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Signal acquisition, digital and analog filter design, filtering and noise reduction, signal visualization and analysis…

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Fitting data to a square wave

QUESTION FROM: James Hall | 7 months ago BY: David Keith
Curated Data , Graphics and Visualization , Image Processing , ...
19
REPLIES
4.9K
VIEWS

Construct a function from "Fourier" - data

QUESTION FROM: Hans Dolhaine | 10 years ago BY: Daniel Lichtblau
Mathematics , Signal Processing , Wolfram Language
17
REPLIES
19.1K
VIEWS

Accurately calculate tick tock period of mechanical watches?

QUESTION FROM: Mor Bo | 6 years ago BY: Mor Bo
Audio, Sound and Music , Engineering , Graphics and Visualization , ...
16
REPLIES
17.4K
VIEWS

Fourier Series of function defined with conditional statement

QUESTION FROM: Kaushik Mallick | 10 years ago BY: Kaushik Mallick
Calculus , Mathematica , Mathematics , Mechanical Engineering , ...
15
REPLIES
16.5K
VIEWS

Apply a Continued Fraction Operation to a Filter Model

QUESTION FROM: Roger Backhus | 7 years ago BY: Suba Thomas
Signal Processing
13
REPLIES
9.5K
VIEWS

Read SEGY data in Mathematica?

QUESTION FROM: Oluseun Sanuade | 7 years ago BY: Oluseun Sanuade
Data Science , External Programs and Systems , Image Processing , ...
13
REPLIES
19.1K
VIEWS

Making microtonal music, and alter audio and images?

QUESTION FROM: Sarn Richard Ursell | 4 years ago BY: Daniel Lichtblau
Audio, Sound and Music , Image Processing , Signal Processing , ...
11
REPLIES
6.3K
VIEWS

How to specify incremental constraint in LongestOrderedSequence?

QUESTION FROM: Richard Frost | 10 months ago BY: Michael Rogers
Discrete Mathematics , Mathematics , Signal Processing , ...
10
REPLIES
2.4K
VIEWS

Smoothing an irregular TimeSeries and calculate it's Derivative

QUESTION FROM: Gianluigi Salvi | 5 years ago BY: Jim Baldwin
Discrete Mathematics , Finance , Signal Processing , Wolfram Language
10
REPLIES
11K
VIEWS

Fitting different data sets with different models using FindFit

QUESTION FROM: Lorenzo Fuggiano | 5 years ago BY: Updating Name
Mathematics , Modeling , Numerical Computation , Signal Processing , ...
10
REPLIES
8.8K
VIEWS

Create custom component with custom formula or transfer function?

QUESTION FROM: Lakshmi Rajagopalan | 6 years ago BY: Lakshmi Rajagopalan
Biological Sciences , Equation Solving , Modeling , ...
10
REPLIES
9K
VIEWS

Finding Peaks with Signal Data

QUESTION FROM: Jos Klaps | 7 years ago BY: Richard Klopp
Graphics and Visualization , Signal Processing , Wolfram Language
10
REPLIES
13.8K
VIEWS

Get the original sequence in W|A with "inverse fft of fft of {0,1,2,3}"?

QUESTION FROM: Nikolay Tsenkov | 8 years ago BY: Nikolay Tsenkov
Algebra , Mathematics , Signal Processing , Wolfram|Alpha , ...
10
REPLIES
13.4K
VIEWS

Modified bessel function in Mathematica

QUESTION FROM: John G | 12 years ago BY: Richard Hennigan
Mathematica , Signal Processing
10
REPLIES
9.2K
VIEWS

Why is the number of wavelet coefficients more than expected?

QUESTION FROM: Dave Johnson | 3 years ago BY: Dave Johnson
Audio, Sound and Music , Graphics and Visualization , ...
9
REPLIES
6.7K
VIEWS

What is the expression for the periodic rectangular function?

