Cyclostationarity 翻译
WebDec 30, 2014 · Provides the Welch's estimate of the cyclic spectral spectrum and coherence to be used for the detection and analysis of cyclostationary signals. CPS_W: cyclic spectral spectrum. SCoh_W: cyclic spectral coherence. Test_SCoh_W: illutrates the usage of SCoh_W on a synthetic signal. readme: provides guidelines for setting the parameters. WebOct 1, 2015 · The cyclogram of an x i finite-time series is defined as the graphic illustration of the cumulant (8) C N, n = 1 M ∑ m = 0 M x n + N × m, n ∈ [0, N − 1] and M = ⌊ N t o t N ⌋, with the RMS marginal (9) C N = 1 N ∑ n = 0 N C N, n 2, where ⌊ ⁎ ⌋ is rounded toward infinity, Ntot is the total number of samples and N, the cyclostationarity period …
Cyclostationarity 翻译
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WebIn order to ensure trustworthy coexistence of unlicensed cognitive radio (CR) networks with licensed primary networks, CR spectrum sensing function must be able to detect licensed users even at very low SNR values. But, non-cooperative spectrum sensing methods are not so reliable and result in a low probability of detection. In this paper, we propose some … WebMar 6, 2024 · Cyclostationarity is used to analyze mechanical signals produced by rotating and reciprocating machines. Angle-time cyclostationarity of mechanical signals …
WebApr 4, 2024 · Applications of cyclostationarity in communications, signal processing, and many other research areas are considered. References {2.1} H.L. Hurd, An investigation of periodically correlated stochastic processes, Ph.D. Dissertation, Duke University, Durham, NC, 1969.]] Google Scholar {2.2} W.A. Gardner, Representation and estimation of ... WebFifteen years later, in 2006, the most comprehensive survey of cyclostationarity at that time, entitled “Cyclostationarity: Half a Century of Research”, was published in the …
WebApr 9, 2024 · The analysis of vibratory signals is an important subject in the field of researches on the diagnosis of mechanical breakdowns in rotating machinery. A number of signal processing methods are classified as classical tools, such as statistical analysis, FFT, envelope analysis (EA), and some time-frequency methods such as wavelet multi … WebDec 10, 2024 · Cyclostationary (or periodically correlated) processes have been introduced in the Russian literature in the early 1960s and then extensively treated in the pioneering works of Harry L. Hurd (1969) and William A. Gardner (1972). Significant advances of theory and applications of cyclostationarity were made in the 1990s as proved by the large ...
WebOn account of the common cyclostationarity of vibration signal under faulty states, fault diagnosis methods based on cyclostationary analysis play an essential role in the rotatory machine. Based on it, the fundamental definition and classification of cyclostationarity are introduced briefly. The mathematical principles of the essential cyclic ...
WebA cyclostationary process is a signal that has statistical properties that vary periodically over time. A significant amount of our modern communications infrastructure leverages … great yarmouth planning applications searchWeb提供脉冲噪声环境下循环ESPRIT新方法word文档在线阅读与免费下载，摘要:第3l卷第9期2010年9月通信学报Journalon、，01．31No．9Communication￥September2010脉冲噪声环境下循环ESPRIT新方法兰天，邱天爽，杨娇（大连理工大学电子与信息工程学院，辽宁大 … great yarmouth photosWebDec 31, 2016 · For cyclostationarity-based detection, two architectures that exploit cyclostationarity are proposed: the Spectral Correlation Density (SCD) detector, and the Magnitude Squared Coherence (MSC ... florist in ridgewood nyWebNov 4, 2024 · Cyclostationarity (1): (noun) Statistical cyclicity (defined below) of numerical time-series data (discrete- or continuous-time). The time-series property of having temporal statistics, such as Fraction-of … great yarmouth pirate showWebSep 11, 2013 · Cyclostationarity (CS) is relatively a new technique that offers diagnostic advantages for analysis of faults related to a studied system. The aim of this paper is to address the issue of ... great yarmouth planning applicationWeb本文简要讨论了自适应均衡的基本原理，以及LMS算法和RLS算法的基本原理及性能，并对两种均衡算法进行了计算机仿真，分析了各参数对算法性能的影响，综合比较了两种算法优缺点。仿真结果表明RLS算法优于LMS算法，但计算量较大。 florist in river oaks houstonWebCyclostationarity feature-based (C-FB) detection and classification is a large field of research that has promising applications to intelligent receiver design. Cyclostationarity FB classification and detection algorithms have been applied to a breadth of wireless communication signals – florist in robertsdale alabama