docs: public INDArray getConfidenceMatrix(INDArray networkOutput, int example, int bbNumber){
  
          //Input format: [minibatch, 5B+C, H, W], with order [x,y,w,h,c]
          //Therefore: confidences are at depths 4 + bbNumber * 5
  
          INDArray conf = networkOutput.get(point(example), point(4+bbNumber*5), all(), all());
          return conf;
      }