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Meg Noah


Last seen: 7日 前 2016 年からアクティブ

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Im designing a game of battleship, but. im trying to use a code to prevent the user from placing a ship out of bounds
Here is a solution with user interaction/prompting: flagInteractive = 1; % prompt user for ship placement flagRepeatable = 0; ...

11ヶ月 前 | 0

回答済み
how to split image to 3 parts
Here are two ways: close all clear clc [imdata,~] = imread('image.jpeg'); % split into three color channels of equal ...

11ヶ月 前 | 0

回答済み
How to plot Taylor diagram for four time series.
Here's how: Download this: https://www.mathworks.com/matlabcentral/fileexchange/20559-taylor-diagram And the attached allsta...

11ヶ月 前 | 0

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Index exceeds the number of array elements. Index must not exceed 1.
Hi, I was trying to figure out what your data are to help, but I couldn't find it online. I did find a spectrum at simbad. Is...

11ヶ月 前 | 0

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How can I plot on the same four figures on my code which changes while list numbers changing?
There's something amiss with the xlsx reading, but that wasn't the question. This will update the plots, with a slight delay be...

11ヶ月 前 | 0

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Unwrapping the mesh on 2D plane
Here's one way - it's actually a bit overcomplicated than it needs to be in the code below to make it more general: R = 1; Num...

11ヶ月 前 | 0

| 採用済み

回答済み
Error in copying figure - Variables - Error using Builtin Path - Could not be absulutized
type >> which pathdef It could be that the pathdef.m file is missing. If it is missing, type >> restoredefaultpath >> matl...

11ヶ月 前 | 0

| 採用済み

回答済み
Calculating closing speed between pair of aircraft
Is this what you're looking for? % Given values of positions and velocities of airplanes t0_s = [12.0*3600.0 + 0.0*60.0 + 2.0;...

11ヶ月 前 | 0

回答済み
Euclidian distance showing different result for different formula
Some code - look at the sizes of the arrays to see why: nsamples = 25; ncomponents = 4; s = RandStream('dsfmt19937','Seed',11...

11ヶ月 前 | 0

回答済み
Need help on this program
Try something like this: function valid = valid_date(year,month,day) if ((isscalar(year) && year>0 ) && (isscalar(month) && mo...

11ヶ月 前 | 1

| 採用済み

回答済み
When I try simple statistics function normpdf, it does not work.
You can write your own normpdf if that is all you need. Here it is as an anonymous function (see: https://www.originlab.com/doc...

11ヶ月 前 | 1

| 採用済み

回答済み
Check for missing argument or incorrect argument data type in call to function 'integral'.
One way is to use anonymous functions f = @(x) sqrt(2)*x.^3; g = @(theta) 4+2*(sin(theta).^2); a = integral(f, 0, 9); b ...

11ヶ月 前 | 1

回答済み
Plot overlapped points (Matlab 2020a)
Just some ideas: npts = 200; true_value = randn(npts,1); Estimates1 = true_value + 0.01*randn(npts,1); Estimates2 = true_val...

11ヶ月 前 | 0

| 採用済み

回答済み
read and use .txt file
There's a lot of extra characters in your text file. % frequency, amplitude and phase str = fileread('draft.txt'); str = st...

11ヶ月 前 | 0

回答済み
Getting "Error using horzcat." when trying to draw displacement graph for a Mechanism
This executes without error, but I'm unclear about whether it solves your problem. A0A = 12.6; AB = 14; AD = 37.1; EB = 45.5; ...

11ヶ月 前 | 0

回答済み
Reconstructing Audio from Spectrogram
istfit then wavwrite?

1年以上 前 | 0

回答済み
How do I import a txt file with the white spaces
This seems to work if you don't mind working with a table readtable('file22.txt','whitespace','','delimiter',',')

1年以上 前 | 0

回答済み
Errorbar plotting in MATLAB
vec1 = rand(20,1); vec2 = 20*rand(20,1)-15*rand(20,1); vec3 = 3*rand(20,1); med = [median(vec1) median(vec2) median(vec3)]; ...

1年以上 前 | 0

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回答済み
How to display a percent sign (%) using latex and sprintf
% not using latex loveMetric = 99.99; fprintf(2,'I love matlab: %0.8f %%\n', loveMetric);

1年以上 前 | 0

回答済み
Getting point cloud directly from a 3D CAD STL Model in Matlab
There is a program on matlab central that returns the coordinates x,y,z that are the point cloud https://www.mathworks.com/matl...

1年以上 前 | 0

回答済み
4D plot of 3 vectors and 3D array
In this project, I show a couple of 3D vis techniques https://www.mathworks.com/matlabcentral/fileexchange/71774-create-measure...

1年以上 前 | 0

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Best tool for complex classification?
metricvalues = zeros(npts,nvar); % find magnitude and phase of the complex values as metrics % fillup the metricvalues array ...

1年以上 前 | 0

回答済み
RKF method for second order ODE
https://ntrs.nasa.gov/citations/19690021375 Low-order classical Runge-Kutta formulas with stepsize control and their applicatio...

約2年 前 | 0

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RKF method for second order ODE
https://ntrs.nasa.gov/citations/19680027281 Classical Fifth-, Sixth-, Seventh-, and Eighth-Order Runge-Kutta Formulas with Step...

約2年 前 | 0

回答済み
Plotting stacked graphs with diff x-axis together without any gap
I have an example here: https://www.mathworks.com/matlabcentral/fileexchange/70172-space-weather-data-solar-flux-10-7-cm

3年弱 前 | 0

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How to convert euler angle(roll pitch yaw) to position(x,y,z)
Position is a separate measurement from roll, pitch, yaw. Position is the location of the entity, such as an aircraft. Typical...

3年弱 前 | 1

回答済み
How to write a function for a certain number of random numbers
If the numbers are supposed to be uniformly distributed, then they are between 0 and 1. So just linearly scale the value 0 to th...

3年弱 前 | 0

回答済み
Hurst exponent in matlab
Here's one way, but you'll have to change it to have pixels as length dimensions: %% *fractalDimension* %% *definition* funct...

3年弱 前 | 1

| 採用済み

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Initializing multidimensional array and dynamic expansion
If you know the size you want: A = zeros(nrow,ncol); or A = zeros(nrow, ncol1, ncol2,ncol3); etc. Can also initialize to a...

3年弱 前 | 1

回答済み
how to find index of each occurrence of my pattern in a file
This solution will find the lines that contain the whole phrase. The example illustrates how to consider or not consider the cas...

3年弱 前 | 0

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