QUESTION FROM: Felix K | 4 years ago BY: Jesse Sheinwald
Calculus , Signal Processing , Wolfram Language
9
REPLIES
21.8K
VIEWS

Streaming data from my robot to Mathematica over UDP

QUESTION FROM: LV VS | 5 years ago BY: Marcus M
Connected Devices , External Programs and Systems , ...
9
REPLIES
24.8K
VIEWS

Convert time vs accelerometer data to plot a random vibration PSD plot?

QUESTION FROM: Delan Chen | 6 years ago BY: Delan Chen
Data Science , Engineering , Graphics and Visualization , ...
9
REPLIES
12.8K
VIEWS

How to capture current microphone data?

QUESTION FROM: Xuan Li | 11 years ago BY: Xuan Li
Connected Devices , Mathematica , Signal Processing , Wolfram Language
9
REPLIES
10.2K
VIEWS

quantizer and plots in system modeler

QUESTION FROM: manu gaurav | 11 years ago BY: Henrik Tidefelt
Graphics and Visualization , Modeling , Signal Processing , ...
9
REPLIES
14K
VIEWS

Finding peaks and valleys in data

QUESTION FROM: Henrick Jeanty | 11 years ago BY: Henrick Jeanty
Data Science , Signal Processing , Wolfram Language
9
REPLIES
16K
VIEWS

Equivalent to Matlab fftshift in Mathematica

QUESTION FROM: Richard Shadbolt | 2 years ago BY: Robert Nowak
Signal Processing , Wolfram Language
8
REPLIES
22.3K
VIEWS

How to unwrap the Phase plot of BodePlot?

QUESTION FROM: Cornel B. | 2 years ago BY: Cornel B.
Engineering , Graphics and Visualization , Signal Processing , ...
8
REPLIES
6.3K
VIEWS

Reading Specific Dimensions of a Multidimensional Time Series?

QUESTION FROM: Mark Greenberg | 7 years ago BY: Henrik Schachner
Audio, Sound and Music , Data Science , Graphics and Visualization , ...
8
REPLIES
10.5K
VIEWS

Illustration of fourier series for prime number counting functions

QUESTION FROM: Steven Clark | 9 years ago BY: Steven Clark
Calculus , Discrete Mathematics , Graphics and Visualization , ...
8
REPLIES
14.4K
VIEWS

ListCorrelate results in a time shifted vector

QUESTION FROM: Cole Pierson | 10 years ago BY: David Keith
Mathematica , Signal Processing
8
REPLIES
9.9K
VIEWS

Integrate will not evaluate three-dimensional gaussian

QUESTION FROM: C. E. Coppola | 11 years ago BY: W. Craig Carter
Astronomy , Chemical Engineering , Computer Science , Data Science , ...
8
REPLIES
17.5K
VIEWS

How to run this big data program in shorter time?

QUESTION FROM: Md Taj | 4 years ago BY: Md Taj
Data Science , Mathematics , Signal Processing , ...
7
REPLIES
7.3K
VIEWS

Calculate seismic to signal ratio and peak seismic to noise ratio?

QUESTION FROM: Oluseun Sanuade | 6 years ago BY: Oluseun Sanuade
Earth Science , Mathematics , Signal Processing , Wolfram Language
7
REPLIES
8.8K
VIEWS

Periodic piecewise functions?

QUESTION FROM: Nev Nev | 7 years ago BY: Ambuj Jain
Mathematics , Signal Processing , Wolfram Language
7
REPLIES
19.9K
VIEWS

Insert or Joint a element in a table

QUESTION FROM: margherita ferrucci | 10 years ago BY: David Gathercole
Civil Engineering , Education , Engineering , Finance , ...
7
REPLIES
16.9K
VIEWS

How to smooth and filter the signal?

QUESTION FROM: Peter Parker | 10 years ago BY: EDITORIAL BOARD
Image Processing , Optimization , Signal Processing , Wolfram Language
7
REPLIES
15.4K
VIEWS

RecordSound

QUESTION FROM: benrus200 | 11 years ago BY: benrus200
Import and Export , Mathematica , Signal Processing , Wolfram Language
7
REPLIES
7.5K
VIEWS

Issue with Inverse Fourier transforms of Hypergeometric functions?

