In this paper, algorithms for computing 2-D circular convolution by using Fast Polynomial Transform (FPT) are reviewed and discussed, and then an improved algorithm is presented.是什么意思_In this paper, algorithms for computing 2-D circular convolution by using Fast Polynomial Transform (FPT) are reviewed and discussed, and then an improved algorithm is presented.在线翻译_英语_读音_用法_例句