{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,5]],"date-time":"2026-09-05T20:11:48Z","timestamp":1788639108085,"version":"build-2803163510"},"reference-count":18,"publisher":"Springer Science and Business Media LLC","issue":"3","license":[{"start":{"date-parts":[[2026,6,25]],"date-time":"2026-06-25T00:00:00Z","timestamp":1782345600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2026,6,25]],"date-time":"2026-06-25T00:00:00Z","timestamp":1782345600000},"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":["Radiol Phys Technol"],"published-print":{"date-parts":[[2026,9]]},"DOI":"10.1007\/s12194-026-01087-1","type":"journal-article","created":{"date-parts":[[2026,6,25]],"date-time":"2026-06-25T04:44:23Z","timestamp":1782362663000},"page":"1099-1105","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Methodology for intrafraction organ motion tracking using ultrasound for respiratory-gated radiotherapy"],"prefix":"10.1007","volume":"19","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9249-935X","authenticated-orcid":false,"given":"Yuji","family":"Yaegashi","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kohei","family":"Sasaki","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,6,25]]},"reference":[{"key":"1087_CR1","doi-asserted-by":"publisher","first-page":"1070","DOI":"10.1001\/jama.2010.261","volume":"303","author":"R Timmerman","year":"2010","unstructured":"Timmerman R, Paulus R, Galvin J, Michalski J, Straube W, Bradley J. Stereotactic body radiation therapy for inoperable early stage lung cancer. JAMA. 2010;303:1070\u20136. https:\/\/doi.org\/10.1001\/jama.2010.261.","journal-title":"JAMA"},{"key":"1087_CR2","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1111\/j.1349-7006.2011.02114.x","volume":"103","author":"H Shirato","year":"2011","unstructured":"Shirato H, Onimaru R, Ishikawa M, Kaneko JI, Takeshima T, Mochizuki K, et al. Real-time 4-D radiotherapy for lung cancer. Cancer Sci. 2011;103:1\u20136. https:\/\/doi.org\/10.1111\/j.1349-7006.2011.02114.x.","journal-title":"Cancer Sci"},{"key":"1087_CR3","doi-asserted-by":"publisher","first-page":"792","DOI":"10.1016\/j.clon.2020.09.008","volume":"32","author":"J Dhont","year":"2020","unstructured":"Dhont J, Harden SV, Chee LYS, Aitken K, Hanna GG, Bertholet J. Image-guided radiotherapy to manage respiratory motion: lung and liver. Clin Oncol. 2020;32:792\u2013804. https:\/\/doi.org\/10.1016\/j.clon.2020.09.008.","journal-title":"Clin Oncol"},{"key":"1087_CR4","doi-asserted-by":"publisher","first-page":"97","DOI":"10.1016\/j.lungcan.2005.08.011","volume":"51","author":"J Nyman","year":"2006","unstructured":"Nyman J, Johansson KA, Hult\u00e9n U. Stereotactic hypofractionated radiotherapy for stage I non-small cell lung cancer\u2013mature results for medically inoperable patients. Lung Cancer. 2006;51:97\u2013103. https:\/\/doi.org\/10.1016\/j.lungcan.2005.08.011.","journal-title":"Lung Cancer"},{"key":"1087_CR5","doi-asserted-by":"publisher","first-page":"429","DOI":"10.1016\/j.radonc.2007.10.017","volume":"85","author":"M Koto","year":"2007","unstructured":"Koto M, Takai Y, Ogawa Y, Matsushita H, Takeda K, Takahashi C, et al. A phase II study on stereotactic body radiotherapy for stage I non-small cell lung cancer. Radiother Oncol. 2007;85:429\u201334. https:\/\/doi.org\/10.1016\/j.radonc.2007.10.017.","journal-title":"Radiother Oncol"},{"key":"1087_CR6","doi-asserted-by":"publisher","first-page":"740","DOI":"10.1016\/j.media.2014.03.006","volume":"18","author":"F Preiswerk","year":"2014","unstructured":"Preiswerk F, De Luca V, Arnold P, Celicanin Z, Petrusca L, Tanner C, et al. Model-guided respiratory organ motion prediction of the liver from 2D ultrasound. Med Image Anal. 2014;18:740\u201351. https:\/\/doi.org\/10.1016\/j.media.2014.03.006.","journal-title":"Med Image Anal"},{"key":"1087_CR7","doi-asserted-by":"publisher","first-page":"5633","DOI":"10.1118\/1.3250893","volume":"36","author":"F Jacso","year":"2009","unstructured":"Jacso F, Kouznetsov A, Smith WL. Development and evaluation of an ultrasound-guided tracking and gating system for hepatic radiotherapy. Med Phys. 2009;36:5633\u201340. https:\/\/doi.org\/10.1118\/1.3250893.","journal-title":"Med Phys"},{"key":"1087_CR8","doi-asserted-by":"publisher","unstructured":"Crimi A, Makhinya M, Baumann U, Szekely G, Goksel O. Vessel tracking for ultrasound-based venous pressure measurement. 2014 IEEE 11th International Symposium on Biomedical Imaging, ISBI 2014. Institute of Electrical and Electronics Engineers Inc.; 2014. p. 306\u20139. https:\/\/doi.org\/10.1109\/isbi.2014.6867870","DOI":"10.1109\/isbi.2014.6867870"},{"key":"1087_CR9","doi-asserted-by":"publisher","first-page":"45","DOI":"10.1023\/A:1007963824710\/METRICS","volume":"23","author":"SM Smith","year":"1997","unstructured":"Smith SM, Brady JM. SUSAN - a new approach to low level image processing. Int J Comput Vis. 1997;23:45\u201378. https:\/\/doi.org\/10.1023\/A:1007963824710\/METRICS.","journal-title":"Int J Comput Vis"},{"issue":"4","key":"1087_CR10","doi-asserted-by":"publisher","first-page":"194","DOI":"10.1007\/S11082-018-1460-X","volume":"50","author":"X Chen","year":"2018","unstructured":"Chen X, Liu L, Song J, Li Y, Zhang Z. Corner detection and matching for infrared image based on double ring mask and adaptive SUSAN algorithm. Opt Quantum Electron. 