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)，記錄心電圖并進(jìn)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周期為本文首次提出，并被認(rèn)為是東亞季風(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于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處理采用“平均主義”的原則。