Andrew Karellas - Publications

Affiliations: 
Georgia Institute of Technology, Atlanta, GA 
Area:
Biomedical Engineering, Radiology, Radiation Physics, Medical Biophysics

56 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Deng L, Yasar S, Ahmed MF, Jayarathna S, Feng P, Wei B, Vedantham S, Karellas A, Cho SH. Investigation of transmission computed tomography (CT) image quality and x-ray dose achievable from an experimental dual-mode benchtop x-ray fluorescence CT and transmission CT system. Journal of X-Ray Science and Technology. PMID 30909268 DOI: 10.3233/XST-180457  0.68
2018 Vedantham S, Karellas A. Emerging Breast Imaging Technologies on the Horizon. Seminars in Ultrasound, Ct, and Mr. 39: 114-121. PMID 29317033 DOI: 10.1053/j.sult.2017.09.004  0.68
2018 O'Connell AM, Karellas A, Vedantham S, Kawakyu-O'Connor DT. Newer Technologies in Breast Cancer Imaging: Dedicated Cone-Beam Breast Computed Tomography. Seminars in Ultrasound, Ct, and Mr. 39: 106-113. PMID 29317032 DOI: 10.1053/j.sult.2017.09.001  0.68
2017 Shi L, Vedantham S, Karellas A, Zhu L. The role of off-focus radiation in scatter correction for dedicated cone beam breast CT. Medical Physics. PMID 29159941 DOI: 10.1002/mp.12686  0.68
2017 Shi L, Vedantham S, Karellas A, Zhu L. X-ray scatter correction for dedicated cone beam breast CT using a forward projection model. Medical Physics. PMID 28295375 DOI: 10.1002/mp.12213  0.68
2017 Shrestha S, Vedantham S, Karellas A. Towards standardization of x-ray beam filters in digital mammography and digital breast tomosynthesis: Monte Carlo simulations and analytical modelling. Physics in Medicine and Biology. PMID 28075335 DOI: 10.1088/1361-6560/aa58c8  0.68
2016 Michaelsen KE, Krishnaswamy V, Shi L, Vedantham S, Karellas A, Pogue BW, Paulsen KD, Poplack SP. Effects of breast density and compression on normal breast tissue hemodynamics through breast tomosynthesis guided near-infrared spectral tomography. Journal of Biomedical Optics. 21: 91316. PMID 27677170 DOI: 10.1117/1.JBO.21.9.091316  0.68
2016 Shi L, Vedantham S, Karellas A, Zhu L. Library based x-ray scatter correction for dedicated cone beam breast CT. Medical Physics. 43: 4529. PMID 27487870 DOI: 10.1118/1.4955121  0.68
2016 Vedantham S, Shrestha S, Karellas A, Shi L, Gounis MJ, Bellazzini R, Spandre G, Brez A, Minuti M. Photon-counting hexagonal pixel array CdTe detector: Spatial resolution characteristics for image-guided interventional applications. Medical Physics. 43: 2118. PMID 27147324 DOI: 10.1118/1.4944868  0.68
2016 Zygmanski P, Shrestha S, Briovio D, Karellas A, Sajo E. Prototypes of self-powered radiation detectors employing intrinsic high-energy current. Medical Physics. 43: 16. PMID 26745895 DOI: 10.1118/1.4935532  0.68
2015 Vedantham S, Shi L, Michaelsen KE, Krishnaswamy V, Pogue BW, Poplack SP, Karellas A, Paulsen KD. Digital Breast Tomosynthesis guided Near Infrared Spectroscopy: Volumetric estimates of fibroglandular fraction and breast density from tomosynthesis reconstructions. Biomedical Physics & Engineering Express. 1. PMID 26941961 DOI: 10.1088/2057-1976/1/4/045202  0.68
2015 Michaelsen KE, Krishnaswamy V, Shi L, Vedantham S, Poplack SP, Karellas A, Pogue BW, Paulsen KD. Calibration and optimization of 3D digital breast tomosynthesis guided near infrared spectral tomography. Biomedical Optics Express. 6: 4981-91. PMID 26713210 DOI: 10.1364/BOE.6.004981  0.68
2015 Vedantham S, Karellas A, Vijayaraghavan GR, Kopans DB. Digital Breast Tomosynthesis: State of the Art. Radiology. 277: 663-84. PMID 26599926 DOI: 10.1148/radiol.2015141303  0.68
