1) FFT method
FFT法
1.
In this paper,a technique calles FFT method which can calculate the false alarm and detection probability of Page Test s detecting the transient change in high accuracy is presented.
一般来说,我们用平均运行时间长度来描述Page Test方法的性能,这对稳态变化检测来说是合理的,但对于瞬态变化检测而言则显得不够完善;针对此种不足,提出了一种基于快速傅立叶变换的FFT法,它可以以很高的精度计算Page Test检测瞬态变化时的虚警和检测概率。
2.
The development history of wind wave spectrum for different water depths is outlined,and the concepts of apparent spectrum and inner spectrum are introduced,Three spectral evaluation methods are presented,that is,the FFT method.
根据不同水深的风浪槽试验 ,将由FFT法、最大熵法得到的内频谱与由试验波高—波周期联合分布得到的外频谱进行比较分析 ,将现场实测风浪谱与计算得到的外频谱进行比较分析 ,结果表明 ,在不同水深情况下 ,当以真实的波高—波周期联合分布计算外频谱时 ,内频谱与外频谱吻合良好 。
3.
When compared with the conventional FFT method which is based on the principle of phase comparison, the two methods have almost equal computation cost, however, the new me.
和传统的基于比相原理的FFT法相比,在计算量基本保持不变的情况下,新方法在低信噪比时具有好得多的估计效果。
2) FFT
FFT算法
1.
FFT Algorithm for Calculating the SALS Patterns from Anisotropic Objects Immersed in an Isotropic Matrix;
材料介观有序结构小角光散射图案的FFT算法
2.
Implementation of DSP on FFT in Virtual Instrument;
虚拟仪器中FFT算法的DSP实现
3.
And the frequency response of this inverter is obtained using FFT via the Matlab Simulink.
并在Simulink环境中,采用FFT算法,仿真得出了逆变器的动态频率特性。
3) FFT-BP algorithm
FFT-BP算法
4) FFT acquisition algorithm
FFT捕获法
5) FFT Algorithm
FFT算法
1.
Vortex signal processing based on wavelet transformation and FFT algorithm
基于小波变换及FFT算法的涡街信号处理
2.
In order to test science character and a pplicability of the algorithm, we compare with a kind of improving FFT algorithm which implements in the Super Computer, and analyze their results.
文中对BLAST算法进行改进,提出一种局部并行化的DNA序列比对算法,为了检验算法的科学性和适用性,将此算法与超级计算机的高效并行算法——改进的FFT算法相比较及分析。
3.
Based on the analysis of serial FFT algorithm and its shortage, this paper presents studies from theoretically analysis that FFT algorithm of dishing network has higher accelerate ratio and total efficiency when it is parallel processed, it is significative to realize the parallel real-time system of FFT algorithm.
通过对串行FFT算法分析,针对其不足,从理论上研究了将蝶形网络FFT算法进行并行处理,具有较高的加速比和总效率,对实现FFT算法的并行实时系统具有一定的指导意义。
6) FFT threshold method
FFT阈值法
1.
Three digital filtering methods—— — direct FFT threshold method,FIR equiripple filter and wavelet transform method are applied in de-noising of the output of the Rogowski coil.
以金属构架上雷电感应电流的测量为例,讨论了采用直接FFT阈值法、FIR等纹波低通滤波器法和小波变换法三种不同数字滤波方法消噪的效果,并进行了比较。
补充资料：法性属法为法性土
【法性属法为法性土】
谓真如法性之理，譬如虚空，遍一切处，乃是法身所证之体，即为所依之土，故名法性属法，为法性土。
谓真如法性之理，譬如虚空，遍一切处，乃是法身所证之体，即为所依之土，故名法性属法，为法性土。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条