http://www.k-wave.org/forum/topic/question-about-hounsfield2density Support for the k-Wave MATLAB toolbox en-US Wed, 13 May 2026 01:38:35 +0000 http://bbpress.org/?v=1.0.2 q http://www.k-wave.org/forum/search.php http://www.k-wave.org/forum/topic/question-about-hounsfield2density#post-6461 Sun, 13 May 2018 20:14:23 +0000 Bradley Treeby 6461@http://www.k-wave.org/forum/ <p>Hi dhchen,</p> <p>See <a href="http://www.k-wave.org/forum/topic/replace-the-phantom-with-a-3d-ct-volume">this thread</a>.</p> <p>Brad. </p> http://www.k-wave.org/forum/topic/question-about-hounsfield2density#post-6448 Tue, 08 May 2018 09:01:45 +0000 dhchen 6448@http://www.k-wave.org/forum/ <p>Hi,<br /> In wiki, it said HU = (mu_material - mu_water)/(mu_water - mu_air), but in "The calibration of CT Hounsfield units for radiotherapy treatment planning", HU = 1000 * mu_material/mu_water, how can I get the value of mu_air and mu_water to modify the HU in order to use hounsfield2density?<br /> Thanks:) </p>