How do I freqency shift a signal by a fractional amount using IFFT and FFT?
analytic_segment = hilbert(segment); % Complex analytic signal shifted_segment = real(analytic_segment .* exp(1j*2*pi*f_shift*...
6 months ago | 1
Submitted
Acceleration of Gravity using the Doppler Effect
Live Script illustrating how to measure 'g' by dropping your phone.
6 months ago | 2 downloads |
Submitted
Feedforward Network Explorer
Live Script exploring linear and nonlinear feedforward fully-connected neural networks.
7 months ago | 4 downloads |
Submitted
Neural Network Frequency and Phase Detector
Live Script illustrating detection of frequency and phase of a noisy signal with a neural network.
7 months ago | 2 downloads |
Question
File Exchange submission post ransomware
I tried to submit to File Exchange today using Chrome and then Safari and the required Summary shows a title but no entry field ...
7 months ago | 1 answer | 0
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answerSubmitted
Quantum Reflectionless Potential Well Explorer
Live Script exploring reflectionless potential wells through numerical integration of the Schrödinger equation.
7 months ago | 2 downloads |
Submitted
How to Hook a Bowling Ball
Live Script exploring a simple bowling model numerically.
7 months ago | 3 downloads |
Submitted
Squeezed Quantum States in Two Dimensions
Live Script exploring numerical integration of the time-dependent Schrödinger equation in two dimensions with squeezed coherent ...
7 months ago | 1 download |
Submitted
Thermodynamic Cycle Explorer
Live Script exploring Atkinson, Brayton, Carnot, Diesel, Ericsson, Otto, and Stirling heat engines.
8 months ago | 9 downloads |
Submitted
Quantum Delocalization and Revival
Live Script exploring the time-dependent Schrödinger equation in one dimension and wave function delocalization and revival.
8 months ago | 1 download |
Submitted
Quantum Mechanics in 3D with the PDE Toolbox
Computes eigenstates of the Schrodinger equation in three dimensions for various geometries and potential functions.
8 months ago | 1 download |
Submitted
Quantum Mechanics in 2D with the PDE Toolbox
Computes 2-dimensional quantum eigenstates for arbitrary geometries and potentials.
8 months ago | 2 downloads |
Submitted
Quantum Mechanics in 1D with the PDE Toolbox
Live script exploring eigenstates of the Schrodinger equation in one dimension with the PDE Toolbox.
9 months ago | 1 download |
Submitted
Numerical Quantum Mechanics in 3D III
Live Script exploring 2nd-6th-order finite element methods and variable grid density to solve 3D quantum eigenvalue problems.
9 months ago | 1 download |
Submitted
Numerical Quantum Mechanics in 3D II
Live script exploring three-dimensional bound states of a quantum particle with a 4th-order finite difference method.
9 months ago | 1 download |
Submitted
Airy Function Zeros
Finds zeros of the Airy functions Ai and Bi and of their first derivatives numerically.
9 months ago | 2 downloads |
Submitted
Numerical Quantum Mechanics in 3D
Live Script exploring numerical solutions to the time-independent Schrodinger equation in three dimensions.
9 months ago | 2 downloads |
Submitted
One-dimensional Quantum Bound State Explorer
Live Script exploring numerical solution of the time-independent 1-D Schrodinger equation.
9 months ago | 1 download |
Submitted
Sinusoidal Signal Significance Explorer
Live Script illustrating hypothesis tests with a noisy sinusoidal signal.
9 months ago | 1 download |
Submitted
Access DeepSeek AI via API
Live Script illustrating how to access DeepSeek AI programmatically via API.
9 months ago | 10 downloads |
Submitted
Galton Board Explorer
Live Script simulating a particle falling through a lattice of polygonal objects.
9 months ago | 3 downloads |
Submitted
Algebraic Curve Intersection Explorer
Live Script finding intersections of affine algebraic curves.
9 months ago | 1 download |
Submitted
Implicit Function Parameterization Explorer
Live script exploring parameterization of implicit functions.
9 months ago | 1 download |
Submitted
Access Perplexity AI Via API
Live Script illustrating how to access Perplexity.AI API, open citation URLs, and create MATLAB codes.
10 months ago | 1 download |
Question
Partial Autocorrelation parcorr bug?
When running parcorr on a sample of normally distributed noise, I get some strange results like one illustrated below. Others ar...
10 months ago | 1 answer | 0
1
answerSubmitted
Bootstrap Resampling Statistics Explorer
Illustrates resampling an empirical distribution to estimate model-free values and confidence intervals for various statistics.
10 months ago | 1 download |
Submitted
Fit Sinusoidal Model Explorer
Live Script that explores a two-step method to fit data to a sum of sinusoidal signals.
10 months ago | 1 download |
Submitted
Electrostatic Equilibrium Explorer
Live Script exploring electrostatic equilibrium using a simple model of conduction.
11 months ago | 1 download |
Submitted
Normal Distribution Parameter Estimation Explorer
Live Script that simulates normal distributions and estimates confidence intervals for the mean and standard deviation.
12 months ago | 1 download |
3D poisson for electrostatics using solvepde
The following is an example: https://www.mathworks.com/matlabcentral/fileexchange/178489-poisson-equation-pde-model-explorer?s_t...
12 months ago | 0