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Wavelets and Fourier Series
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Wavelet families, discrete and continuous transforms, visualization, Fourier series, transforms...

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Why is the number of wavelet coefficients more than expected?

QUESTION FROM: Dave Johnson | 4 years ago BY: Dave Johnson
Audio, Sound and Music , Graphics and Visualization , ...
9
REPLIES
7.4K
VIEWS

[WSC19] Visualizing Fourier Synthesis

QUESTION FROM: Mukilan Karthikeyan | 7 years ago BY: Mukilan Karthikeyan
Calculus , Discrete Mathematics , Graphics and Visualization , ...
7
REPLIES
26.8K
VIEWS

Get the same FourierTransform results across different versions?

QUESTION FROM: Brian Gerwe | 7 years ago BY: Brian Gerwe
Mathematica , Mathematics , Signal Processing , ...
5
REPLIES
11.1K
VIEWS

How to implement this Bayesian Regression Algorithm?

QUESTION FROM: Aryan Howl | 11 years ago BY: Dylan Jorgensen
Blockchain , Curated Data , Economics , Mathematica , ...
4
REPLIES
19.6K
VIEWS

Performing discrete Fourier transform on a TimeSeries data

QUESTION FROM: KC K | 5 years ago BY: Daniel Lichtblau
Mathematics , Wavelets and Fourier Series , Wolfram Language
1
REPLIES
7.4K
VIEWS

Help!! I can't find the error in this program? (InverseFunction)

QUESTION FROM: Lina Lili | 6 years ago BY: Rohit Namjoshi
Control Systems , Equation Solving , Wavelets and Fourier Series , ...
8
REPLIES
8.5K
VIEWS

[?] Get Fourier series coefficients with for loop?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Michael Rogers
Mathematics , Wavelets and Fourier Series , Wolfram Language
8
REPLIES
15.1K
VIEWS

Illustration of fourier series for prime number counting functions

QUESTION FROM: Steven Clark | 10 years ago BY: Steven Clark
Calculus , Discrete Mathematics , Graphics and Visualization , ...
8
REPLIES
15.3K
VIEWS

[WSSA16] Intelligent Noise Cancellation

QUESTION FROM: Minas Ghazaryan | 2 years ago BY: Jos Klaps
Audio, Sound and Music , Mathematica , Signal Processing , ...
1
REPLIES
9.8K
VIEWS

Fourier series coefficients of a periodic function defined by a base signal

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Michael Rogers
Mathematics , Wavelets and Fourier Series , Wolfram Language
8
REPLIES
11K
VIEWS

[?]Select with Cases certain elements of a list of rules (wavelet results)?

QUESTION FROM: André Dauphiné | 9 years ago BY: André Dauphiné
Wavelets and Fourier Series , Wolfram Language
2
REPLIES
10K
VIEWS

Best Wavelet for Iris Recognition

QUESTION FROM: Behnam Jamali | 11 years ago BY: Nikola Plamenov
Image Processing , Wavelets and Fourier Series , Wolfram Language
2
REPLIES
9.4K
VIEWS

How can I convert the amplitude of sin(x)+1 to grayscale and plot?

QUESTION FROM: Haiyin Sun | 2 years ago BY: Haiyin Sun
Graphics and Visualization , Wavelets and Fourier Series , ...
2
REPLIES
2.1K
VIEWS

Fourier Series calculated by Mathematica gives wrong result?

QUESTION FROM: Cornel B. | 3 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , ...
6
REPLIES
5.5K
VIEWS

FourierCosCoefficient takes long time with no output

QUESTION FROM: Zhang Yuhan | 4 years ago BY: Mariusz Iwaniuk
Mathematics , Wavelets and Fourier Series , Wolfram Language
3
REPLIES
4.4K
VIEWS

Graph the contour of a resulting Manipulate curve?

QUESTION FROM: Bogdan Andersen | 10 years ago BY: Updating Name
Audio, Sound and Music , Dynamic Interactivity , ...
4
REPLIES
9.8K
VIEWS

Help with Fourier[]: understanding how discrete Fourier transforms works

QUESTION FROM: Jay Gourley | 2 years ago BY: Jay Gourley
Signal Processing , Wavelets and Fourier Series , Wolfram Language
3
REPLIES
4.1K
VIEWS

Computation of MFCC and Documentation of AudioLocalMeasurements?

