fourier
美 [?f?ri?ei]
英 [?furiei] 
- n.傅立葉
- 網(wǎng)絡(luò)傅里葉;傅利葉;傅力葉
英漢解釋
n. | 2. Francois Marie Charles Fourier 弗朗瓦斯馬利沙利傅立葉 |
例句
Fast Fourier transforming is directly used to the output signals of the system to determine the small disturbances in the former literature.
以往的文獻(xiàn)對此系統(tǒng)的輸出信號直接作快速傅里葉變換,對外界微擾動信號進(jìn)行定位。
It was shown in [23] that the time-frequency pair of orthonormal basses that are related via the Fourier transform is highly incoherent.
文獻(xiàn)[23]證明了,通過傅里葉變換相關(guān)的規(guī)范正交的低沉音的時間-頻率對是高度不相干的。
Fourier transform is a way of looking at a time series as a sum of sine waves at different frequencies.
傅里葉變換是一種把它看成不同頻率的正弦波的級數(shù)和的方式。
According the basic properties of Fourier series of period function and using of the abstract nature of mathematics, the method direct. . .
這個方法是根據(jù)周期函數(shù)的傅里葉級數(shù)的性質(zhì)和利用數(shù)學(xué)的抽象性質(zhì),直接推導(dǎo)出另外三種形式的傅里葉變換。
Chirplet transform is the general form of Fourier transform, short-time Fourier transform and Wavelet transform.
線調(diào)頻小波變換是傅里葉變換、短時傅里葉變換和小波變換的一般形式。
METHODS Fourier self deconvolution infrared spectroscopy was used for the determination of cefalexin in the cefalexin capsules.
方法:采用傅里葉自解卷積紅外光譜定量分析技術(shù)測定了頭孢氨芐膠囊的含量。
Otaining the double Fourier transform answers to the question of transversely isotropic saturated porous half-space.
求解橫觀各向同性飽和多孔半空間問題的二重傅立葉變換解答。
By means of the split-step Fourier method, the propagation of solitons in a photonic crystal fiber (PCF) is numerically simulated.
利用快速分步傅里葉方法數(shù)值計算了孤子在光子晶體光纖中的傳輸。
The Optical Transfer Function( OTF) of a linear optical system can be derived from the Fourier Transfer of the Line Spread Function( LSF).
線性光學(xué)系統(tǒng)的傳遞函數(shù)(TF)由線擴(kuò)散函數(shù)的傅立葉變換求出。
According to the articles published, the harmonic analysis of electronic power system is usually achieved via Fast Fourier Transform(FFT).
從國內(nèi)外發(fā)表的文獻(xiàn)來看,電力系統(tǒng)的諧波分析,通常都是采用快速傅立葉變換(FFT)實現(xiàn)的。
The Fourier transform is an integral expression for a Fourier series applied to an infinitely long signal.
傅里葉變換式是對博里葉級數(shù)的一種積分表達(dá)式。
The lens-less device is called a Planar Fourier Capture Array. It's a flat piece of doped silicon.
這種沒有傳統(tǒng)透鏡裝置的攝像元件被稱為平面傅里葉式光捕獲陣列,這是一塊平面的摻雜硅。
Length of Fourier transform is connected with curve resolution. Curve resolution is lower, window length of Fourier transform is narrower.
為截取最強地層響應(yīng)信號,選取Fourier變換窗函數(shù),窗長與曲線原始分辨率有關(guān),分辨率越低的曲線窗長越大。
The course has no specific prerequisites, although a basic knowledge of Fourier transforms is recommended.
雖然需要一些傅立葉變換的基本知識,但這門課程沒有具體的先修課。
Using Fourier analysis, the stability condition for the scheme is analyzed and the result of absolute stabilization is obtained.
用分離變量法對格式進(jìn)行了穩(wěn)定性分析,得到了格式的絕對穩(wěn)定性的結(jié)果。
The discharge gap voltage is represented in terms of Fourier transform , the equivalent impedance of DBD discharge gap is available.
對放電間隙電壓進(jìn)行了傅立葉分解,并由此求出了放電間隙的等效阻抗。
For a general asymmetric optical system, the Fourier transform conditions of the system are derived by using the ray matrix method.
本文應(yīng)用光線矩陣方法,分析一般的非對稱系統(tǒng),導(dǎo)出了該系統(tǒng)的傅里葉變換條件;
Fourier transform infrared (FTIR) spectroscopy technology becomes one of the most efficient methods in the study of atmospheric species.
傅里葉變換紅外光譜(FTIR)技術(shù)已經(jīng)成為研究微量大氣組分的有效方法。
Does not need to say that, fast Fourier transforms algorithm everybody all to know.
