Suchergebnisse - "Image coding, e.g. from bit‐mapped to non bit‐mapped"

Impact of compressed breast thickness and dose on lesion detectability in digital mammography: FROC study with simulated lesions in real mammograms.

Autoren: Salvagnini, Elena Bosmans, Hilde Van Ongeval, Chantal et al.

Quelle: Medical Physics; Sep2016, Vol. 43 Issue 9, p5104-5116, 13p

Schlagwörter: DIGITAL mammography, IMAGE compression, CALCIFICATIONS of the breast, TISSUE wounds, RADIATION doses, DIAGNOSIS

Coded excitation ultrasonic needle tracking: An in vivo study.

Autoren: Xia, Wenfeng Ginsberg, Yuval West, Simeon J. et al.

Quelle: Medical Physics; Jul2016, Vol. 43 Issue 7, p4065-4073, 9p

Schlagwörter: MEDICAL equipment, ULTRASONIC imaging, DIAGNOSTIC imaging, TRANSDUCERS, SIGNAL-to-noise ratio

Synchronized multiartifact reduction with tomographic reconstruction (SMART-RECON): A statistical model based iterative image reconstruction method to eliminate limited-view artifacts and to mitigate the temporal-average artifacts in time-resolved CT.

Autoren: Chen, Guang‐Hong Li, Yinsheng

Quelle: Medical Physics; Aug2015, Vol. 42 Issue 8, p4698-4707, 10p

Schlagwörter: MEDICAL artifacts, IMAGE reconstruction, COMPUTED tomography, STANDARD deviations, DATA acquisition systems, MEDICAL physics

Single-frequency excitation wideband MRI (SE-WMRI).

Autoren: Wu, Edzer L. Huang, Yun‐An Chiueh, Tzi‐Dar et al.

Quelle: Medical Physics; Jul2015, Vol. 42 Issue 7, p4320-4328, 9p

Schlagwörter: MAGNETIC resonance imaging, MEDICAL artifacts, FOURIER transforms, IMAGE reconstruction, SIGNAL-to-noise ratio

Predicting adenocarcinoma recurrence using computational texture models of nodule components in lung CT.

Autoren: Depeursinge, Adrien Yanagawa, Masahiro Leung, Ann N. et al.

Quelle: Medical Physics; Apr2015, Vol. 42 Issue 4, p2054-2063, 10p

Schlagwörter: ADENOCARCINOMA, LUNG physiology, COMPUTED tomography, FOLLOW-up studies (Medicine), SUPPORT vector machines, COMPARATIVE studies, DIAGNOSIS

First-arrival traveltime sound speed inversion with a priori information.

Autoren: Hooi, Fong Ming Carson, Paul L.

Quelle: Medical Physics; Aug2014, Vol. 41 Issue 8, p1-N.PAG, 14p

Schlagwörter: SEISMIC traveltime inversion, SPEED of sound, MEDICAL ultrasonics, BREAST cancer diagnosis, PARAMETER estimation, SIMULATION methods & models, DATA analysis

A complete software application for automatic registration of x-ray mammography and magnetic resonance images.

Autoren: Solves‐Llorens, J. A. Rupérez, M. J. Monserrat, C. et al.

Quelle: Medical Physics; Aug2014, Vol. 41 Issue 8, p1-N.PAG, 12p

Schlagwörter: BREAST cancer diagnosis, COMPUTER software, IMAGE registration, MAMMOGRAMS, MAGNETIC resonance imaging

Development of a novel depth of interaction PET detector using highly multiplexed G-APD cross-strip encoding.

Autoren: Kolb, A. Parl, C. Mantlik, F. et al.

Quelle: Medical Physics; Aug2014, Vol. 41 Issue 8, p1-N.PAG, 9p

Schlagwörter: POSITRON emission tomography, MAGNETIC resonance imaging, IMAGE processing, SCINTILLATION cameras, PHOTODIODES, CRYSTAL structure

Dynamic keyhole: A novel method to improve MR images in the presence of respiratory motion for real-time MRI.

Autoren: Lee, Danny Pollock, Sean Whelan, Brendan et al.

Quelle: Medical Physics; Jul2014, Vol. 41 Issue 7, p1-N.PAG, 8p

Schlagwörter: MAGNETIC resonance, DIAGNOSTIC imaging, IMAGE processing, IMAGE quality analysis, RADIOTHERAPY, K-spaces

The effects of magnetic field distortion on the accuracy of passive device localization frames in MR imaging.

Autoren: Cepek, Jeremy Chronik, Blaine A. Fenster, Aaron

Quelle: Medical Physics; May2014, Vol. 41 Issue 5, p1-N.PAG, 12p

Schlagwörter: MAGNETIC fields, ELECTRIC distortion, PASSIVE components, MAGNETIC resonance imaging, ERROR analysis in mathematics

A novel approach to mammographic breast compression: Improved standardization and reduced discomfort by controlling pressure instead of force.

Autoren: de Groot, J. E. Broeders, M. J. M. Branderhorst, W. et al.

Quelle: Medical Physics; Aug2013, Vol. 40 Issue 8, p081901-N.PAG, 11p

Schlagwörter: DIGITAL mammography, MEDICAL imaging systems, STANDARDIZATION, X-rays, SIZE of breast, IMAGE quality in imaging systems, THICKNESS measurement

Generation of a suite of 3D computer-generated breast phantoms from a limited set of human subject data.

Autoren: Hsu, Christina M. L. Palmeri, Mark L. Segars, W. Paul et al.

Quelle: Medical Physics; Apr2013, Vol. 40 Issue 4, p043703-N.PAG, 1p

Schlagwörter: IMAGING phantoms, IMAGE databases, MAMMOGRAMS, IMAGE quality in medical radiography, RADIATION doses, RADIOBIOLOGY, FINITE element method

A method to measure paddle and detector pressures and footprints in mammography.

Autoren: Hogg, Peter Szczepura, Katy Darlington, Alison et al.

Quelle: Medical Physics; Apr2013, Vol. 40 Issue 4, p041907-N.PAG, 1p

Schlagwörter: MAMMOGRAMS, IMAGE quality in medical radiography, RADIATION doses, RADIOBIOLOGY

Characterization of statistical prior image constrained compressed sensing (PICCS): II. Application to dose reduction.

Autoren: Lauzier, Pascal Thériault Chen, Guang Hong

Quelle: Medical Physics; Feb2013, Vol. 40 Issue 2, p021902-N.PAG, 1p

Schlagwörter: IMAGE quality analysis, RADIATION doses, IONIZING radiation, CANCER radiotherapy, COMPUTER simulation, IMAGE reconstruction