public GraphBuilder nOutReplace(String layerName, int nOut, WeightInit scheme, WeightInit schemeNext) {
            if(scheme == WeightInit.DISTRIBUTION || schemeNext == WeightInit.DISTRIBUTION) {
                throw new UnsupportedOperationException("Not supported!, Use " +
                        "nOutReplace(layerNum, nOut, new WeightInitDistribution(dist), new WeightInitDistribution(distNext)) instead!");
            }