2015 Elshahat B, Gill HS, Filipyev I, Shrestha S, Hesser J, Kumar J, Karellas A, Zygmanski P, Sajo E. Technical Note: Nanometric organic photovoltaic thin film detectors for dose monitoring in diagnostic x-ray imaging. Medical Physics. 42: 4027. PMID 26133603 DOI: 10.1118/1.4922202  0.68
2015 Noo F, Karellas A. Introduction: Advances and trends in image formation in X-ray computed tomography. Medical Physics. 42: 2656. PMID 25979061 DOI: 10.1118/1.4918974  0.68
2014 Vedantham S, O'Connell AM, Shi L, Karellas A, Huston AJ, Skinner KA. Dedicated Breast CT: Feasibility for Monitoring Neoadjuvant Chemotherapy Treatment. Journal of Clinical Imaging Science. 4: 64. PMID 25558431 DOI: 10.4103/2156-7514.145867  0.68
2014 Vedantham S, Shi L, Karellas A. Large-angle x-ray scatter in Talbot-Lau interferometry for breast imaging. Physics in Medicine and Biology. 59: 6387-400. PMID 25295630 DOI: 10.1088/0031-9155/59/21/6387  0.68
2014 O'Connell AM, Karellas A, Vedantham S. The potential role of dedicated 3D breast CT as a diagnostic tool: review and early clinical examples. The Breast Journal. 20: 592-605. PMID 25199995 DOI: 10.1111/tbj.12327  0.68
2014 Jon AF, Cheema AR, Khan AN, Raptopoulos V, Hauser T, Nasser I, Welty FK, Karellas A, Clouse ME. Assessment of liver fat in an obese patient population using noncontrast CT fat percent index. Clinical Imaging. 38: 259-64. PMID 24559751 DOI: 10.1016/j.clinimag.2014.01.005  0.68
2014 Marya N, Karellas A, Foley A, Roychowdhury A, Cave D. Computerized 3-dimensional localization of a video capsule in the abdominal cavity: validation by digital radiography. Gastrointestinal Endoscopy. 79: 669-74. PMID 24424401 DOI: 10.1016/j.gie.2013.11.022  0.68
2013 Vedantham S, Shi L, Karellas A, O'Connell AM, Conover DL. Personalized estimates of radiation dose from dedicated breast CT in a diagnostic population and comparison with diagnostic mammography. Physics in Medicine and Biology. 58: 7921-36. PMID 24165162 DOI: 10.1088/0031-9155/58/22/7921  0.68
2013 Vedantham S, Karellas A, Emmons MM, Moss LJ, Hussain S, Baker SP. Dedicated breast CT: geometric design considerations to maximize posterior breast coverage. Physics in Medicine and Biology. 58: 4099-118. PMID 23685899 DOI: 10.1088/0031-9155/58/12/4099  0.68
2013 Vedantham S, Karellas A. X-ray phase contrast imaging of the breast: analysis of tissue simulating materials. Medical Physics. 40: 041906. PMID 23556900 DOI: 10.1118/1.4794503  0.68
2013 Shi L, Vedantham S, Karellas A, O'Connell AM. Technical note: Skin thickness measurements using high-resolution flat-panel cone-beam dedicated breast CT. Medical Physics. 40: 031913. PMID 23464328 DOI: 10.1118/1.4793257  0.68
2013 Noo F, Karellas A. Focus series introduction. X-ray computed tomography: 2012 advances in image formation. Medical Physics. 40: 031001. PMID 23464280 DOI: 10.1118/1.4794317  0.68
2013 Vedantham S, Shi L, Glick SJ, Karellas A. Scaling-law for the energy dependence of anatomic power spectrum in dedicated breast CT. Medical Physics. 40: 011901. PMID 23298092 DOI: 10.1118/1.4769408  0.68
2013 D'Orsi CJ, Getty DJ, Pickett RM, Sechopoulos I, Newell MS, Gundry KR, Bates SR, Nishikawa RM, Sickles EA, Karellas A, D'Orsi EM. Stereoscopic digital mammography: improved specificity and reduced rate of recall in a prospective clinical trial. Radiology. 266: 81-8. PMID 23150865 DOI: 10.1148/radiol.12120382  0.68
