Electromagnetic metasurface unit and metasurface electromagnetic response rapid prediction method

• Main Authors: QIU GANG, WANG MUYE, TANG LAN, WANG QIONG, WEI HONGBO, BAI YECHAO, ZHANG XINGGAN
• Format: Patent
• Language: Chinese; English
• Published: 23.08.2022
• Subjects: CALCULATING; COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

The invention discloses an electromagnetic metasurface unit and a metasurface electromagnetic response rapid prediction method, and relates to the field of electromagnetic metamaterial design, and the metasurface electromagnetic response rapid prediction method comprises the following steps: 1, obtaining electromagnetic parameters; step 2, making a data set; step 3, pre-training and constructing a network model; and step 4, pruning the pre-trained real part network and imaginary part network. According to the invention, while the precision and generalization performance of the forward prediction design of the electromagnetic metasurface are ensured, the problems of overlarge occupied memory space and overlong training time of a neural network training model in the prior art are solved. 本发明公开了一种电磁超表面单元及超表面电磁响应快速预测方法，涉及电磁超材料设计领域，超表面电磁响应快速预测方法包括如下步骤：步骤一、获取电磁参数；步骤二、制作数据集：步骤三、预训练，构建网络模型：步骤四，对预训练后的实部网络和虚部网络进行剪枝操作。本发明在保证电磁超表面正向预测设计的精度和泛化性能的同时，解决了现有技术中神经网络训练模型所占内存空间过大、训练时间过长的问题。