The purpose of xml_objects is to transform an XML document into a twodimensional grid representation that can more easily be stored in a relational database.
构建 xml_objects 的目的是将 XML 文档转换成一个两维网格表示，从而更易于在关系数据库中存储。
2
This algorithm is based on twodimensional discrete Fourier transform (2dft).
该水印算法基于二维离散傅立叶变换(2dft)。
3
This paper introduces an analyzing method for evaluating the color even degree on the tile surface in twodimensional frequency domain, that is by adopting twodimensional discrete fourier transform.