The main difficulties in implementing 3-d imaging by a 2-d array are the need for more elements and more channels, the system complexity and weak signals.
基于二维阵列的三维成像在实现上具有阵元多、通道数多、系统复杂、回波信号弱等困难。
For realizing symbolic substitution rules of binary addition. This paper proposes a simple optical logic system which includes only one 2-d array of optical bistable device.
为了实现二进制加法符号替换规律，本文提出了一种简单的光逻辑系统，它仅包括一片二维列阵光学双稳器件。
The 2-D array coding method is applied and the corresponding fitness function in PSO is constructed for solving the model. The program for calculation by means of computer is developed.
PSO算法采用二维数组编码方法，构造了相应的适应度函数，编制相应的计算机求解程序。
The 2-D array coding method is applied and the corresponding fitness function in PSO is constructed for solving the model. The program for calculation by means of computer is developed.
PSO算法采用二维数组编码方法，构造了相应的适应度函数，编制相应的计算机求解程序。
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