_of_concern","label":"Expression of concern","source":"publisher","updated":{"date-parts":[[2021,9,28]],"date-time":"2021-09-28T00:00:00Z","timestamp":1632787200000}}],"container-title":["Personal and Ubiquitous Computing"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00779-021-01623-3.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s00779-021-01623-3","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00779-021-01623-3.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,3,5]],"date-time":"2026-03-05T11:03:59Z","timestamp":1772708639000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s00779-021-01623-3"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,8,20]]},"references-count":19,"journal-issue":{"issue":"S1","published-print":{"date-parts":[[2021,12]]}},"alternative-id":["1623"],"URL":"https:\/\/doi.org\/10.1007\/s00779-021-01623-3","relation":{},"ISSN":["1617-4909","1617-4917"],"issn-type":[{"value":"1617-4909","type":"print"},{"value":"1617-4917","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021,8,20]]},"assertion":[{"value":"11 June 2021","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"1 August 2021","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"20 August 2021","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"28 September 2021","order":5,"name":"change_date","label":"Change Date","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"ExpressionOfConcern","order":6,"name":"change_type","label":"Change Type","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"An Editorial Expression of Concern to this paper has been published:","order":7,"name":"change_details","label":"Change Details","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"https:\/\/doi.org\/10.1007\/s00779-021-01656-8","URL":"https:\/\/doi.org\/10.1007\/s00779-021-01656-8","order":8,"name":"change_details","label":"Change Details","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"This content has been made available to all.","name":"free","label":"Free to read"}]}}