open source pkg v1

pkg/OpenFace/model_training/CCNF/CCRF/lib/getScaling2.m

@@ -0,0 +1,30 @@
+function [ scaling ] = getScaling2(  alphas, betas, x, y, PrecalcBs)
+%getScaling Summary of this function goes here
+%   Detailed explanation goes here
+
+% for visualisation use only the first sequence
+nExamples = numel(x);
+
+cat_y = [];
+cat_y_pred = [];
+
+for q=1:nExamples
+     
+    
+    PrecalcB = PrecalcBs{q};
+    SigmaInv = CalcSigmaCCRF(alphas, betas, PrecalcB);
+
+    b = CalcbCCRF(alphas, x{q});
+    y_est = SigmaInv \ b;
+        
+    cat_y = cat(1, cat_y, y{q} - mean(y{q}));
+%     cat_y = cat(1, cat_y, y{q});
+    cat_y_pred = cat(1, cat_y_pred, y_est);
+    
+end
+ 
+% scaling = (max(cat_y) - min(cat_y)) / (max(cat_y_pred) - min(cat_y_pred));
+scaling = std(cat_y) / std(cat_y_pred);
+
+end
+