diff --git a/oldMcode/compare.m b/oldMcode/compare.m
new file mode 100644
index 0000000..3383e9b
--- /dev/null
+++ b/oldMcode/compare.m
@@ -0,0 +1,26 @@
+maxSize=6;
+
+mseErrorAutoenc=zeros([maxSize,1]);
+for i=1:maxSize
+    ae=trainAutoencoder(trainingData,i,'ShowProgressWindow',false);
+    predicted=predict(ae,trainingData);
+    mseErrorAutoenc(i)=mse(trainingData-predicted);
+end
+
+fig=figure();
+subplot(1,3,1);
+plot(mseErrorAutoenc)
+
+%PCA
+[COEFF,SCORE,latent] = princomp(trainingData);
+subplot(1,3,2);
+plot(cumsum(latent)./sum(latent))
+
+%NNMF
+D=cell(maxSize,1);
+for i=1:maxSize
+    [W,H,D{i}]=nnmf(trainingData,i);
+end
+
+subplot(1,3,3);
+plot(diff(cell2mat(D)))
\ No newline at end of file
diff --git a/oldMcode/determineSizeOfHiddenLayer.m b/oldMcode/determineSizeOfHiddenLayer.m
deleted file mode 100644
index f90fc51..0000000
--- a/oldMcode/determineSizeOfHiddenLayer.m
+++ /dev/null
@@ -1,8 +0,0 @@
-maxSize=10;
-
-mseError=zeros([maxSize,1]);
-for i=1:maxSize
-    ae=trainAutoencoder(trainingData,i,'ShowProgressWindow',false);
-    predicted=predict(ae,trainingData);
-    mseError(i)=mse(trainingData-predicted);
-end
\ No newline at end of file
diff --git a/papers/2006-tresch-nnmf-for-synergies.pdf b/papers/2006-tresch-nnmf-for-synergies.pdf
new file mode 100644
index 0000000..5c699c7
--- /dev/null
+++ b/papers/2006-tresch-nnmf-for-synergies.pdf
Binary files differ
diff --git a/plots/autoencHiddenLayerSize.fig b/plots/autoencHiddenLayerSize.fig
new file mode 100644
index 0000000..408e393
--- /dev/null
+++ b/plots/autoencHiddenLayerSize.fig
Binary files differ
diff --git a/text/TODO.txt b/text/TODO.txt
index 594b2bb..b65e320 100644
--- a/text/TODO.txt
+++ b/text/TODO.txt
@@ -17,7 +17,7 @@
 ohne gridsearch vergleichen mit gridsearch
 
 Synergien: Autoenconder, NNMF (non-negative Matrix-Factorisation), PCA
-Größenordnung 2-3 ?
+Größenordnung 2-3 (-> 3) 
 
 Tresch, Matrix Fact. 2006
 
diff --git a/text/collection.txt b/text/collection.txt
index bab3a9c..af63b90 100644
--- a/text/collection.txt
+++ b/text/collection.txt
@@ -28,3 +28,5 @@
 -----
 correlation for Position instead of movement (one day)
 EMG: 0.2982,0.2757,0.1178
+all days & subjects:
+EMG: 0.1851,0.2115,0.1227 EEG: 0.3795,0.3756,0.3411