code: function createCentroids(k) {
                  var Centroid = [];
                  var maxes = this.Observations.maxColumns();
                  //console.log(maxes);
  
                  for(var i = 1; i <= k; i++) {
                      var centroid = [];
                      for(var j = 1; j <= this.Observations.cols(); j++) {
                          centroid.push(Math.random() * maxes.e(j));
                      }
  
                      Centroid.push(centroid);
                  }
  
                  //console.log(centroid)
  
                  return $M(Centroid);
              }
docs: create an initial centroid matrix with initial values between 0 and the max of feature data X.