power spectral analysis

常見例句

Electrocardiograph was continuously recorded for power spectral analysis of heart rate variability (HRV PSA).
持續(xù)監(jiān)測血流動力學(xué)指標(biāo)，記錄心電圖竝進行心率變異功率頻譜分析（HRV - PSA）；
Using power spectral analysis, centennial and millennial-scale cycles of Paleo-monsoon were extracted. In the cycles, 71 a is the basic cycle of East Asian Monsoon.
應(yīng)用功率譜分析的方法，提取出同時段百年尺度和千年尺度的古季風(fēng)周期，其中71 a周期爲(wèi)本文首次提出，竝被認爲(wèi)是東亞季風(fēng)活動最顯著的基準(zhǔn)周期之一。
Traditional speech signal processing is based on FFT power spectral analysis, in noisy condition, the spectrum of noise and speech signal are processed in the same way.
傳統(tǒng)語音信號譜特征的提取是基於FFT 的能譜分析方法，在噪音環(huán)境情況下，對噪音的頻譜成分與語音信號的頻譜成分的処理採用“平均主義”的原則。