{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,1,15]],"date-time":"2025-01-15T05:22:43Z","timestamp":1736918563066,"version":"3.33.0"},"reference-count":18,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2005,10,20]],"date-time":"2005-10-20T00:00:00Z","timestamp":1129766400000},"content-version":"vor","delay-in-days":4706,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Int J Imaging Syst Tech"],"published-print":{"date-parts":[[1992,12]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>Recent results in radar imaging using estimation theoretic techniques are applied to forming images from data from a compact radar range. Nonparametric maximum likelihood methods based on spline approximations are used. The object imaged is a one meter diameter sphere covered with wrinkled aluminum foil. This rough sphere approximately fits the diffuse model and the ideal scattering function for a rough rotating sphere is known. The results shown demonstrate that the proposed algorithm is realizable and that the image are comparable to simulations.\u00a91993 John Wiley &amp; Sons Inc<\/jats:p>","DOI":"10.1002\/ima.1850040405","type":"journal-article","created":{"date-parts":[[2007,3,5]],"date-time":"2007-03-05T22:52:28Z","timestamp":1173135148000},"page":"256-264","source":"Crossref","is-referenced-by-count":5,"title":["An application of splines to maximum likelihood radar imaging"],"prefix":"10.1002","volume":"4","author":[{"given":"Joseph A.","family":"O'Sullivan","sequence":"first","affiliation":[]},{"given":"Donald L.","family":"Snyder","sequence":"additional","affiliation":[]},{"given":"Donald G.","family":"Porter","sequence":"additional","affiliation":[]},{"given":"Pierre","family":"Moulin","sequence":"additional","affiliation":[]}],"member":"311","published-online":{"date-parts":[[2005,10,20]]},"reference":[{"key":"e_1_2_1_2_2","doi-asserted-by":"publisher","DOI":"10.1109\/18.30975"},{"key":"e_1_2_1_3_2","unstructured":"J. A.O'Sullivan P.MoulinandD. L.Snyder \u201cCramer\u2010Rao bounds for constrained spectrum estimation with application to a problem in radar imaging \u201dProc. 26th Allerton Conference on Communication Control and Computing Urbana IL Champaign Urbana October1988."},{"key":"e_1_2_1_4_2","doi-asserted-by":"publisher","DOI":"10.1007\/978-1-4684-7095-6_17"},{"key":"e_1_2_1_5_2","doi-asserted-by":"publisher","DOI":"10.1007\/978-1-4684-7832-7_10"},{"key":"e_1_2_1_6_2","doi-asserted-by":"publisher","DOI":"10.1109\/18.119737"},{"volume-title":"The Scattering of Electromagnetic Waves from Rough Surfaces","year":"1963","author":"Beckmann P.","key":"e_1_2_1_7_2"},{"key":"e_1_2_1_8_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0079-6638(08)70030-1"},{"key":"e_1_2_1_9_2","doi-asserted-by":"publisher","DOI":"10.1364\/AO.20.003292"},{"volume-title":"Detection, Estimation and Modulation Theory","year":"1971","author":"Van Trees H. 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