QUESTION FROM: Fab Nicol | 3 years ago BY: Fab Nicol
Mathematics , Signal Processing , Symbolic Computations , ...
6
REPLIES
5.1K
VIEWS

How do I specify an exact value range in ColorFunction?

QUESTION FROM: Garrett Neske | 4 years ago BY: Sander Huisman
Data Science , Graphics and Visualization , Mathematica , ...
6
REPLIES
41.3K
VIEWS

Laplace transform with time shifts and trig functions are very slow

QUESTION FROM: Michael Gustafson | 5 years ago BY: Michael Gustafson
Mathematica , Mathematics , Signal Processing , Wolfram Language
6
REPLIES
10.9K
VIEWS

Obtain the mean and variance of the below PDF?

QUESTION FROM: Rafik zeraoulia | 6 years ago BY: Rafik zeraoulia
Mathematics , Signal Processing , Statistics and Probability , ...
6
REPLIES
7.3K
VIEWS

Connect Mathematica to a Bluetooth 4.0 device?

QUESTION FROM: Tsai Ming-Chou | 6 years ago BY: Flip Phillips
Connected Devices , Engineering , External Programs and Systems , ...
6
REPLIES
14.9K
VIEWS

Export matrix data to plot in third party softwares?

QUESTION FROM: Surendra Anantharaman | 8 years ago BY: Gustavo Delfino
External Programs and Systems , Image Processing , ...
6
REPLIES
8.1K
VIEWS

How to incorporate a package written in C, like the FFTW package?

QUESTION FROM: Jan P | 8 years ago BY: Szabolcs Horvát
Mathematica , Signal Processing , Software Development , ...
6
REPLIES
10.3K
VIEWS

Setup an i2c interface?

QUESTION FROM: Ted vanderTogt | 8 years ago BY: Ian Johnson
Connected Devices , External Programs and Systems , Raspberry Pi , ...
6
REPLIES
12.6K
VIEWS

Time series with multiple seasonality using Fourier external regressors?

QUESTION FROM: Crescent Curtis | 9 years ago BY: Eduardo Serna
Data Science , Signal Processing , Wavelets and Fourier Series , ...
6
REPLIES
14.6K
VIEWS

Where is documentation on option FourierParameters

QUESTION FROM: Jay Gourley | 3 months ago BY: Roger Backhus
Mathematics , Physics , Signal Processing , Wolfram Language
5
REPLIES
7.9K
VIEWS

Computation of MFCC and Documentation of AudioLocalMeasurements?

QUESTION FROM: Scott Guthery | 1 year ago BY: Gareth Russell
Audio, Sound and Music , Signal Processing , ...
5
REPLIES
12K
VIEWS

Plot audio data from a dual (stereo) channel file?

QUESTION FROM: Motilal khoirom | 1 year ago BY: Adam Cherad
Audio, Sound and Music , Graphics and Visualization , Mathematics , ...
5
REPLIES
8.9K
VIEWS

Plot frequency with real & imaginary part?

QUESTION FROM: Md Taj | 4 years ago BY: Md Taj
Graphics and Visualization , Mathematics , Signal Processing , ...
5
REPLIES
6K
VIEWS

Change the style of the default voice of Speak function?

QUESTION FROM: agilicz | 5 years ago BY: Bogdan Nicolescu
Audio, Sound and Music , Mathematica , Signal Processing , ...
5
REPLIES
13.4K
VIEWS

Use the Shannon sampling to find an analytic expression for some 2D data?

QUESTION FROM: Jaime de la Mota | 6 years ago BY: Eleazar Johannian
Data Science , Mathematics , Signal Processing , ...
5
REPLIES
7.7K
VIEWS

Get the same FourierTransform results across different versions?

QUESTION FROM: Brian Gerwe | 6 years ago BY: Brian Gerwe
Mathematica , Mathematics , Signal Processing , ...
5
REPLIES
10.2K
VIEWS

[WSC18] Voice sentiment classification using neural networks

QUESTION FROM: Ryan Heo | 7 years ago BY: Ryan Heo
Audio, Sound and Music , Computational Humanities , Data Science , ...
5
REPLIES
14.1K
VIEWS

Symlets wavelets give different results after upgrading Mathematica 11.0.1?

