Category:Fourier transformation
mathematical transform that expresses a function of time as a function of frequency  | |||||
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Subcategories
This category has the following 9 subcategories, out of 9 total.
D
- DFT matrix (7 F)
- DFT vs DCT (20 F)
- Discrete Fourier transform (19 F)
F
- FFT (60 F)
- Fourier operator (4 F)
S
U
Media in category "Fourier transformation"
The following 143 files are in this category, out of 143 total.
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12adder multi.png 442 × 324; 22 KB
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2D Fourier Transform - An Example.webm 2 min 53 s, 1,920 × 1,080; 124.11 MB
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2D Fourier Transform - Fundamentals.webm 7 min 57 s, 1,920 × 1,080; 134.31 MB
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2D Fourier Transform and Base Images.png 2,390 × 1,158; 1.2 MB
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Analog sig pro scheme.pdf 1,650 × 1,275; 130 KB
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Bandlimited.JPG 533 × 301; 17 KB
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Beevers-Lipson strips at the Museum of the History of Science, Oxford.JPG 1,600 × 1,200; 526 KB
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Bending300 fourier.jpg 800 × 600; 49 KB
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Boxcar truncation.svg 350 × 160; 23 KB
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Bragg plane illustration.png 1,101 × 520; 41 KB
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Chest radiograph 2D Fourier Spectrum.jpg 599 × 322; 28 KB
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Circuito exemplo - Transformada de Fourier.jpg 521 × 317; 19 KB
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Collision Broadening.gif 600 × 202; 821 KB
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Continuous Fourier transform of rect and sinc functions.gif 500 × 375; 657 KB
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Continuous Fourier transform of rect and sinc functions.ogv 44 s, 960 × 720; 5.44 MB
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Convolution Cross Multiplication.jpg 1,248 × 517; 112 KB
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Convolution FFT and IFFT.jpg 1,251 × 412; 106 KB
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Cosine Series Plus Noise TFM.png 1,200 × 900; 23 KB
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Cosine Series Plus Noise.png 1,200 × 900; 24 KB
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Demo-FFT.svg 984 × 465; 40 KB
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DFTs of Five Term Cosine Series.png 1,200 × 600; 20 KB
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DiagramaMagnetudeG.png 544 × 240; 4 KB
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Diffraction on elliptic aperture with fft.png 556 × 828; 315 KB
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Dual-freq wave packet Fourier-transformed.svg 768 × 768; 26 KB
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Duck picture Fourier Transform.png 120 × 120; 11 KB
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Exemple Transformée de Fourier Discrete.jpg 1,024 × 658; 79 KB
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Exemplo - Circuito - Transformada de Fourier.jpg 505 × 318; 22 KB
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Fast Fourier Transform.png 318 × 159; 12 KB
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Fft analysis program.jpg 1,440 × 900; 720 KB
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FFT filtrada pasa alta.jpg 4,096 × 4,096; 3.5 MB
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FFT inversa de la imagen filtrada.jpg 2,907 × 1,900; 433 KB
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FFT of Cosine Summation Function.svg 970 × 805; 206 KB
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FFT of Paisaje original.jpg 4,096 × 4,096; 3.51 MB
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FFT qCO.png 390 × 452; 33 KB
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Fft-1.png 400 × 296; 3 KB
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Fft-2.png 400 × 296; 3 KB
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Fft-3.png 400 × 296; 3 KB
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FFT-Abracadabra.png 546 × 256; 19 KB
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FFT-Abraham.png 546 × 256; 20 KB
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FFT-Architectuur.png 546 × 256; 57 KB
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FFT-Hilversum III.png 546 × 256; 114 KB
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FFT-Time-Frequency-View.png 540 × 378; 98 KB
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FFT2DApplet.png 673 × 434; 171 KB
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FFTOfSpacialSineFunction.png 1,935 × 1,692; 253 KB
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Fig 07a.png 401 × 222; 5 KB
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Fig 07c.png 401 × 195; 6 KB
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Fig 07d.png 399 × 174; 7 KB
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Fig 10c.png 399 × 141; 3 KB
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Fourier filtering.png 660 × 660; 164 KB
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Fourier synthesis demo 1.pdf 2,133 × 1,600, 66 pages; 1.64 MB
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Fourier transform - time shifted signal.gif 480 × 384; 1.55 MB
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Fourier transform of rect and a translation.png 360 × 223; 12 KB
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Fourier Transform spectrometer principle.svg 707 × 455; 27 KB
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Fourier transform – Rectangular.svg 282 × 270; 79 KB
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Fourier Transform.jpg 512 × 512; 23 KB
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Fourier unit pulse.svg 800 × 600; 87 KB
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Fouriertransform av Polykromatisk stråling.gif 427 × 162; 3 KB
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Fouriertransform av Trikromatisk stråling.gif 445 × 173; 4 KB
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Fouriertransformasjon av Monokromatisk stråling.gif 431 × 166; 3 KB
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FourierTransformation 1.png 1,389 × 789; 103 KB
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FourierTransformationOfABroadenedDeltaFunction-de.svg 1,621 × 461; 9 KB
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FourierTransformationOfADeltaFunction-de.svg 1,621 × 461; 9 KB
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FourierTransformationOfASquareWave-de.svg 1,621 × 461; 16 KB
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FourierTransformOfPoissonWaveletFromPoissonKernel.png 400 × 400; 3 KB
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FracFT Rec by stevencys.jpg 1,025 × 660; 72 KB
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FracFT Rotate by stevencys.jpg 1,025 × 634; 47 KB
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Frequency response example.png 2,471 × 1,346; 161 KB
