ID 原文 译文
48296 计算离散傅里叶变换(discrete Fourier transform,DFT)谱的传统算法是快速傅里叶变换(fast Fourier transform,FFT)算法。 Calculating the discrete Fourier transform (discrete 'Fourier transform, the DFT) spectrum of traditional algorithm is fast Fourier transform, fast Fourier transform and FFT) algorithm.
48297 FFT算法适合全景频谱分析,不适合并行计算。 FFT algorithm is suitable for spectrum analysis of the panoramic, not suitable for parallel computing.
48298 在只需要计算少数感兴趣频点频谱时,基于递归计算的Goertzel算法比FFT算法更加快速、灵活。 In only need to compute a few interested in frequency spectrum, a Goertzel algorithm based on recursive calculation is more rapid and flexible than FFT algorithm.
48299 在介绍Goertzel算法的基础上,又提出了两种计算DFT谱的改进递归算法。 Goertzel algorithm is introduced, and proposes two improved recursive algorithm of DFT spectrum.
48300 其中,改进递归算法2比Goertzel算法更加合理,更加适合同时进行数据采集和数据处理。 Among them, the improved recursive algorithm 2 than Goertzel algorithm is more reasonable, more suitable for simultaneous data acquisition and data processing.
48301 递归算法的递归单元所需要的加法器、乘法器等硬件资源少且相对固定,有利于利用多个递归单元构造多路并行工作的滤波器组来分析频谱,使信号处理的速度得到提高。 Recursive algorithm of recursive units required by the adder, multiplier less hardware resources and relatively fixed, is beneficial to use multiple recursive unit structure multichannel parallel working group to analyze the spectrum of filter, the signal processing speed was improved.
48302 复杂产品系统优化协调方法在航天系统工程理论研究和工程应用中具有重要的研究价值和意义。 Optimization method to coordinate the complex product system in space systems engineering theory research and engineering application has important research value and significance.
48303 分析了航天复杂产品系统的特点和优化协调的目的,按照总体、子系统的层次构成关系,建立了航天复杂产品系统优化协调的数学模型。 Space is analyzed the characteristics of complex product system and optimization of coordination, the purpose of, in accordance with the overall and subsystem levels relationship, established the mathematical model of complex product system optimization space coordinate.
48304 研究了智能优化算法,分析了复杂产品系统协调过程与智能优化算法的相似性,在此基础上提出了复杂产品系统智能优化协调方法。 Intelligent optimization algorithm is studied, and the coordinated process of complex product system are analyzed and intelligent optimization algorithm of similarity, based on the coordination of complex product system intelligent optimization method.
48305 通过粒子群算法求解资源分配问题的应用算例,证明了智能优化协调方法的有效性。 Through the application of the particle swarm algorithm to solve the resource allocation problem example, proved the validity of the method of intelligent optimization coordination.