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How to insert an image into an image in matlab ?
image1 = rand(100, 200, 3); % Noisy image2 = ones(20, 30, 3); % White s1 = size(image1); s2 = size(image2); image3 = i...

대략 4년 전 | 1

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Is there a way to convert binary with Don't care to corresponding decimal values in MATLAB?
You can ectract the wanted bits by bitget such that the ignored bits simply vanish.

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What's the link between the size of XData and the original graphic?
The values of the line have a range until 22028.5, which is the "2x10^4". The number of values can be 1025. This means, that t...

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How to generate a matrix with entries of -1 and +1 of size N x M where all the columns are unique ?
N = 3; M = 8; R = 1 - 2 * rem(floor(pow2(1-N:0).' .* (0:M-1)), 2)

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Is it possible to download MATLAB R2015b 32-bit?
Yes. If you have a license for a current version, you can download and install an old version also.

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I have issue to resolve the equation using the For loop as MATLAB isn't providing this opportunity.
L = [0 100 200 200 200 30 300]; P = [0 1500 1700 1600 2000 1800 3000]; n = 5; twt = zeros(1, 5); for k = 1:5 twt(...

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vecnorm seems slower than it should be
I can confirm your observation. A = rand(1e4, 1000) - 0.5; tic for k = 1:50 x1 = mean(abs(A),2); end toc; % Overhead ...

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Alternative method to dec2bin function
Some simplifications: % Replace: flag = true; while flag == true % by while true If you have checked for: if bin(i) == ...

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For loops in strings
energy = zeros(1, 50); for k = 1:50 [data, fs] = audioread(sprintf('Sound(%d).wav', k)); energy(k) = sum(data.^2); ...

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I keep receiving an error saying "execution of script drawpolygon as a function is not supported", even though it has previously worked.
The message means, that drawpolygon is a script. Then it does not have input nd output arguments: h = drawpolygon; % ^^^ om...

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How can I split measured data in separate vectors, depending on sign value?
Start with a simple loop approach: v = [1 2 3 4 5 4 3 2 1 2 3 4 5 4 3 2 1]; dv = [false, diff(v) > 0, false]; ini = strfi...

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csv file to matlab
Do you mean "import"? What about csvread or the modern readtable?

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Group consecutive and non-consecutive values in a vector
nV1 = 8; V2 = [1,2,4,6,7]; grp = cumsum([true, diff(V2)~=1]); C = splitapply(@(x) {x}, V2, grp); if V2(end) == nV1 C...

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how to get/obtain a specific column of a cell array
While this is trivial using the original numerical matrix, it is a mess using cells. This shows, that for your problem the decis...

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how to add graph to output text file???
Text files cannot contain diagrams. So either export the diagrams and import them together with the text to e.g. Word. Or create...

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How I download Matlab compiler toolbox free trial
MathWorks does not offer free trials of the compiler toolbox, as far as I know. You can get an official answer by asking the sal...

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Interpolate strings from an x y interval to a corresponding x y interval.
The solution is not to do this with strings directly, but with indices: idx = interp1(table1{:, 1}, 1:height(table1), table2{:,...

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Need to plot points
scatter() is a "high-level" function for drawing. Such functions clear the contents of the axes automatically. To collect the ou...

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i have a list of data and i have to select first 5th column of each row ..then simultaneously 6th column and 7th column
With some guessing: T = table(categorical({'karan';'varun';'ravina'}), ... [25;45;12],... {'Surgery';'orthopaedic';'o...

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Save data in cell using get function
I'm not sure, if I understand, what you are asking for. This part of the code looks strange: app.tables = cell(1, length(loadf...

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STL file from catia apparently empty?
As I thought, the file does not contain any data. The contents is really: solid CATIA STL endsolid CATIA STL Of course, this ...

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Why do I get an infinity number in matrix X2?
X3 is growing massively until it reachs Inf. Simply insert some output, e.g. by removing the semicolon from "X2=X3;" to observe ...

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How can I manipulate with fields in structure.
A loop over the field names can achieve this: s = struct('field1',zeros(44,1),'field2',ones(44,1),'field3',randn(44,1)); % Tha...

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Cell2mat not working for high cell count
This means, that the arrays stored in the cell do not have matching sizes. Check this: sizeZ = [cellfun('size', z(:), 1), cellf...

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Finding erf using Maclaurin series breaks down around x = 5
Your code is almost correct and working, except for: factorial(n). When n is a double, this tends to overflow soon. So calculate...

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how to save values in a matrix from a loop
A completely different approach: x = [2 2 2 3 3 5; 6 6 5 5 5 7]; nRow = size(x, 2); y = cell(1, nRow); % Pre-allocate:...

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Why am I getting an out of index error?
What is x1? The error message means, that it has 2 elements only, but you request x1(3). Your function handle takes the input x...

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high pass filter of IIR
What is n? %X = cos(20*pi*5*n*1/100) - sin(pi*2*n*1/100); %Y2 = 0.765*X - 1.53*(X-1) + 0.765*(X-2) + 1.475*(Y2 - 1) - 0.587*(Y...

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identify consecutive occurrence of 1 in a binary array
A = [0,0,0,0,1,1,0,0, ... % Using a row vector instead 1,0,1,1,1,1,0,0, ... 0,1,1,0,1,0,0,1]; % Find longest r...

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Calculate angle between vectors
See: https://www.mathworks.com/matlabcentral/answers/16243-angle-between-two-vectors-in-3d The actual numerically stable formu...

대략 4년 전 | 0