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

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[WSG22] Daily Study Group: Signals, Systems and Signal Processing

CONTRIBUTED BY: Abrita Chakravarty | 1 year ago BY: Mariusz Jankowski
Control Systems , Education , Events & Media , Mathematica , ...
113
REPLIES
42.3K
VIEWS

Simple, fast compiled peak detection based on moving average

CONTRIBUTED BY: Vitaliy Kaurov | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Compilation , Data Science , ...
20
REPLIES
84.9K
VIEWS

Fitting data to a square wave

QUESTION FROM: James Hall | 8 months ago BY: David Keith
Curated Data , Graphics and Visualization , Image Processing , ...
19
REPLIES
5K
VIEWS

Wavelet-Based Peak Detection

CONTRIBUTED BY: Christopher Wolfram | 9 years ago BY: Nathan Imig
Data Science , Mathematica , Mathematics , Signal Processing , ...
17
REPLIES
32K
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

Aftermath of the solar eclipse

CONTRIBUTED BY: Marco Thiel | 1 year ago BY: Paige Vigliarolo
Staff Picks , Data Science , Earth Science , ...
16
REPLIES
36.9K
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

Using your smart phone as the ultimate sensor array for Mathematica

CONTRIBUTED BY: Marco Thiel | 5 years ago BY: Jack I Houng
Connected Devices , Data Science , Know-How , Mathematica , ...
15
REPLIES
72.1K
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
19.2K
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 | 11 months ago BY: Michael Rogers
Discrete Mathematics , Mathematics , Signal Processing , ...
10
REPLIES
2.5K
VIEWS

Predicting COVID-19 using cough sounds classification

CONTRIBUTED BY: Siria Sadeddin | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Artificial Intelligence , Audio, Sound and Music , ...
10
REPLIES
18.8K
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
6.8K
VIEWS

[WSC18] Music Sentiment Analysis through Machine Learning

CONTRIBUTED BY: William Yicheng Zhu | 3 years ago BY: Harlan Brothers
Staff Picks , Artificial Intelligence , Audio, Sound and Music , ...
9
REPLIES
27.3K
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

Hiding secret messages in music

CONTRIBUTED BY: Marco Thiel | 5 years ago BY: Marco Thiel
Staff Picks , Audio, Sound and Music , Data Science , ...
9
REPLIES
37.1K
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
24.9K
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
12.9K
VIEWS

Unpredictable Solar Systems

CONTRIBUTED BY: Todd Rowland | 10 years ago BY: Daniel Langstaff
Astronomy , Education , Game Development , Mathematics , ...
9
REPLIES
14.4K
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
16.1K
VIEWS

Equivalent to Matlab fftshift in Mathematica

QUESTION FROM: Richard Shadbolt | 2 years ago BY: Robert Nowak
Signal Processing , Wolfram Language
8
REPLIES
22.4K
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

Independent component analysis for multidimensional signals

CONTRIBUTED BY: Anton Antonov | 9 years ago BY: Anton Antonov
Staff Picks , Data Science , Graphics and Visualization , ...
8
REPLIES
21.2K
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
8.9K
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
41.4K
VIEWS

Identifying EEG signals with deep learning

CONTRIBUTED BY: Anshul Chandra | 4 years ago BY: Silvia Hao
Staff Picks , Artificial Intelligence , Biological Sciences , ...
6
REPLIES
16.1K
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
11K
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
15K
VIEWS

Classifier for Human Motions with data from an accelerometer

CONTRIBUTED BY: Pablo Ruales | 7 years ago BY: riadh said
Staff Picks , Connected Devices , Curated Data , Data Drop , ...
6
REPLIES
35.3K
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
10.4K
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

[WSC18] Analyzing and visualizing chord sequences in music

CONTRIBUTED BY: Paolo Lammens | 14 days ago BY: Paolo Lammens
Staff Picks , Audio, Sound and Music , Graphics and Visualization , ...
5
REPLIES
25.5K
VIEWS

[BOOK] Signals, systems, and signal processing: a computational approach

CONTRIBUTED BY: Mariusz Jankowski | 4 months ago BY: Ray Rischpater
Staff Picks , Audio, Sound and Music , Dynamic Interactivity , ...
5
REPLIES
3K
VIEWS

Where is documentation on option FourierParameters

QUESTION FROM: Jay Gourley | 4 months ago BY: Roger Backhus
Mathematics , Physics , Signal Processing , Wolfram Language
5
REPLIES
8K
VIEWS

Universal stereo plotter

CONTRIBUTED BY: Eric Johnstone | 9 months ago BY: Richard Baartman
Audio, Sound and Music , Dynamic Interactivity , ...
5
REPLIES
13.3K
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

Exploring civil structure modeling with System Modeler

CONTRIBUTED BY: Vedat Senol | 2 years ago BY: Vedat Senol
Staff Picks , Algebra , Engineering , Graphics and Visualization , ...
5
REPLIES
6.8K
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
14.2K
VIEWS

Creating Star Wars Kylo Ren voice in one line of code

CONTRIBUTED BY: Rodrigo Murta | 7 years ago BY: Matt dowson
Staff Picks , Audio, Sound and Music , Import and Export , ...
5
REPLIES
20.4K
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

Signal or (quasi periodic) trajectory frequency in Mathematica

CONTRIBUTED BY: Ivan Morozov | 11 years ago BY: Ivan Morozov
Mathematica , Signal Processing , Wolfram Language
5
REPLIES
6.8K
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 | 7 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

Fast Fourier transform visualizations

CONTRIBUTED BY: Todd Rowland | 3 years ago BY: Brad Klee
Staff Picks , Computer Science , Graphics and Visualization , ...
4
REPLIES
10.5K
VIEWS

Automatic generation of FFT signal-flow graphs

CONTRIBUTED BY: Christophe Favergeon | 4 years ago BY: Christophe Favergeon
Staff Picks , Graphics and Visualization , Graphs and Networks , ...
4
REPLIES
12.2K
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
6.5K
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

Mathematica single shot detector implementation (object detection)

CONTRIBUTED BY: Julian Francis | 7 years ago BY: Mark Rawlins
Data Science , Image Processing , Machine Learning , ...
4
REPLIES
14.6K
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

Repair damaged image pixel using Laplace Interpolation

CONTRIBUTED BY: Markus Roellig | 8 years ago BY: Alex Alex
Staff Picks , Data Science , Image Processing , Mathematics , ...
4
REPLIES
25.6K
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

Comparison of PCA and NNMF over image de-noising

CONTRIBUTED BY: Anton Antonov | 9 years ago BY: Anton Antonov
Staff Picks , Artificial Intelligence , Data Science , ...
4
REPLIES
14K
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

Hints on code optimization? Generating DTMF telephone signals.

CONTRIBUTED BY: Christopher Fox | 9 years ago BY: Christopher Fox
Audio, Sound and Music , Signal Processing , Tuning and Debugging , ...
4
REPLIES
7.4K
VIEWS

Using Mathematica to see the world in a different light - part I

CONTRIBUTED BY: Marco Thiel | 9 years ago BY: Bernat Espigulé
Staff Picks , Connected Devices , Data Science , Events & Media , ...
4
REPLIES
23K
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
7.4K
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
26.9K
VIEWS
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