added links

content/simulation_intro.html

@@ -2,7 +2,7 @@
 title: Simulation of PET data
 author: Vesa Oikonen
 created_at: 2010-09-20
-updated_at: 2014-05-01
+updated_at: 2017-10-11
 tags:
   - Simulation
   - Modeling
@@ -18,15 +18,16 @@ software.</p>
 <p>General idea is that with a flawless 
 <a href="./input_function.html">input function</a> (plasma and/or blood curves),
 comprehensive <a href="./model_compartmental.html">compartmental model</a>, 
-and certain set of model parameters, a flawless tissue curve can be calculated
-(which is also called simulation).
+and certain set of <a href="./simulation_parameters.html">model parameters</a>,
+a flawless tissue curve can be calculated (which is also called simulation).
 Different <a href="./analysis_methods.html">analysis methods</a> can then be 
 tested with the simulated tissue data, trying to reproduce the applied 
 model parameters, or at least the physiologically most relevant parameter.
 </p> 
 
-<p>Measurement noise can be added to simulated tissue and input data to study 
-noise-induced biases and to compare the noise-sensitivity of analysis methods.
+<p>Measurement <a href="./simulation_noise.html">noise</a> can be added to 
+the simulated tissue and input data to study noise-induced biases and 
+to compare the noise-sensitivity of analysis methods.
 </p>
 
 <p>As a rule the steps are:</p>
@@ -55,6 +56,6 @@ from the steps above, and noise can then be added to the dynamic image.</p>
 simulated by using <a href="./simulation_pet-simulators.html">mathematical 
 phantoms</a> of the body or organs (usually brain or heart), 
 where predefined regions are filled with flawless concentration curves, 
-and which then can calculate dynamic PET sinograms or images for 
-further analysis.
+and which then can generate dynamic PET <a href="./sinogram.html">sinograms</a> 
+or images for further analysis.
 </p>