中文说明：这是 clake 和杰克的通道，用 matlab 编程实现精确的模型。还有详细的描述文档文件中，这是有助于了解该方案。
English Description：
This is a accurate model of clake and jake channel, which is programmed with matlab. There is a detailed description document in the file too, which is helpful to understand the programme.