digital radiography

ROC curves: What are they? 2

I am going to give a short introduction to ROC (Receiver Operating Characteristic) curves.  This term is frequently used in radiology research and I just wanted to give you a little information to know whether or not the ROC curve is significant or not. What is an ROC curve? An […]

Digital radiography: Detector Sensitivity

This last post on digital radiography is on detector sensitivity.  This is probably the most talked about characteristic of digital radiography when the systems are being hyped.  Detector sensitivity is the ability of the sensor/phosphor plate to respond to small amounts of radiation.  There is no term used to measure […]

Digital radiography: Detector Latitude

This weeks topic on digital radiography is detector latitude.  Detector latitude is the ability of a receptor to capture a range of x ray exposures.  The term used to describe this is magnitude.  Analog film has a large range of magnitudes from 0.5 to 4, however, only under bright illumination […]