QUESTION FROM: Claude Mante | 9 years ago BY: Sean Clarke
Mathematica , Mathematics , Signal Processing , ...
5
REPLIES
9.4K
VIEWS

Data assimilation for ice growth

QUESTION FROM: Soren Molander | 9 years ago BY: Soren Molander
Data Science , Signal Processing
5
REPLIES
6.2K
VIEWS

"Plot3D" Not responding to changes in wave function conditions.

QUESTION FROM: Chris Penney | 10 years ago BY: Erik Mahieu
Calculus , Mathematica , Physics , Signal Processing , ...
5
REPLIES
10.4K
VIEWS

Cross-correlation of two data sets

QUESTION FROM: John Ahlers | 11 years ago BY: Sean Clarke
Image Processing , Mathematica , Signal Processing
5
REPLIES
21K
VIEWS

Plot functions with Symbolic parameters

QUESTION FROM: Sadi Altamimi | 12 years ago BY: Sadi Altamimi
Graphics and Visualization , Mathematica , Signal Processing
5
REPLIES
13.5K
VIEWS

Why doesn't Fourier work properly with NumericArray?

QUESTION FROM: Anton Lutsenko | 6 months ago BY: Jaymal Raja
Physics , Signal Processing , Wolfram Language
4
REPLIES
1.7K
VIEWS

How can I plot a system's response depending on certain condition

QUESTION FROM: Koushik Maharatna | 1 year ago BY: Koushik Maharatna
Graphics and Visualization , Signal Processing , Wolfram Language
4
REPLIES
2.3K
VIEWS

Using Manipulate and Sin functions to visualize traverse & standing waves

QUESTION FROM: Mitchell Sandlin | 2 years ago BY: Henrik Schachner
Dynamic Interactivity , Graphics and Visualization , ...
4
REPLIES
4.6K
VIEWS

Signal processing from Discrete data (Discrete Fourier Transform)

QUESTION FROM: Yann Appelmans | 3 years ago BY: Yann Appelmans
Graphics and Visualization , Signal Processing , Wolfram Language
4
REPLIES
5.4K
VIEWS

Convert a piecewise integer function into usable form such as a List?

QUESTION FROM: Douglas Kubler | 5 years ago BY: Douglas Kubler
Discrete Mathematics , Mathematics , Numerical Computation , ...
4
REPLIES
6.4K
VIEWS

[?] Fit noisy data as a Least squares problem?

QUESTION FROM: Lorenzo Fuggiano | 5 years ago BY: Martijn Froeling
Optimization , Modeling , Numerical Computation , Signal Processing , ...
4
REPLIES
8.1K
VIEWS

Calculate the background of the annexed spectrum with EstimatedBackground?

QUESTION FROM: Sandra Fernandes | 8 years ago BY: Sandra Fernandes
Chemistry , Import and Export , Signal Processing , Wolfram Language
4
REPLIES
8.8K
VIEWS

Send message outside Mathematica through Channel-Based Network?

QUESTION FROM: Diego Zviovich | 8 years ago BY: Igor Bakshee
Connected Devices , External Programs and Systems , ...
4
REPLIES
14.6K
VIEWS

Output or analyse the result of Speak function?

QUESTION FROM: Luchuan Liu | 8 years ago BY: Luchuan Liu
Audio, Sound and Music , Signal Processing , Wolfram Language
4
REPLIES
10.4K
VIEWS

Using NonlinearModelFit for complex data ?

QUESTION FROM: Christian Neel | 9 years ago BY: Gale Bradfield
Data Science , Engineering , Mathematics , Physics , ...
4
REPLIES
15.5K
VIEWS

Fourier Transformation of periodic functions

QUESTION FROM: Saf Al | 9 years ago BY: Saf Al
Mathematics , Signal Processing , Wolfram Language
4
REPLIES
9K
VIEWS

ListPlot3D to show the dependence of a spectrum on a parameter?

