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how to make 3D image from x(50x1double),y(100x1double),z (80x1double), intensity(50x100x80)
Without having your actual data, perhaps something like ... efieldimage = repmat(linspace(1,255,255),128,1); numPoints = 6...
10 Monate vor | 0
Triangular-weighted moving average filter
Here's an example of high frequency noise being removed with a triangular filter, if by width you mean the base of the triangle:...
10 Monate vor | 0
Use string to define variable
There are many ways to do this. Here's one that shows how to make the format of the T and V values have the same width and will ...
10 Monate vor | 0
Programmatically check type of parpool
delete(gcp('nocreate')) pool = parpool('Threads') class(pool) % test of whether or not pool is a thread parallel pool co...
10 Monate vor | 3
| akzeptiert
Average Absolute Deviation?
The Average Absolute Deviation (AAD) is the mean of deviations from a central point (central tendency). If the central point ...
10 Monate vor | 0
Fitting 2D Gaussian to histogram
Perhaps this way: clearvars; A = [574.96086;611.48546;524.57176;514.84221;598.11497;491.96027;508.39190;616.15544;593.87965;75...
10 Monate vor | 0
blanks
@lowcalorie G = repmat(strcat(" ",datestr(now,'yyyy/mmm/dd HH:MM:SS')," "),10,1) fprintf(1,'%s\n',strtrim(G));
10 Monate vor | 0
add white gaussian noise
@Jessie Bessel % signal is a sine wave of 2 Hz nSamples = 1000; f = 2; % [Hz] time = linspace(0, 2, nSamples+1); s...
10 Monate vor | 0
Hi , please what is the difference between randn and awgn , when adding white gaussian noise to get snr = 10dB , also I see difference in result when using snr function .
They are the same. % signal is a sine wave of 2 Hz nSamples = 10000; f = 2; % [Hz] time = linspace(0, 2, nSamples+1);...
10 Monate vor | 0
The detectImportOptions not able to recognize and use 2nd row of a file as column name
filename = 'data.csv'; dataTable = readtable(filename,'NumHeaderLines',1) dataTable = 1×4 table second Volt ...
10 Monate vor | 0
Unable to remove target from internal database
testTarget = target.create("Processor", Name="My Processor", Manufacturer="XXX"); languageimplementation = target.create('Lan...
10 Monate vor | 0
gaussian white noise with zero mean and 20 db power
You also need to define the signal power level to get the order of magnitude. signalPower = 2; % calculate the signal power fro...
10 Monate vor | 0
MATLAB HELP STANDARD DEVIATION, MEAN, HISTOGRAMS
Try this: force_lbs = [243,236,389,628,143,417,205,404,464,605,137,123,372,439,... 497,500,535,577,441,231,675,132,196,217...
10 Monate vor | 0
where is the setting to page/summarize large tables?
Did you try (and put a ';' at the end of the line to avoid outputting the whole table to console): summary(T)
10 Monate vor | 0
how to make color and lighting continuouse using patch
Try this: clear all; close all clc vertices=[0 0 0; 1 0 0; 1 1 0 ;0 1 0; 0 0 1; 1 0 1; 1 1 1; 0 1 1]; faces=[1 2 6 5; 2 3 7...
10 Monate vor | 0
The mean (average) and standard deviation of the errors.
With simulated 'actual' and 'measured' data: x_actual_values = sin(linspace(0,pi,1000)); x_measured_values = x_actual_values +...
10 Monate vor | 0
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; ...
mehr als 4 Jahre vor | 0
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 ...
mehr als 4 Jahre vor | 0
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...
mehr als 4 Jahre vor | 1
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...
mehr als 4 Jahre vor | 0
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...
mehr als 4 Jahre vor | 0
| akzeptiert
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...
mehr als 4 Jahre vor | 0
| akzeptiert
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...
mehr als 4 Jahre vor | 0
| akzeptiert
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;...
mehr als 4 Jahre vor | 0
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...
mehr als 4 Jahre vor | 0
Need help on this program
Try something like this: function valid = valid_date(year,month,day) if ((isscalar(year) && year>0 ) && (isscalar(month) && mo...
mehr als 4 Jahre vor | 1
| akzeptiert
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...
mehr als 4 Jahre vor | 1
| akzeptiert
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 ...
mehr als 4 Jahre vor | 1
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...
mehr als 4 Jahre vor | 0
| akzeptiert
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...
mehr als 4 Jahre vor | 0