2013 Kanal KM, Krupinski E, Berns EA, Geiser WR, Karellas A, Mainiero MB, Martin MC, Patel SB, Rubin DL, Shepard JD, Siegel EL, Wolfman JA, Mian TA, Mahoney MC. ACR-AAPM-SIIM practice guideline for determinants of image quality in digital mammography. Journal of Digital Imaging. 26: 10-25. PMID 22992865 DOI: 10.1007/s10278-012-9521-3  0.68
2012 Vedantham S, Shi L, Karellas A, O'Connell AM. Dedicated breast CT: fibroglandular volume measurements in a diagnostic population. Medical Physics. 39: 7317-28. PMID 23231281 DOI: 10.1118/1.4765050  0.68
2012 Vedantham S, Shi L, Karellas A, Noo F. Dedicated breast CT: radiation dose for circle-plus-line trajectory. Medical Physics. 39: 1530-41. PMID 22380385 DOI: 10.1118/1.3688197  0.68
2011 Vedantham S, Shi L, Karellas A, Michaelsen KE, Krishnaswamy V, Pogue BW, Paulsen KD. Semi-automated segmentation and classification of digital breast tomosynthesis reconstructed images. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2011: 6188-91. PMID 22255752 DOI: 10.1109/IEMBS.2011.6091528  0.68
2011 Noo F, Karellas A. X-ray computed tomography: advances in image formation. Medical Physics. 38: S1. PMID 21978110 DOI: 10.1118/1.3591339  0.68
2010 Bliznakova K, Suryanarayanan S, Karellas A, Pallikarakis N. Evaluation of an improved algorithm for producing realistic 3D breast software phantoms: application for mammography. Medical Physics. 37: 5604-17. PMID 21158272 DOI: 10.1118/1.3491812  0.68
2010 Vedantham S, Karellas A. Modeling the performance characteristics of computed radiography (CR) systems. Ieee Transactions On Medical Imaging. 29: 790-806. PMID 20199915 DOI: 10.1109/TMI.2009.2036995  0.68
2009 Karathanasis E, Suryanarayanan S, Balusu SR, McNeeley K, Sechopoulos I, Karellas A, Annapragada AV, Bellamkonda RV. Imaging nanoprobe for prediction of outcome of nanoparticle chemotherapy by using mammography. Radiology. 250: 398-406. PMID 19188313 DOI: 10.1148/radiol.2502080801  0.68
2008 Karellas A, Vedantham S. Breast cancer imaging: a perspective for the next decade. Medical Physics. 35: 4878-97. PMID 19070222 DOI: 10.1118/1.2986144  0.68
2008 Sechopoulos I, Vedantham S, Suryanarayanan S, D'Orsi CJ, Karellas A. Monte Carlo and phantom study of the radiation dose to the body from dedicated CT of the breast. Radiology. 247: 98-105. PMID 18292479 DOI: 10.1148/radiol.2471071080  0.68
2008 Sechopoulos I, Suryanarayanan S, Vedantham S, D'Orsi CJ, Karellas A. Radiation dose to organs and tissues from mammography: Monte Carlo and phantom study. Radiology. 246: 434-43. PMID 18056857 DOI: 10.1148/radiol.2462070256  0.68
2007 Sechopoulos I, Suryanarayanan S, Vedantham S, D'Orsi CJ, Karellas A. Erratum: "Scatter radiation in digital tomosynthesis of the breast" [Med. Phys., - (2007)]. Medical Physics. 34: 3697. PMID 28524954 DOI: 10.1118/1.2759600  0.68
2007 Suryanarayanan S, Karellas A, Vedantham S, Sechopoulos I, D'Orsi CJ. Detection of simulated microcalcifications in a phantom with digital mammography: effect of pixel size. Radiology. 244: 130-7. PMID 17522348 DOI: 10.1148/radiol.2441060977  0.68
2007 Sechopoulos I, Suryanarayanan S, Vedantham S, D'Orsi CJ, Karellas A. Scatter radiation in digital tomosynthesis of the breast. Medical Physics. 34: 564-76. PMID 17388174 DOI: 10.1118/1.2428404  0.68
2007 Sechopoulos I, Suryanarayanan S, Vedantham S, D'Orsi C, Karellas A. Computation of the glandular radiation dose in digital tomosynthesis of the breast. Medical Physics. 34: 221-32. PMID 17278508 DOI: 10.1118/1.2400836  0.68
2006 Suryanarayanan S, Karellas A, Vedantham S, Sechopoulos I. Theoretical analysis of high-resolution digital mammography. Physics in Medicine and Biology. 51: 3041-55. PMID 16757861 DOI: 10.1088/0031-9155/51/12/003  0.68
