Contrast limited adaptive histogram equalization image processing to improve the detection of simulated spiculations in dense mammograms
…, BM Hemminger, M DeLuca, RE Johnston… - Journal of Digital …, 1998 - Springer
The purpose of this project was to determine whether Contrast Limited Adaptive Histogram
Equalization (CLAHE) improves detection of simulated spiculations in dense mammograms. …
Equalization (CLAHE) improves detection of simulated spiculations in dense mammograms. …
[BOOK][B] The physics of diagnostic imaging second edition
D Dowsett, PA Kenny, RE Johnston - 2006 - books.google.com
Over recent years there has been a vast expansion in the variety of imaging techniques
available, and developments in machine specifications continue apace. If radiologists and …
available, and developments in machine specifications continue apace. If radiologists and …
Image processing algorithms for digital mammography: a pictorial essay
Digital mammography systems allow manipulation of fine differences in image contrast by
means of image processing algorithms. Different display algorithms have advantages and …
means of image processing algorithms. Different display algorithms have advantages and …
Human breast cancer specimens: diffraction-enhanced imaging with histologic correlation—improved conspicuity of lesion detail compared with digital radiography
Seven breast cancer specimens were examined with diffraction-enhanced imaging at 18
keV with a silicon crystal with use of the silicon 333 reflection in Bragg mode. Images were …
keV with a silicon crystal with use of the silicon 333 reflection in Bragg mode. Images were …
Mammographic phantom studies with synchrotron radiation.
RE Johnston, D Washburn, E Pisano, C Burns… - Radiology, 1996 - pubs.rsna.org
PURPOSE: To explore the potential improvement in image contrast for breast imaging with
use of monoenergetic photons. MATERIALS AND METHODS: The x-ray energy available …
use of monoenergetic photons. MATERIALS AND METHODS: The x-ray energy available …
Interpretation of digital mammograms: comparison of speed and accuracy of soft-copy versus printed-film display
PURPOSE: To compare the speed and accuracy of the interpretations of digital mammograms
by radiologists by using printed-film versus soft-copy display. MATERIALS AND …
by radiologists by using printed-film versus soft-copy display. MATERIALS AND …
Radiologists' preferences for digital mammographic display
…, BM Hemminger, KE Muller, RE Johnston, R Walsh… - Radiology, 2000 - pubs.rsna.org
PURPOSE: To determine the preferences of radiologists among eight different image
processing algorithms applied to digital mammograms obtained for screening and diagnostic …
processing algorithms applied to digital mammograms obtained for screening and diagnostic …
Introduction to perceptual linearization of video display systems for medical image presentation
BM Hemminger, RE Johnston, JP Rolland… - Journal of Digital …, 1995 - Springer
The perceptual linearization of video display systems should play a significant role in medical
image presentation. It maximizes the faithfulness of information transfer to the human …
image presentation. It maximizes the faithfulness of information transfer to the human …
Effect of real-time teleradiology on the practice of the emergency department physician in a rural setting: initial experience
…, PP Stamford, TR Bickford, RE Johnston… - Academic …, 1998 - Elsevier
RATIONALE AND OBJECTIVES.: The authors' goal was to determine the feasibility and
usefulness of online teleradiology consultation for emergency department physicians at a rural …
usefulness of online teleradiology consultation for emergency department physicians at a rural …
Absorbed dose from radionuclides
GJ Hine, RE Johnston - Journal of Nuclear Medicine, 1970 - Soc Nuclear Med
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Blood•HWater iv0.1—0.2oral0.1—0.2â€ICMonoxideinhalation'70@FSodium fluoridei.v.0.05-0.1@1aChloridei.v.20NaChloridei.v …
Blood•HWater iv0.1—0.2oral0.1—0.2â€ICMonoxideinhalation'70@FSodium fluoridei.v.0.05-0.1@1aChloridei.v.20NaChloridei.v …