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[ctsim.git] / README

diff --git a/README b/README
index 5e16d8e993f55e0574562854aae281975df11f0e..2028fad4630beaca2f793f051886aa0fc03956d1 100644 (file)
--- a/README
+++ b/README
@@ -38,7 +38,7 @@ OVERVIEW
 --------
 
 CTSim simulates the collection of x-rays by a CT scanner. These x-rays
-of objects are called projections or raysums.
+of objects are called projections.
 
 Phantom objects are defined. Several built-in phantoms are included,
 as well as an extension to load files of phantom definitions.
@@ -51,20 +51,20 @@ based on a image file format used by the Jet Propulsion Laboratory
 THE PROGRAMS
 ------------
 
-phm2sdf - generates an SDF image of a phantom object
+phm2if - generates an image file of a phantom object
 
-phm2rs - Simulates the collection of CT data, or raysums, of a phantom
+phm2pj - Simulates the collection of CT data, or projections, of a phantom
 object
 
 ctrec - Performs an CT reconstruction, also known as image
-reconstruction from projections. Reads a raysum file and writes a SDF
+reconstruction from projections. Reads a projection file and writes a SDF
 file.
 
-rs2sdf - Converts raysum data to a raw sinugram image
+pj2if - Converts projection data to a raw sinugram image
 
-sdf2img - Converts an SDF file to a variety of 8-bit image formats
+if2img - Converts an image file to a variety of 8-bit and 16-bit image formats
 
-sdfinfo - Show statistics and history labels of SDF files
+ifinfo - Show statistics and history labels of SDF files
 
 TYPICAL USAGE
 -------------
@@ -75,9 +75,9 @@ Create a phantom image and viewable image file
   phm2sdf ...
   sdf2img ...
 
-Simulate CT data collection and create a viewable image of raw raysums
-  phm2rs ...
-  rs2sdf ...
+Simulate CT data collection and create a viewable image of raw projections
+  phm2pj ...
+  pj2sdf ...
   sdf2img ...
 
 Perform CT reconstruction and create viewable image file