2005 Suryanarayanan S, Karellas A, Vedantham S, Onishi SK. High-resolution imager for digital mammography: physical characterization of a prototype sensor. Physics in Medicine and Biology. 50: 3957-69. PMID 16177523 DOI: 10.1088/0031-9155/50/17/003  0.68
2005 Suryanarayanan S, Karellas A, Vedantham S, Waldrop SM, D'Orsi CJ. Detection of simulated lesions on data-compressed digital mammograms. Radiology. 236: 31-6. PMID 15983071 DOI: 10.1148/radiol.2361040741  0.68
2004 Vedantham S, Karellas A, Suryanarayanan S, Onishi SK. Solid-state fluoroscopic imager for high-resolution angiography: physical characteristics of an 8 cm x 8 cm experimental prototype. Medical Physics. 31: 1462-72. PMID 15259649 DOI: 10.1118/1.1750992  0.68
2004 Suryanarayanan S, Karellas A, Vedantham S, Waldrop SM, D'Orsi CJ. A perceptual evaluation of JPEG 2000 image compression for digital mammography: contrast-detail characteristics. Journal of Digital Imaging. 17: 64-70. PMID 15255520 DOI: 10.1007/s10278-003-1728-x  0.68
2004 Vedantham S, Karellas A, Suryanarayanan S. Solid-state fluoroscopic imager for high-resolution angiography: parallel-cascaded linear systems analysis. Medical Physics. 31: 1258-68. PMID 15191318 DOI: 10.1118/1.1689014  0.68
2003 Vedantham S, Karellas A, Suryanarayanan S. Attenuation characteristics of fiberoptic plates for digital mammography and other X-ray imaging applications. Journal of X-Ray Science and Technology. 11: 219-30. PMID 22388292  0.68
2002 Suryanarayanan S, Karellas A, Vedantham S, Ved H, Baker SP, D'Orsi CJ. Flat-panel digital mammography system: contrast-detail comparison between screen-film radiographs and hard-copy images. Radiology. 225: 801-7. PMID 12461264 DOI: 10.1148/radiol.2253011736  0.68
2002 Lewin JM, D'Orsi CJ, Hendrick RE, Moss LJ, Isaacs PK, Karellas A, Cutter GR. Clinical comparison of full-field digital mammography and screen-film mammography for detection of breast cancer. Ajr. American Journal of Roentgenology. 179: 671-7. PMID 12185042 DOI: 10.2214/ajr.179.3.1790671  0.68
2001 Suryanarayanan S, Karellas A, Vedantham S, Baker SP, Glick SJ, D'Orsi CJ, Webber RL. Evaluation of linear and nonlinear tomosynthetic reconstruction methods in digital mammography. Academic Radiology. 8: 219-24. PMID 11249085 DOI: 10.1016/S1076-6332(03)80530-5  0.68
2000 Suryanarayanan S, Karellas A, Vedantham S, Glick SJ, D'Orsi CJ, Baker SP, Webber RL. Comparison of tomosynthesis methods used with digital mammography. Academic Radiology. 7: 1085-97. PMID 11131053  0.68
2000 Vedantham S, Karellas A, Suryanarayanan S, D'Orsi CJ, Hendrick RE. Breast imaging using an amorphous silicon-based full-field digital mammographic system: stability of a clinical prototype. Journal of Digital Imaging. 13: 191-9. PMID 11110258  0.68
2000 Vedantham S, Karellas A, Suryanarayanan S, Levis I, Sayag M, Kleehammer R, Heidsieck R, D'Orsi CJ. Mammographic imaging with a small format CCD-based digital cassette: physical characteristics of a clinical system. Medical Physics. 27: 1832-40. PMID 10984230  0.68
2000 Vedantham S, Karellas A, Suryanarayanan S, Albagli D, Han S, Tkaczyk EJ, Landberg CE, Opsahl-Ong B, Granfors PR, Levis I, D'Orsi CJ, Hendrick RE. Full breast digital mammography with an amorphous silicon-based flat panel detector: physical characteristics of a clinical prototype. Medical Physics. 27: 558-67. PMID 10757607  0.68
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