IDFT

常见例句

• Our approach has been validated by frequency-domain results through IDFT.
  进一步扩展,考虑介质金属组合体的时域散射,选用的是时域EFIE-PMCHW方程并求解。
• The spectral envelope is the mel frequency scale and IDFT is used to extract the estimate of sample autocorrelations.
  再由语音信号谱包估计抽样自相关 ,用 IDFT提取抽样自相关估计。
• This paper describes a new method which uses IDFT (Inverse Discrete Fourier Transform) technique to do time domain near field measurement for antenna.
  本文提出了一种利用离散付立叶反变换（IDFT）技术完成天线的时域近场测量的方法.
• To further reduce the influence of noise, the time-domain-based channel estimation methods are also combined with IDFT transform domain technique.
  IDFT变换域利用多径时延集中在整个时隙的前一段的特点降低噪声。
• Resently, S.Moshe and D. Hertz presented a method to compute the DFT of an ?N??point real vector and IDFT of the DFT of another ?N??point real vector by a single DFT.
  不久前;Moshe和Hertz提出用一个复向量的DFT计算一个实向量的DFT和另一个实向量的DFT的IDFT;这是一个具有理论意义和应用价值的结果.
• This article introduces how to use Fourier Description to descript a recognited-object in a digital image and according to IDFT of Fourier Description transformation form,proposes the use artificial nerual network carries on the recognition.
  文章介绍了对数字图象中待识别的目标用傅立叶描述子(FD)进行描述,并根据对FD的IDFT变换的形式,提出使用人工神经网络进行识别。
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