QUESTION FROM: Scott Guthery | 2 years ago BY: Gareth Russell
Audio, Sound and Music , Signal Processing , ...
5
REPLIES
13.1K
VIEWS

Problem with a Fourier Transform result

QUESTION FROM: Ss Lite | 6 years ago BY: Martijn Froeling
Algebra , Calculus , Mathematics , Wavelets and Fourier Series , ...
2
REPLIES
8.4K
VIEWS

Calculate Resultant of an equation?

QUESTION FROM: Deepak Singh | 8 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Wavelets and Fourier Series , ...
2
REPLIES
8.7K
VIEWS

[?] Account for this non-odd result from FourierSinTransform?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Mathematics , Wavelets and Fourier Series , Wolfram Language
2
REPLIES
6.1K
VIEWS

[?] Get Fourier series coefficients of Sin[]?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Daniel Lichtblau
Mathematics , Wavelets and Fourier Series , Wolfram Language
1
REPLIES
7.4K
VIEWS

Fourier expansion does not match parent function

QUESTION FROM: Kaushik Mallick | 10 years ago BY: David Reiss
Graphics and Visualization , Mathematics , ...
5
REPLIES
11.8K
VIEWS

Spectrogram of a Sound Object

QUESTION FROM: Luis Mendes | 11 years ago BY: Sean Clarke
Audio, Sound and Music , Graphics and Visualization , Mathematica , ...
1
REPLIES
13.4K
VIEWS

Solving a 2D Fourier Transform

QUESTION FROM: Nick Pizzi | 12 years ago BY: Nick Pizzi
Calculus , Mathematica , Wavelets and Fourier Series , ...
4
REPLIES
15.5K
VIEWS

Scale & offset Spectrogram axes

QUESTION FROM: Roger Backhus | 5 months ago BY: Eric Rimbey
Graphics and Visualization , Wavelets and Fourier Series
1
REPLIES
767
VIEWS

Difficulty to create the 3D plot of the Linear Schrödinger equation

QUESTION FROM: Athanasios Paraskevopoulos | 3 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Graphics and Visualization , ...
1
REPLIES
3.5K
VIEWS

Problem with the Animate Plot3-D for the diffusion equation

QUESTION FROM: Athanasios Paraskevopoulos | 3 years ago BY: Athanasios Paraskevopoulos
Calculus , Dynamic Interactivity , Graphics and Visualization , ...
2
REPLIES
2.8K
VIEWS

WaveletFilterCoefficients don't satisfy condition in documentation?

QUESTION FROM: Marco Mignacca | 4 years ago
Mathematics , Wavelets and Fourier Series , Wolfram Language
0
REPLIES
2.1K
VIEWS

Discrete Wavelet Transform coefficients reconstruction in Mathematica?

QUESTION FROM: Joseph ol | 6 years ago BY: Mike Besso
Signal Processing , Wavelets and Fourier Series , Wolfram Language
1
REPLIES
6.1K
VIEWS

[?] Obtain the FFT of a wave form?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Muhammad Afzal
Discrete Mathematics , Mathematics , Wavelets and Fourier Series , ...
2
REPLIES
10.6K
VIEWS

[?] Get the FourierTransform of a two dimension door function?

QUESTION FROM: Abdelkarim BOSKRI | 9 years ago BY: Henrik Schachner
Mathematics , Signal Processing , Wavelets and Fourier Series , ...
2
REPLIES
10.9K
VIEWS

Symlets wavelets give different results after upgrading Mathematica 11.0.1?

QUESTION FROM: Claude Mante | 10 years ago BY: Sean Clarke
Mathematica , Mathematics , Signal Processing , ...
5
REPLIES
9.8K
VIEWS

How to solve a PDE on Mathematica

QUESTION FROM: Pamela Vilela | 10 years ago BY: Gianluca Gorni
Mathematica , Optimization , Mathematics , Wavelets and Fourier Series
6
REPLIES
16.9K
VIEWS

Cosine coefficient of the Fourier serie of $\sqrt{1 - k^2 \sin{t}^2}$

QUESTION FROM: afreeka b | 12 years ago BY: afreeka b
Mathematics , Wavelets and Fourier Series
2
REPLIES
8.5K
VIEWS

How to threshold wavelet coefficients ( keep largest 1/2 of them )?

