A simple approach to measure computed tomography (CT) modulation transfer function (MTF) and noise-power spectrum (NPS) using the American College of Radiology (ACR) accreditation phantom

Medical Physics

Volumn 40, Issue 5, 2013, Pages

  Friedman, Saul N ^a   Fung, George S K ^b   Siewerdsen, Jeffrey H ^b,c,d   Tsui, Benjamin M W ^b  

^a TEL AVIV UNIVERSITY   (Israel)

^b JOHNS HOPKINS UNIVERSITY   (United States)

^c Johns Hopkins University   (United States)

^d Johns Hopkins University   (United States)

Author keywords

ACR phantom; American College of Radiology phantom; computed tomography; CT; modulation transfer function; MTF; noise; noise power spectrum; NPS; resolution

Indexed keywords

ACCREDITATION; IMAGE RECONSTRUCTION; MODULATION; NEPTUNIUM; OPTICAL RESOLVING POWER; OPTICAL TRANSFER FUNCTION; PHANTOMS; POWER SPECTRUM; RADIATION; RADIOLOGY;

ACR PHANTOM; AMERICAN COLLEGE OF RADIOLOGIES; ANALYSIS SOFTWARES; FILTERED-BACKPROJECTION RECONSTRUCTION; NOISE; NOISE MAGNITUDE; NOISE POWER SPECTRUM; SIMPLE APPROACH;

COMPUTERIZED TOMOGRAPHY;

ACCREDITATION; ALGORITHM; ARTICLE; COMPUTER ASSISTED TOMOGRAPHY; HIGH FREQUENCY NOISE; LOW FREQUENCY NOISE; MODULATION TRANSFER FUNCTION; NOISE; NOISE POWER SPECTRUM; PRIORITY JOURNAL; RADIOLOGICAL PARAMETERS; RADIOLOGICAL PROCEDURES; RADIOLOGY PHANTOM; ADULT; EQUIPMENT; HUMAN; IMAGE QUALITY; MEDICAL SOCIETY; SIGNAL NOISE RATIO; DEVICES;

ACCREDITATION; ADULT; HUMANS; PHANTOMS, IMAGING; SIGNAL-TO-NOISE RATIO; SOCIETIES, MEDICAL; TOMOGRAPHY, X-RAY COMPUTED;

EID: 84877261306     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.4800795     Document Type: Article

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