This paper researches several transformation algorithms among different chain codes of binary image on square lattice.
研究了正方形点阵上二值图像的几种链码之间的相互转换算法。
The band structures of square lattice photonic crystal and hexagonal lattice photonic crystal have been computed in the second chapter.
在前人研究的基础上，我们对二维正方晶格和六方晶格光子晶体缺陷的带结构进行了计算。
The square lattice graphs and triangular lattice graphs play an important role in the moving communication frequency assignment problem.
平面格子图、三角格子图在移动通讯上起着重要的作用。
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