不用多說,快速傅立葉變換算法大家都知道的。
The body contours are processed by Fourier descriptors with data dimension being reduced, and templates are created.
利用傅立葉描述子處理關(guān)鍵幀的輪廓線序列,并進(jìn)行數(shù)據(jù)維數(shù)壓縮,得到匹配模板。
The experimental conclusion is indicated rather strikingly in the Fourier plot of Fig. 223.
實驗的結(jié)論非常明顯地顯現(xiàn)在圖223的傅里葉曲線上。
Charles Fourier's harmonious society is an outstanding representative of those utopia society thoughts.
其中,法國空想社會主義者沙利?傅立葉的“和諧社會”思想具有代表性。
For anisotropic materials Fourier's law must be formulated in a more generalized form.
物質(zhì)來說,傅里葉定律必須改寫成具有更普遍意義的形式。
Phase unwrapping continues to be an important step in those techniques that obtain the phase from Fourier transforms.
相位展開仍然是一個重要步驟,這些技術(shù)的獲取階段從傅里葉變換。
At present, Fourier transform, short time Fourier transform and wavelets analysis are the main analysis methods of power quality.
目前電能質(zhì)量的數(shù)學(xué)分析方法有傅立葉變換法、短時傅立葉變換法和小波分析法等。
Used Fourier transforming the nuclear logs, its vertical resolution can be achieved from analyzing the changes of amplitude spectrum slope.
對核測井曲線進(jìn)行付氏變換,其縱向分辨率可以從分析振幅譜斜率變化中獲得。
The combination of the chain-code curve analysis and the Fourier descriptors is the distinctive characteristics of this paper.
重點介紹了形狀分析和形狀特征抽取算法。鏈碼分析和傅立葉描繪子相結(jié)合是本文一大特色。
The thermal insulation theory was analyzed and the heat transfer model was simplified based un the Fourier heat transfer law.
分析了隔熱原理,在傅里葉傳熱定律的基礎(chǔ)上,簡化傳熱模型。
A function whose Fourier transform is itself is called a self-Fourier function.
研究了二維變換中的自傅里葉-菲涅耳函數(shù)。
In this paper, separation variable method is applied to solve a Fourier solution for the Dirichlet question in circle of poisson equation.
本文應(yīng)用分離變量法,求出了一個泊松方程圓內(nèi)狄利克雷問題的付氏解。
Spectral resolution of optical fiber Fourier transform spectrometer depends on maximum optical path difference(OPD).
光纖傅里葉變換光譜儀的光譜分辨率是由最大光程差決定的。
For the microscopy by off-axis lensless Fourier transform holography, Fresnel reconstructing method is better than the convolution method.
對于離軸無透鏡傅里葉變換全息顯微來說,菲涅耳近似重建方法優(yōu)于卷積方法。
Extended Fourier diffraction theory was used, and a relation of function depended on incident angle.
該方法是傅里葉衍射理論的擴(kuò)展,是一種依賴于入射角的函數(shù)。
The best harmonic detection windowed Fourier transform function is achieved through experiments comparison.
通過實驗比較總結(jié)出諧波檢測最佳的傅立葉變換加窗函數(shù)。
This approach has fast speed as it works in spatial domain with neither complex Fourier transform nor iterative computation.
由于作用于空間域,無需復(fù)雜的傅里葉變換或迭代運算,因此該方法速度很快。
A dynamic aftereffect of texture density can be produced using changes in non-Fourier texture density (using balanced-dot textures).
一個充滿活力的后效的紋理密度能利用變化的非傅立葉紋理密度(使用平衡點紋理)。
A world in limbo, in the state of foetus, what an unheard-of spectre! Saint-Simon, Owen, Fourier, are there also, in lateral galleries .
一個處于胚胎狀態(tài)的鬼域里的世界,這是多么離奇的形相!圣西門、歐文、傅立葉,也都在那里的一些側(cè)坑里。
Neither the coherent optical input image nor the Fourier transform hologram of the reference image is required by this system.
這個系統(tǒng)既不需要相干光輸入圖像,也不需要基準(zhǔn)圖像的付氏變換金息圖。
Fourier transform infrared spectra demonstrated that the aggregate substance on aluminum foils was aluminum myristate.
經(jīng)紅外光譜分析可知,鋁表面形成了疏水性十四酸鋁。
The formulations of the response are developed from the those of the frequence-domain by the Fourier transform.
用傅里葉變換由頻率域公式導(dǎo)出了時間域的響應(yīng)公式。
The distribution of texture spectrum energy can be obtained, using Fourier spectrum under polar coordinate.
該方法利用圖像極坐標(biāo)系下的傅立葉頻譜,得到圖像紋理頻譜能量的分布情況;