{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,19]],"date-time":"2026-04-19T03:00:04Z","timestamp":1776567604523,"version":"3.51.2"},"reference-count":6,"publisher":"Elsevier BV","issue":"4","license":[{"start":{"date-parts":[[2004,5,1]],"date-time":"2004-05-01T00:00:00Z","timestamp":1083369600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2004,5,1]],"date-time":"2004-05-01T00:00:00Z","timestamp":1083369600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2013,8,22]],"date-time":"2013-08-22T00:00:00Z","timestamp":1377129600000},"content-version":"vor","delay-in-days":3400,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Advances in Applied Mathematics"],"published-print":{"date-parts":[[2004,5]]},"DOI":"10.1016\/s0196-8858(03)00099-x","type":"journal-article","created":{"date-parts":[[2003,10,15]],"date-time":"2003-10-15T11:38:36Z","timestamp":1066217916000},"page":"681-697","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":184,"title":["An improved exact filtered backprojection algorithm for spiral computed tomography"],"prefix":"10.1016","volume":"32","author":[{"given":"Alexander","family":"Katsevich","sequence":"first","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/S0196-8858(03)00099-X_BIB001","series-title":"Proc. 1997 Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine","first-page":"141","article-title":"Towards exact reconstruction for helical cone-beam scanning of long objects. A new detector arrangement and a new completeness condition","author":"Danielsson","year":"1997"},{"key":"10.1016\/S0196-8858(03)00099-X_BIB002","doi-asserted-by":"crossref","first-page":"623","DOI":"10.1088\/0031-9155\/45\/3\/305","article-title":"A solution to the long-object problem in helical cone-beam tomography","volume":"45","author":"Defrise","year":"2000","journal-title":"Phys. Med. Biol."},{"key":"10.1016\/S0196-8858(03)00099-X_BIB003","series-title":"Proceedings of the 2001 International Conference on Sampling Theory and Applications","first-page":"261","article-title":"An inversion algorithm for Spiral CT","author":"Katsevich","year":"2001"},{"key":"10.1016\/S0196-8858(03)00099-X_BIB004","doi-asserted-by":"crossref","first-page":"2583","DOI":"10.1088\/0031-9155\/47\/15\/302","article-title":"Analysis of an exact inversion algorithm for spiral cone-beam CT","volume":"47","author":"Katsevich","year":"2002","journal-title":"Phys. Med. Biol."},{"key":"10.1016\/S0196-8858(03)00099-X_BIB005","doi-asserted-by":"crossref","first-page":"2012","DOI":"10.1137\/S0036139901387186","article-title":"Theoretically exact filtered backprojection-type inversion algorithm for Spiral CT","volume":"62","author":"Katsevich","year":"2002","journal-title":"SIAM J. Appl. Math."},{"key":"10.1016\/S0196-8858(03)00099-X_BIB006","series-title":"1998 IEEE Nuclear Science Symposium Conference Record","first-page":"1636","article-title":"A new approach to exact cone-beam reconstruction without Radon transform","author":"Kudo","year":"1998"}],"container-title":["Advances in Applied Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S019688580300099X?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S019688580300099X?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,1]],"date-time":"2025-10-01T06:45:39Z","timestamp":1759301139000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S019688580300099X"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2004,5]]},"references-count":6,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2004,5]]}},"alternative-id":["S019688580300099X"],"URL":"https:\/\/doi.org\/10.1016\/s0196-8858(03)00099-x","relation":{},"ISSN":["0196-8858"],"issn-type":[{"value":"0196-8858","type":"print"}],"subject":[],"published":{"date-parts":[[2004,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"An improved exact filtered backprojection algorithm for spiral computed tomography","name":"articletitle","label":"Article Title"},{"value":"Advances in Applied Mathematics","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/S0196-8858(03)00099-X","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"converted-article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2003 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}