1) Welch bound
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Welch界
2) Welch's lower bound
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Welch下界
1.
Such GMW sequences have large period and optimal correlation in terms of Welch′s lower bound.
证明了该序列族具有大的序列周期和最佳相关性,其最佳相关性用Welch下界来衡量。
3) Welch method
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Welch法
1.
Analysis of Welch method and parameter model spectrum estimation by MATLAB software;
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Welch法谱估计和参数模型谱估计的MATLAB分析
2.
Then further study is made in Welch method which is used most widely.
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着重对使用比较广泛的Welch法进行了深入的研究,给出了窗函数选择的一般要求,通过仿真分析了不同的窗函数对Welch法谱估计质量的影响,比较了他们的优缺点。
4) Welch average method
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Welch平均法
1.
According to the results of comparison between these methods of spectrum evaluation, a new method of power spectrum evaluation of welding arc sound is advanced by means of association of wavelet packet analysis with the Welch average method.
对试验系统采集到的焊接电弧声进行了小波包多层分解 ,并利用周期图法、Welch平均法及AR模型法 ,对各频段信号进行功率谱估计 。
5) Welch operation
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Welch手术
1.
Objective To introduce the surgical procedure of modified Welch operation for low rectal carcinoma and evaluate its clinical outcome.
目的介绍用改良Welch手术对低位直肠癌进行超低位前切除的手术方法。
6) Welch's Periodogram
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Welch周期图
补充资料:发光地寄色界无色界天乘
【发光地寄色界无色界天乘】
谓三地菩萨,明修八禅定行,同于色界四禅,无色界四空处,故云发光地寄色无色界天乘。(八禅定者,色界、无色界各四禅定也。四禅者,初禅、二禅、三禅、四禅也。四空者,即空处、识处、无所有处、非非想处也。)
谓三地菩萨,明修八禅定行,同于色界四禅,无色界四空处,故云发光地寄色无色界天乘。(八禅定者,色界、无色界各四禅定也。四禅者,初禅、二禅、三禅、四禅也。四空者,即空处、识处、无所有处、非非想处也。)
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