public FallType Detect(SensorData data) { FallType result = FallType.NotAdverse; double x = data.getAccelerator_x(); double y = data.getAccelerator_y(); double z = data.getAccelerator_z(); double vectorSum = Math.sqrt(x * x + y * y + z * z); System.out.println("vectorSum:" + vectorSum); if (vectorSum > 9) result = FallType.Adverse; return result; }