QUESTION FROM: Steve Bardwell | 9 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , ...
4
REPLIES
5.9K
VIEWS

Minimize and complex numbers

QUESTION FROM: Kris Brumbaugh | 10 years ago BY: Udo Krause
Mathematica , Physics , Signal Processing , Wolfram Language
4
REPLIES
9.4K
VIEWS

How to implement this Bayesian Regression Algorithm?

QUESTION FROM: Aryan Howl | 10 years ago BY: Dylan Jorgensen
Blockchain , Curated Data , Economics , Mathematica , ...
4
REPLIES
18.9K
VIEWS

Plot command help

QUESTION FROM: ash ash | 10 years ago BY: Frank Kampas
Civil Engineering , Computer Science , Data Science , Education , ...
4
REPLIES
12.6K
VIEWS

how to connect DLATRAM in System Modeler?

QUESTION FROM: manu gaurav | 11 years ago BY: manu gaurav
Engineering , Mathematics , Modeling , Signal Processing , ...
4
REPLIES
11.4K
VIEWS

Why do i get different outputs for equivalent commands?

QUESTION FROM: Matteo Di Loreto | 11 years ago BY: Matteo Di Loreto
Control Systems , Data Science , Engineering , Mathematics , ...
4
REPLIES
5.9K
VIEWS

How to use ToDiscreteTimeModel or TransferFunctionModel with DSP convention

QUESTION FROM: sang mo | 11 years ago BY: sang mo
External Programs and Systems , Modeling , Signal Processing , ...
4
REPLIES
7.3K
VIEWS

Computing the transient response of linear systems using Laplace transforms

QUESTION FROM: Miguel Fernandes | 11 years ago BY: Miguel Fernandes
Calculus , Signal Processing , Wolfram Language
4
REPLIES
9.2K
VIEWS

Periodic piecewise function

QUESTION FROM: Javier Montalt | 12 years ago BY: Javier Montalt
Mathematics , Signal Processing
4
REPLIES
26.8K
VIEWS

FindPeaks having issues with TimeSeries

QUESTION FROM: Edmund Robinson | 9 months ago BY: Jim Baldwin
Mathematics , Signal Processing , Statistics and Probability , ...
3
REPLIES
3.5K
VIEWS

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

QUESTION FROM: Jay Gourley | 10 months ago BY: Jay Gourley
Signal Processing , Wavelets and Fourier Series , Wolfram Language
3
REPLIES
2.9K
VIEWS

Incorrect plot range when range is specified with unit

QUESTION FROM: Chen Huang | 4 years ago BY: Brad Klee
Engineering , Graphics and Visualization , Signal Processing , ...
3
REPLIES
5.7K
VIEWS

How to reconstruction of Fourier data?

QUESTION FROM: Md Taj | 4 years ago BY: Md Taj
Mathematics , Signal Processing , Wolfram Language
3
REPLIES
7.3K
VIEWS

Compute variance of data by function fit or other method?

QUESTION FROM: Richard Frost | 5 years ago BY: Jim Baldwin
Data Science , Graphics and Visualization , Mathematics , ...
3
REPLIES
8.7K
VIEWS

User Input

QUESTION FROM: Daan Pals | 5 years ago BY: Daan Pals
Mathematica , Signal Processing
3
REPLIES
8.6K
VIEWS

Calculate and plot Fourier spectrum using W|A?

QUESTION FROM: Jeffrey Love | 6 years ago BY: Daniel Lichtblau
Mathematics , Signal Processing , Wavelets and Fourier Series , ...
3
REPLIES
9.6K
VIEWS

Converting continuous signal to digital signal

QUESTION FROM: Lakshmi Rajagopalan | 6 years ago BY: Ankit Naik
Modeling , Signal Processing , SystemModeler
3
REPLIES
8.5K
VIEWS

Why .wav file is not saved for some Sample Rate values?

QUESTION FROM: Domingo Gomez Morin | 6 years ago BY: Domingo Gomez Morin
Audio, Sound and Music , Import and Export , Signal Processing , ...
3
REPLIES
7.2K
VIEWS

Why does Periodogram not reproduce squared magnitude of Fourier output?

