IDFT

常見例句

• Our approach has been validated by frequency-domain results through IDFT.
  進(jìn)一步擴(kuò)展,考慮介質(zhì)金屬組合體的時(shí)域散射,選用的是時(shí)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.
  再由語(yǔ)音信號(hào)譜包估計(jì)抽樣自相關(guān) ,用 IDFT提取抽樣自相關(guān)估計(jì)。
• This paper describes a new method which uses IDFT (Inverse Discrete Fourier Transform) technique to do time domain near field measurement for antenna.
  本文提出了一種利用離散付立葉反變換（IDFT）技術(shù)完成天線的時(shí)域近場(chǎng)測(cè)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變換域利用多徑時(shí)延集中在整個(gè)時(shí)隙的前一段的特點(diǎn)降低噪聲。
• 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提出用一個(gè)復(fù)向量的DFT計(jì)算一個(gè)實(shí)向量的DFT和另一個(gè)實(shí)向量的DFT的IDFT;這是一個(gè)具有理論意義和應(yīng)用價(jià)值的結(jié)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.
  文章介紹了對(duì)數(shù)字圖象中待識(shí)別的目標(biāo)用傅立葉描述子(FD)進(jìn)行描述,并根據(jù)對(duì)FD的IDFT變換的形式,提出使用人工神經(jīng)網(wǎng)絡(luò)進(jìn)行識(shí)別。
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