Answered
I’m having trouble calculating the digit probability of π in a basic MATLAB Cody problem. Any help would be appreciated.
@BINITO. I have tried to use AI for solving the issue, the answer provided by AI is: % ------------------------------ Version f...

9 months ago | 0

Answered
how to plot these 2 column data into a curve on oxy plane
load matlab_data.mat plot(T.x,T.y,'o--'); title(string(ans))

9 months ago | 1

Answered
Verification failed to check the validity of the customize layer with Incorrect type of 'Z' for 'predict'
After debugging for a long time, I find that the issue is caused by the default initialization of single precision in dlnetwork'...

10 months ago | 0

| accepted

Question

Verification failed to check the validity of the customize layer with Incorrect type of 'Z' for 'predict'
I want to create a customized deep learning layer with nested dlnetwork according to the example presented in Example. After cre...

10 months ago | 1 answer | 0

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answer

Solved

Addition II
find a+b+c+d

10 months ago

Solved

Sum of even numbers in a vector
Write a function that takes a vector of numbers and returns the sum of all the even numbers in the vector.

10 months ago

Solved

Find the sum of 2 numbers
Create a function that sums two numbers together.

10 months ago

Solved

Multiplying the Sums of Two Arrays
Get two arrays, add the values within the array up, and then multiply the two total values. [2,3]*[3,6] 5*18 90

10 months ago

Question

What is the best practice to train a NeuralODE model with very small learnable parameter ?
I want to train a NeuralODE model which approximates a complicated physical system with complex governing ODEs. The physical sys...

10 months ago | 1 answer | 0

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Solved

Return the Square of a Number
Write a function that takes a single numeric input x and returns its square. That is, given x, your function should output x^2....

10 months ago

Question

How to realize Maximum Mean Discrepancy (MMD) based on pdist2 function ?
The MaximumMean Discrepancy (MMD) is a statistical testing method and one of the most widely used distance metrics in transfer l...

10 months ago | 0 answers | 0

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answers

Question

How to read a text file with irregular timestamp data using detectImportOptions function ?
I want to read the condition monitoring datas stored in the text file. The data text file has 7 colums, where the first colum re...

10 months ago | 1 answer | 0

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Answered
simulink仿真结果数据采集
@张海云. You can use Simulink.SimulationInput objects to configure 1000 models with different setting. Then, you can use parsim to ...

10 months ago | 0

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Answered
How to implement interpolation using Prelookup using a MATLAB function?
@Amr. interpn can be used for N-D interpolation (table lookup). Data = rand(1201,26,37,384); [X1,X2,X3] = ndgrid(linspace(0,2,...

10 months ago | 0

Answered
Size of predictions and targets must match.
@Bahadir. As indicated by the error message, the size of prediction and the target must be equal. I think you should reduce the ...

10 months ago | 1

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Answered
Movmedian with non-uniform sample points
@Robert Watson.The SamplePoints argument of movmedian function represents the location of data, it must has the same length with...

10 months ago | 0

Question

How to integrate a control system by ode45 with PID control input ?
I want to simulate a control system using ode45 function. The system model can be expressed as , where the control input is the...

10 months ago | 2 answers | 0

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Solved

Calculate Lift Force on an Airfoil
Write a MATLAB function to calculate the lift force acting on an airfoil given the air density, wing area, velocity of the airfl...

11 months ago

Solved

Calculate Drag Force
Write a MATLAB function to compute the drag force on an object moving through air: where: D is drag force (N) ρ is air de...

11 months ago

Solved

Compute Airspeed from Mach Number
Write a MATLAB function that converts a Mach number to airspeed given the speed of sound aa in m/s: V=M⋅a V = airspeed (m/s) M...

11 months ago

Solved

Calculate Reynolds Number
Write a MATLAB function that calculates the Reynolds number for flow over a flat plate: ρ = fluid density (kg/m³) V = veloc...

11 months ago

Answered
Imaginary output from arccosine function when the input is close to -1
@Ali. After loading the m and n vectors from your attached NormalVectors.mat file. I find that the calculation result of theta i...

11 months ago | 1

| accepted

Solved

Find similar sequences
Another problem inspired by a question on the <http://www.mathworks.com/matlabcentral/answers answers> forum. Given a matrix ...

11 months ago

Solved

Largest Geometric Series
Extension of Ned Gulley's wonderful Problem 317. In a geometric series, ratio of adjacent elements is always a constant value. ...

11 months ago

Solved

Generate Square Wave
Generate a square wave of desired length, number of complete cycles and duty cycle. Here, duty cycle is defined as the fraction ...

11 months ago

Answered
what is power spectrum value mean ('pspectrum')
@지호. The documentation of pspectrum illustrates that the calculation processes to construct the spectrogram of a nonstationary s...

11 months ago | 0

Solved

Find last zero for each column
Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

11 months ago

Answered
How to change folder for "slprj" folder generation?
@Sergei. For setting up the path of "slprj" folder, you have to configure the SimulinkCacheFolder of project. For instance, my...

11 months ago | 1

| accepted

Question

What is the best practice to understand the source code of MATLAB's built function ?
I want to learn the basic theory of wavelet synchrosqueezed transform, and find that there is a built-in function wsst in the Wa...

11 months ago | 1 answer | 0

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Answered
help me to fix this finveser code
syms t; v01 = 30; v02 = 25; h1 = 25; h2 = 30; g = 9.78; x1(t) = v01*t; y1(t) = h1 - (1/2)*g*t^2; y1(finverse(x1,t))

11 months ago | 0