[projects] update of stimulus reconstruction assignment

projects/project_stimulus_reconstruction/stimulus_reconstruction.tex

@@ -32,11 +32,15 @@
 %%%%%%%%%%%%%% Questions %%%%%%%%%%%%%%%%%%%%%%%%%
 \section*{Reverse reconstruction of the stimulus evoking neuronal responses.}
 During the course we have used the Spike-Triggered-Average to
-reconstruct the stimulus
+reconstruct the stimulus a neuron has been stimulated with.
 \begin{questions}
-  \question .
+  \question In the accompanying files you find the spike responses of
+  P-units and pyramidal neurons of the weakly electric fish
+  \textit{Apteronotus leptorhynchus}. The respective stimuli are
+  stored in separate files.  Start with the P-unit and, in the end,
+  apply the same functions to the pyramidal data.
   \begin{parts}
-    \part Estimate the STA and plot it for each of the cells.
+    \part Estimate the STA and plot it.
     \part Implement a function that estimates the reconstruction 
     error using the mean-square-error and express it relative to the
     variance of the original stimulus.
@@ -50,8 +54,7 @@ reconstruct the stimulus
     error.
     \part Plot the reconstruction error as a function of the data 
     amount used to estimate the STA.
-    \part Apply the STA estimated for one neuron to reconstruct 
-    the stimulus another neuron has seen.
+    \part Do the same for the pyramidal neuron, what do you observe?
   \end{parts}
 \end{questions}