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FRFT theory 1.png 541 × 407; 12 KB
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FRFT theory 2.png 541 × 489; 15 KB
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FRFT theory 3.png 592 × 407; 14 KB
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FRFT theory 4.png 548 × 423; 18 KB
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Ft threeFreqSignal.jpg 640 × 439; 22 KB
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FTcontinuousToDiscrete3.png 2,555 × 814; 122 KB
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FtTreeFreq.jpg 1,025 × 643; 38 KB
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Gate function Fourier transformation.png 362 × 107; 860 bytes
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GraficoDiagramaMagnitude.png 544 × 240; 3 KB
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GraphDemo.JPG 1,312 × 839; 154 KB
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High Resolution THz image.png 2,512 × 1,192; 1.43 MB
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Idea FourierTransform.png 600 × 971; 22 KB
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IllustrationOfTheUseOfAFourierTransform-de.svg 2,400 × 1,000; 8 KB
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Inverse scattering transform.png 785 × 340; 51 KB
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InverseFourierTransformationOfASquareWave-de.svg 1,621 × 461; 16 KB
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KramersKronig.svg 833 × 341; 414 KB
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LCT Relation.png 1,084 × 560; 38 KB
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Leakage.jpg 860 × 321; 57 KB
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MDCT WF Leak.png 772 × 662; 20 KB
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MDCT WF.png 764 × 666; 27 KB
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NM13 7.jpg 494 × 201; 14 KB
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No-zeropad.png 1,000 × 700; 4 KB
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Paisaje con realce de bordes.jpg 2,907 × 1,900; 865 KB
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Prinzip-TD-FD OCT.png 800 × 261; 14 KB
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Qdot lorentz verbreiterung.png 706 × 256; 12 KB
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LL-Q1860 (eng)-I learned some phrases-quefrency.wav 1.2 s; 115 KB
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Radio signal with echo frequency selectivity.png 494 × 359; 3 KB
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Radon transform via Fourier transform.png 2,572 × 575; 471 KB
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Rechteckfenster Spektrum.jpg 815 × 465; 49 KB
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Rlcc.png 661 × 409; 4 KB
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Rosa Gold Glow 2 with interference FFT redchannel.png 300 × 294; 86 KB
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Sarwaterfftp.jpg 492 × 245; 80 KB
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Signal rectanglulaire paliers nuls.svg 798 × 540; 53 KB
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Simple time domain vs frequency domain IRL.svg 512 × 398; 14 KB
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Simple time domain vs frequency domain.svg 512 × 398; 30 KB
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Sine and cosine transforms with inversion equations together.svg 673 × 223; 257 KB
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SpectreFourier HD49330.png 800 × 420; 61 KB
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SysStretch300 fourier.jpg 800 × 600; 50 KB
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TDAC-MDCTs of a sweep.png 13,282 × 4,899; 7.76 MB
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TF01.Dirac temporel.png 273 × 97; 2 KB
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TF02.Constante fréquentielle.png 290 × 104; 2 KB
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TF03.Dirac décalage temporel.png 275 × 98; 3 KB
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TF04.Constante fréquentielle02.png 290 × 109; 2 KB
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TF05.Peigne Dirac temporel.png 274 × 99; 4 KB
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TF06.Peigne Dirac fréquentiel.png 279 × 100; 4 KB
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TF07.Constante temporelle.png 292 × 103; 1 KB
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TF08.Dirac fréquentiel.png 275 × 98; 2 KB
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TF09.Sinus temporel.png 292 × 134; 7 KB
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TF10.Diracs fréquentiels décalés.png 277 × 91; 3 KB
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TF11.Porte temporelle.png 292 × 114; 5 KB
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TF12.sinc fréquentiel.png 290 × 114; 10 KB
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TF13.sinc temporel.png 292 × 108; 10 KB
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TF15.Dirac fréquentiel décalé.png 276 × 101; 3 KB
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TF17.Porte convoluée par un peigne (fréquentiel).png 277 × 89; 6 KB
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TF17.Porte convoluée par un peigne (temporel).png 273 × 86; 3 KB
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Tflocale.gif 800 × 640; 1.72 MB
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Time Signal of Five Term Cosine Series.png 1,200 × 600; 17 KB
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Todiste51.png 1,069 × 562; 19 KB
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Todiste52.png 941 × 588; 18 KB
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Todiste53.png 885 × 395; 12 KB
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Todiste57.png 702 × 423; 11 KB
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TransformadaFDiagramaMagnetude.png 400 × 267; 2 KB
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Transformee Fourier signal continu.png 314 × 206; 2 KB
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Transformee Fourier signal correctement echantillonne.png 314 × 206; 3 KB
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Transformee Fourier signal incorrectement echantillonne.png 314 × 206; 3 KB
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Tri+chirp.jpg 638 × 369; 31 KB
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Tri+chirp.png 638 × 369; 10 KB
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Truncated signal Fourier transformation.png 524 × 348; 4 KB
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Twod fourier 1.jpg 514 × 774; 75 KB
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Twod fourier 2.jpg 526 × 788; 61 KB
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Use of Fourier transformation chest radiography.jpg 614 × 638; 57 KB
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Variations of the Fourier transform.tif 1,536 × 1,344; 401 KB
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Zeropad.png 1,000 × 700; 10 KB
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Zoomed DFTs of Five Term Cosine Series.png 1,200 × 600; 20 KB
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