Add comment to Matrix::New function.

src/Matrix.h

@@ -41,10 +41,33 @@ namespace Aurora {
 
         explicit Matrix(const Matrix::MatrixSlice& slice);
 
+        /**
+         * New a mkl calculate based Matrix
+         * @attention Using New function, must use Aurora:malloc to get memory
+         * @param data
+         * @param rows
+         * @param cols
+         * @param slices
+         * @param type
+         * @return
+         */
         static Matrix New(double *data, int rows, int cols = 0, int slices = 0, ValueType type = Normal);
 
+        /**
+         * New a mkl calculate based Matrix
+         * @attention Using New function, must use Aurora:malloc to get memory
+         * @param data
+         * @param shapeMatrix
+         * @return
+         */
         static Matrix New(double *data, const Matrix &shapeMatrix);
 
+        /**
+         * New a mkl calculate based Matrix
+         * @attention  Memory are allocate by Aurora:malloc function
+         * @param shapeMatrix
+         * @return
+         */
         static Matrix New(const Matrix &shapeMatrix);
 
         Matrix getDataFromDims2(int aColumn);