public INDArray mergeMax(INDArray... inputs) {
    NDValidation.validateNumerical("mergeMax", "inputs", inputs);
    Preconditions.checkArgument(inputs.length >= 1, "inputs has incorrect size/length. Expected: inputs.length >= 1, got %s", inputs.length);
    return Nd4j.exec(new org.nd4j.linalg.api.ops.impl.shape.MergeMax(inputs))[0];
  }