QUESTION FROM: Michael Marino | 6 years ago BY: michael colacino
Biological Sciences , Mathematica , Numerical Computation , ...
3
REPLIES
10.2K
VIEWS

Convert a Wolfram Language code into a Matlab code?

QUESTION FROM: Roayat Ismail | 7 years ago BY: Szabolcs Horvát
Data Science , Engineering , External Programs and Systems , ...
3
REPLIES
12.2K
VIEWS

Decrease a Dataset size in RAM?

QUESTION FROM: Andrea Barresi | 7 years ago BY: Andrea Barresi
Data Science , Import and Export , Mathematica , Optimization , ...
3
REPLIES
8.1K
VIEWS

Understand algorithm for AudioLocalMeasurements, & ModifiedKullbackLeibler?

QUESTION FROM: Matthew Sottile | 7 years ago BY: Matthew Sottile
Audio, Sound and Music , Signal Processing , Wolfram Language
3
REPLIES
9.1K
VIEWS

Export audio file without clipping waveform?

QUESTION FROM: Jackie Bertone | 8 years ago BY: Chris P
Audio, Sound and Music , Import and Export , Mathematica , ...
3
REPLIES
11K
VIEWS

How does Wolfram Language deal with DiracDelta[0] in Integrate command?

QUESTION FROM: Vamsi Meesala | 8 years ago BY: Daniel Lichtblau
Engineering , Mathematics , Physics , Signal Processing , ...
3
REPLIES
7.9K
VIEWS

Match data by using a weighted sum of 4-parameter beta distribution?

QUESTION FROM: Alex Token | 8 years ago BY: Yehuda Ben-Shimol
Data Science , Signal Processing , Statistics and Probability , ...
3
REPLIES
9.9K
VIEWS

Solve convergence problem in two-dimentional NIntegrate?

QUESTION FROM: F TQ | 9 years ago BY: Mariusz Iwaniuk
Calculus , Control Systems , Engineering , Mathematics , ...
3
REPLIES
12.7K
VIEWS

customize Plot Marker command

QUESTION FROM: ash ash | 10 years ago BY: Alexey Popkov
Data Science , Earth Science , Image Processing , Signal Processing , ...
3
REPLIES
11.8K
VIEWS

Help with Bessel Function

QUESTION FROM: D Moore | 10 years ago BY: D Moore
Calculus , Mathematica , Mathematics , Signal Processing , ...
3
REPLIES
7.4K
VIEWS

FFT - InverseFourier[] - ListPlot

QUESTION FROM: Stefano Pavinato | 11 years ago BY: David Keith
Graphics and Visualization , Signal Processing , Wolfram Language
3
REPLIES
11K
VIEWS

Fourier of stepfunction results in "non-injective" spectrum

QUESTION FROM: Holger Schlüter | 11 years ago BY: David Reiss
Mathematica , Signal Processing , Wolfram Language
3
REPLIES
5.2K
VIEWS

Sorting Data

QUESTION FROM: sean roubion | 11 years ago BY: Bill Simpson
Graphics and Visualization , Mathematica , Signal Processing , ...
3
REPLIES
7.1K
VIEWS

Sorting matrix

QUESTION FROM: Luis Ledesma | 11 years ago BY: Shenghui Yang
Mathematica , Mathematics , Signal Processing
3
REPLIES
4.3K
VIEWS

Analyzing .mov video file for RGB color

QUESTION FROM: greenchic | 11 years ago BY: Jon Rogers
Image Processing , Mathematica , Signal Processing
3
REPLIES
11.8K
VIEWS

ReleaseHold not effective

QUESTION FROM: Sylvain Rousseau | 12 years ago BY: Sylvain Rousseau
Mathematica , Signal Processing
3
REPLIES
10.4K
VIEWS
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234 Discussions

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chloekong0110
Chloe Kong
3 months ago
antonlutsenko
Anton Lutsenko
3 months ago
hall9
James Hall
6 months ago
lolaadrian
Jesús Adrián Montesinos Correa
8 months ago
tangentvectors
Richard Frost
2 months ago
jgourle2
Jay Gourley
5 months ago
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Mariusz Jankowski
6 months ago

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