Fourier transform definition
英
美 [ˈfʊrieɪ trænsˈfɔːrm ˌdefɪˈnɪʃn]
【计】傅里叶变换定义
双语例句
- The definition, physical senses and discrete form of Chirp-Fourier transform are discussed from the point of view of match Fourier transform.
本文从匹配Fourier变换的角度给出了Chirp-Fourier变换的定义、意义和离散实现。 - A new definition for Real-valued Fourier transform ( RFT) is presented. By this definition, a Fast Real-valued Fourier Transform ( FRFT) algorithm is developed for calculating Discrete Fourier Transform ( DFT) of Real-valued sequence.
本文提出一种实傅里叶变换（RFT）的新定义，用这种定义推导出计算实序列离散傅里叶变换（DFT）的一种快速算法（FRFT）； - The shortcoming of Fourier transform, and the feature and definition of wavelet transform are discussed in detail. Then the characteristic of Gabor and wavelet transform has been analyzed respectively. Finally, the transformation of 2-dimensional wavelet is implemented with the 4f spatial filtering system.
讨论了傅里叶变换的缺点及小波变换的定义和性质，分析了加窗傅里叶变换和小波变换的特点，用4f空间滤波系统实现了二维小波变换。 - In order to solve the problem, a 2-D discrete Fourier transform method is used to replace the traditional method computing the definition expression directly, and DSPs are used to replace the general purpose processors as implementation platform.
为了解决这一问题，采用DSP芯片代替通用微处理器作为算法实现平台，采用二维离散傅立叶变换方法代替传统的直接计算方法。 - In fact, diversity is the number operator of any fractional intrinsic nature of the diversity on the fractional Fourier transform, from the many proposed in the literature the definition of fractional Fourier transform can be seen by.
实际上，多样性是任何分数阶数算子的内在性质，关于分数傅立叶变换的多样性，从文献中提出的众多分数傅立叶变换定义可略见一斑。