X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=NEWS;h=efabc37bcce45cec18635ba60dacac3b08c334ff;hp=c08b246f3f44edfa22d4d0d15e304db9f79768b9;hb=2a3686d3bd1f690d318b81766c261da785cf9b57;hpb=857f605911feae03aa672c870f9e868bd792016b

diff --git a/NEWS b/NEWS
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+++ b/NEWS
@@ -1,6 +1,31 @@
-0.5.2 - May 11, 2000
-Numerous bug fixes
-Added Microsoft Windows compatibility
+Version 2.5 of CTSim has been released!
 
-0.5.0 - April 27, 2000
-This is the first open source release
+New Features of CTSim version 2.5:
+
+- Now compiles with Microsoft Visual C++.
+
+- First Microsoft Windows graphical user interface
+
+- Bug fixes and modest documentation and program improvements over version 2.0
+
+
+
+New Features of CTSim version 2.0:
+
+- Entire code-base cleaned up, re-written, and converted from C to C++.
+
+- Graphical user interface now included! Animation of projection and
+  reconstruction processes. Displays projection and image files. Uses
+  platform-independent wxWindows library so can run on UNIX and 
+  Microsoft Windows platforms.
+
+- Integrated G2 library for graphical display from command line tools
+  (UNIX only)
+
+- Added frequency-based filtering. Can provide significant speed-up
+  in reconstructions compared to convolution-based filtering.
+
+- Added highly-optimized backprojection method (idiff3)
+
+- New command-line tools added for image statistics and comparisons with
+  both text and graphical outputs.