2018;50(4):194. https:\/\/doi.org\/10.1007\/S11082-018-1460-X.","journal-title":"Opt Quantum Electron"},{"key":"1087_CR11","unstructured":"(PDF) Good Features to Track [Internet]. [cited 2026 Feb 13]. https:\/\/www.researchgate.net\/publication\/2239823_Good_Features_to_Track. Accessed 13 Feb 2026"},{"key":"1087_CR12","doi-asserted-by":"publisher","unstructured":"Harris CG, Stephens M (1988) A combined corner and edge detector. Alvey Vision Conference. British Machine Vision Association and Society for Pattern Recognition, 23.1\u201323.6. https:\/\/doi.org\/10.5244\/C.2.23.","DOI":"10.5244\/C.2.23"},{"key":"1087_CR13","unstructured":"Rosten E, Drummond T. Machine learning for high-speed corner detection."},{"key":"1087_CR14","unstructured":"[PDF] An Iterative Image Registration Technique with an Application to Stereo Vision | Semantic Scholar [Internet]. [cited 2026 Feb 17]. https:\/\/www.semanticscholar.org\/paper\/An-Iterative-Image-Registration-Technique-with-an-Lucas-Kanade\/a06547951c97b2a32f23a6c2b5f79c8c75c9b9bd. Accessed 17 Feb 2026."},{"key":"1087_CR15","doi-asserted-by":"publisher","first-page":"427","DOI":"10.1118\/1.1644513","volume":"31","author":"T Rohlfing","year":"2004","unstructured":"Rohlfing T, Maurer CR, Odell WG, Zhong J. Modeling liver motion and deformation during the respiratory cycle using intensity-based nonrigid registration of gated MR images. Med Phys. 2004;31:427\u201332. https:\/\/doi.org\/10.1118\/1.1644513.","journal-title":"Med Phys"},{"issue":"2","key":"1087_CR16","doi-asserted-by":"publisher","first-page":"471","DOI":"10.1016\/S0360-3016(00)00624-6","volume":"48","author":"S Shimizu","year":"2000","unstructured":"Shimizu S, Shirato H, Aoyama H, Hashimoto S, Nishioka T, Yamazaki A, et al. High-speed magnetic resonance imaging for four-dimensional treatment planning of conformal radiotherapy of moving body tumors. Int J Radiat Oncol Biol Phys. 2000;48(2):471\u20134. https:\/\/doi.org\/10.1016\/S0360-3016(00)00624-6.","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"1087_CR17","doi-asserted-by":"publisher","first-page":"1096","DOI":"10.1259\/0007-1285-67-803-1096","volume":"67","author":"SC Davies","year":"1994","unstructured":"Davies SC, Hill AL, Holmes RB, Halliwell M, Jackson PC. Ultrasound quantitation of respiratory organ motion in the upper abdomen. Br J Radiol. 1994;67:1096\u2013102. https:\/\/doi.org\/10.1259\/0007-1285-67-803-1096.","journal-title":"Br J Radiol"},{"key":"1087_CR18","doi-asserted-by":"publisher","first-page":"172","DOI":"10.1002\/mrm.1910230118","volume":"23","author":"HW Korin","year":"1992","unstructured":"Korin HW, Ehman RL, Riederer SJ, Felmlee JP, Grimm RC. Respiratory kinematics of the upper abdominal organs: a quantitative study. Magn Reson Med. 1992;23:172\u20138. https:\/\/doi.org\/10.1002\/mrm.1910230118.","journal-title":"Magn Reson Med"}],"container-title":["Radiological Physics and Technology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s12194-026-01087-1.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s12194-026-01087-1","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s12194-026-01087-1.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,5]],"date-time":"2026-09-05T20:03:17Z","timestamp":1788638597000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s12194-026-01087-1"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,6,25]]},"references-count":18,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2026,9]]}},"alternative-id":["1087"],"URL":"https:\/\/doi.org\/10.1007\/s12194-026-01087-1","relation":{},"ISSN":["1865-0333","1865-0341"],"issn-type":[{"value":"1865-0333","type":"print"},{"value":"1865-0341","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,6,25]]},"assertion":[{"value":"23 April 2026","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"11 June 2026","order":2,"name":"revised","label":"Revised","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"15 June 2026","order":3,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"25 June 2026","order":4,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"The authors have no relevant financial or non-financial interests to disclose.","order":1,"name":"Ethics","label":"Conflict of interest","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"This study has been approved by the research ethics committee of Hokkaido University of Science (Approval number: 663).","order":2,"name":"Ethics","label":"Ethical approval","group":{"name":"EthicsHeading","label":"Declarations"}}]}}