fourier cosine transform

基本解釋

In this paper, it is demonstrated that the Cosine Fourier transform method is effective at researching the distribution of atomic velocity.
結合光抽運銫束頻標的具體結構，論證了用余弦傅里葉逆變換的方法推導原子速度分布的可行性；
This paper selects the algorithm by quantifying the amplitude of the transform domain coefficient and uses this algorithm in the discrete Fourier domain and the discrete cosine domain.
在眾多語音信息隱藏算法中，挑選出一種幅度量化的信息嵌入方案，分別在離散余弦和小波變換域上，通過對變換域系數(shù)的幅度量化來隱藏信息；
The traditional OFDM technology adopting complex exponential sub carrier wave base on Fourier transform, which is makeup by many orthogonal cosine function group.
但是，傳統(tǒng)的正交頻分復用技術系統(tǒng)采用的是基于傅里葉變換的復指數(shù)子載波，實質(zhì)上是由一系列正交的余弦函數(shù)基組成。