Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Renuka Uppaluri"'
Publikováno v:
Pediatric Radiology. 34:S215-S220
Digital flat-panel x-ray detectors offer excellent image quality and dose efficiency in addition to clinical productivity, connectivity, and adaptability to advanced clinical applications. GE's Revolution systems provide two modes of exposure control
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f205bd29d9b9eba18e11d8badcfd3548
https://doi.org/10.1007/s00247-004-1272-y
https://doi.org/10.1007/s00247-004-1272-y
Autor:
Baojun Li, Renuka Uppaluri, Jeffrey Wayne Eberhard, Bernhard Erich Hermann Claus, Gopal B. Avinash
Publikováno v:
CARS
The z-resolution is an important image quality metric for a tomosynthesis system. The relationship between the acquisition angular range and z-resolution has yet been carefully investigated, mainly due to the lacking of a tomosynthesis system capable
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::de075ae63a9b24a2f68fc62b0a93bbf5
https://doi.org/10.1016/j.ics.2004.03.298
https://doi.org/10.1016/j.ics.2004.03.298
Publikováno v:
Academic Radiology. 6:736-741
Rationale and Objectives. It is often difficult to classify information in medical images from derived features. The purpose of this research was to investigate the use of evolutionary programming as a tool for selecting important features and genera
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::51a1a9c75f2d865dae3e13ff424613d5
https://doi.org/10.1016/s1076-6332(99)80470-x
https://doi.org/10.1016/s1076-6332(99)80470-x
Publikováno v:
American Journal of Respiratory and Critical Care Medicine. 159:519-525
We have previously described an adaptive multiple feature method (AMFM) for the objective assessment of global and regional changes in pulmonary parenchyma to detect emphysema. This computerized method uses a combination of statistical and fractal te
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7004780dc293b3adf22d5f5a17d0f69a
https://doi.org/10.1164/ajrccm.159.2.9707145
https://doi.org/10.1164/ajrccm.159.2.9707145
The pulmonary (or respiratory) system is responsible for gas exchange between the external environment and the circulating blood supply in the body. The respiratory system contains a complex network of approximately 23 generations of branching arteri
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c3072b3b67f0513f1f807379db43d040
https://doi.org/10.1117/3.831079.ch16
https://doi.org/10.1117/3.831079.ch16
Autor:
John M. Sabol, Xianfeng Ni, Timothy Deller, Renuka Uppaluri, Kadri Nizar Jabri, Gopal B. Avinash, Rowland Frederick Saunders
Publikováno v:
SPIE Proceedings.
Digital tomosynthesis (DTS) is emerging as an advanced imaging technique that enables volumetric slice imaging with a detector typically used for projection radiography. An understanding of the interactions between DTS acquisition parameters and char
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::73199c91a986aa1ac6449076425d98d5
https://doi.org/10.1117/12.713777
https://doi.org/10.1117/12.713777
Publikováno v:
SPIE Proceedings.
A novel method to measure in-plane resolution (modulation transfer function, or MTF) and slice thickness (slice sensitivity profile, or SSP) of a digital radiographic tomosynthesis system is presented. With this method, one can measure these two impo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::daacc11645d78b18837daa4a17ac6019
https://doi.org/10.1117/12.654540
https://doi.org/10.1117/12.654540
Publikováno v:
1997 IEEE Nuclear Science Symposium Conference Record.
The authors report on the use of evolutionary programming for classifying lung CT images. Evolutionary programming uses a genetic algorithm to generate a complete, compilable program that optimizes a solution to set of training data, In this case, th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::26273921de3cb5b38a75eafc91ac2bb6
https://doi.org/10.1109/nssmic.1997.670520
https://doi.org/10.1109/nssmic.1997.670520
Autor:
Renuka Uppaluri, Frank Fischbach, Amber Elaine Rader, Jens Ricke, Ulf Teichgraeber, Gopal B. Avinash, Kadri Nizar Jabri
Publikováno v:
Medical Imaging: Image Processing
Dual-energy (DE) chest radiography with a digital flat panel (DFP) shows significant potential for increased sensitivity and specificity of pulmonary nodule detection. DFP-based DE produces significantly better image quality compared to Computed Radi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ae5cf1bb6f1bed94432f195fba52a82c
https://doi.org/10.1117/12.467060
https://doi.org/10.1117/12.467060
Autor:
R.M. Long, D. Bilgen, Renuka Uppaluri, G. McLennan, Eric A. Hoffman, Milan Sonka, S. Hu, Joseph M. Reinhardt, Osama I. Saba, Junfeng Guo, Li Zhang
Publikováno v:
Medical Image Computing and Computer-Assisted Intervention – MICCAI 2001 ISBN: 9783540426974
MICCAI
MICCAI
Sub-second multi-slice CT scanners can now provide detailed pulmonary structural and functional information. We describe an integrated software system to facilitate quantitative analysis of pulmonary anatomy and physiology. This system includes tools
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fe2cb096bdf4ea9b842e82e1925f9797
https://doi.org/10.1007/3-540-45468-3_238
https://doi.org/10.1007/3-540-45468-3_238