QUESTION FROM: Me Myself | 12 years ago BY: MinHsuan Peng
Mathematica , Wavelets and Fourier Series , Wolfram Language
3
REPLIES
12K
VIEWS

Symbolic 3D FourierTransform

QUESTION FROM: Pietro Zaccagnini | 12 years ago BY: Pietro Zaccagnini
Mathematica , Mathematics , Wavelets and Fourier Series , ...
6
REPLIES
11.8K
VIEWS

Triangle break down of the letter of the alphabet

QUESTION FROM: lou bezannier | 3 years ago
Wavelets and Fourier Series , Wolfram Language
0
REPLIES
2.5K
VIEWS

Calculate the values at the points of 10-point partition-periodic function

QUESTION FROM: Athanasios Paraskevopoulos | 3 years ago BY: Rohit Namjoshi
Calculus , Graphics and Visualization , Mathematics , ...
1
REPLIES
3K
VIEWS

Solution values doubled in Fourier series problem output?

QUESTION FROM: Athanasios Paraskevopoulos | 3 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wavelets and Fourier Series , ...
5
REPLIES
3.4K
VIEWS

How to solve the inverse Laplace transform?

QUESTION FROM: Xin Ning | 5 years ago BY: Xin Ning
Calculus , Equation Solving , Mathematics , ...
1
REPLIES
4.6K
VIEWS

Why does FourierSeries[] return the input?

QUESTION FROM: Roger Backhus | 5 years ago BY: Rohit Namjoshi
Wavelets and Fourier Series , Wolfram Language
2
REPLIES
5.9K
VIEWS

Modelling cycles trough Fourier Analyss/Synthesis on financial time series

QUESTION FROM: Giuseppe Vonella | 6 years ago
Economics , Finance , Finance Platform , Modeling , ...
0
REPLIES
5.2K
VIEWS

HankelTransform/ InverseHankelTransform functions not recognized

QUESTION FROM: Sebastian Tiesmeyer | 6 years ago
Medical Sciences , Wavelets and Fourier Series , Wolfram|Alpha , ...
0
REPLIES
3.6K
VIEWS

Compute 2π periodic the Fourier series or coefficients, sine-cosine form

QUESTION FROM: hugo cardona | 6 years ago
Algebra , Mathematics , Wavelets and Fourier Series , Wolfram Language
0
REPLIES
4K
VIEWS

How is FourierParameters processed in the function.

QUESTION FROM: Ss Lite | 6 years ago BY: Anonymous User
Algebra , Calculus , Computational Systems , Mathematics , ...
1
REPLIES
8.7K
VIEWS

Calculate and plot Fourier spectrum using W|A?

QUESTION FROM: Jeffrey Love | 7 years ago BY: Daniel Lichtblau
Mathematics , Signal Processing , Wavelets and Fourier Series , ...
3
REPLIES
10.2K
VIEWS

Fourier response different from Laplace?

QUESTION FROM: Ermanno Citraro | 7 years ago
Mathematics , Wavelets and Fourier Series , Wolfram Language
0
REPLIES
4.7K
VIEWS

Issues with InverseFourierSequenceTransform?

QUESTION FROM: Anonymous User | 8 years ago BY: Dent de Lion
Mathematics , Wavelets and Fourier Series , Wolfram Language
2
REPLIES
6.2K
VIEWS

Account for this non-linearity in FourierTransform?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Mathematics , Symbolic Computations , Wavelets and Fourier Series , ...
6
REPLIES
7.5K
VIEWS
1
2

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74 Discussions

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dara
Dara Shayda
6 days ago
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Juan Ortiz
13 days ago
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Roger Backhus
4 months ago
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Philip Kuchel
5 months ago
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Rafael G. González-Acuña
11 months ago
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Dean Gladish
4 months ago
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Kosala Herath
1 year ago

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