Recent questions tagged MATLAB

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I was trying to do histogram image comparison between two RGB images which includes heads of the same persons ... People Looking at each other See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Using Strcat to create dynamic variable names

I have a process which is repeated on a set of data stored in separate folders. Each time a certain folders data ... a way that would be great. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Execute all possible permutations of input parameters (binary style logic)

I am trying to write some code which feeds a function with an unknown number of parameters. The idea is to ... help will be much appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Combinations from a given set without repetition

Suppose I have a matrix defined as follows M = [C1 C2 C3 C4] Where the C's are column vectors I want some ... C4; C3 C4] Thanks in advance! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Logical short-circuit inside a function handle

I have a function handle that operates on 2d arrays of arbitrary size: R2T = @(DL1,DL2) arrayfun(@(DL1,DL2)... 1/( ... is: ans = -99 -99 -99 NaN See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - How to plot hist with log scale

x = [1: 1000] hist(x) then, there are figure showing the histogram, but if i set the axes property and ... to plot the histogram with log scale. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Fastest way of finding repeated values in different cell arrays of different size

The problem is the following: I have a cell array of the form indx{jj} where each jj is an array of 1xNjj, meaning they ... 3 5 4]; ans=[1 3]; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Sliding window algorithm for activity recognition

I want to write a sliding window algorithm for use in activity recognition. The training data is <1xN> so ... how to implement this correctly. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - How to pass matrix by reference or get the return value of function

I have a 1 x 118 matrix called current_load that I need to update periodically. This matrix resides in the ... an example how to handle this See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Element-wise matrix multiplication for multi-dimensional array

I want to realize component-wise matrix multiplication in MATLAB, which can be done using numpy.einsum in Python as ... least for-loop of n. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Linking and LOADING static .lib with mex

So, I have a MEX gateway script file that calls my C source code. I've used the -L and -I commands to link ... -static and .a options are out. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Group values in different rows by their first-column index

This question is an outgrowth of MatLab (or any other language) to convert a matrix or a csv to put 2nd column ... this? Thank you in advance! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Converting a graph to a 2D diagram

I want to create a 2D diagram like the following, The above image has been created using Graph in MATLAB ... proceed will be really appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - How to average over a cell-array of arrays?

I have a cell array c of equal-sized arrays, i.e. size(c{n}) = [ m l ... ] for any n. ... And looping manually of course takes like forever... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Python subprocess.call doesn't wait for command to execute

I'm new to python, which I need to use for an assignment in a course. I developed the solution (an ... I appreciate your kind help, thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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858 views

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matlab - Create matrices from a given cell-array of strings with different lengths

I have 3 sequences in a cell-array: Input_cell= {'ABCD','ACD', 'ABD'} S1= 'ABCD' % which means A<B ... from a given cell-array of sequences? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Changing multiple elements (of known coordinates) of a matrix without a for loop

I have a matrix say Z = [1 2 3; 4 5 6; 7 8 9] I have to change its values, say at positions (2,2) ... . How can I do it without using for loop? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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876 views

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matlab - Input data to Simulink from workspace

Hello anyone does know? I have data(myData) from matlab workspace. And in matlab simulink I have to do ... two value(myData and regulator). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Exporting figures as vector graphics in .pdf-format using HG2-Update and 'painters' renderer is not working properly

I'm using the still undocumented HG2-Update to create my MATLAB plots, because they just look that much ... there any solution or workaround? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - drawing 3d contour plot from 3d vector

I want to draw a contour plot for 3D data. I have a force in x,y,z directions I want to plot the contour3 ... , X and Y must also be vectors. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - Subscript indices must either be real positive integers or logicals using min

for control=1:7 name=strcat('tau: ', num2str(TD(control)),' PLD: ', num2str(PLD(control))); fprintf('Control ... with min that won't with mean? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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966 views

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matlab - How do I find a specific cell within a cell array?

Let's say I have a cell array containing 1x2 cells. eg. deck = {{4,'c'},{6,'s'}...{13,'c'}...{6,' ... the cell with the values {13,'c'}. Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - How to get the elements from one vector that aren't in another vector

I know this is simple but am having a hard time finding the right function for this. I have a vector a = [1 2 3 4 ... [3 4]. How do you do this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matlab - One combined legend entry for multiple plots

For some reason, I would like to plot the line and marker of the same data separately. data1 = (1:1:10)'; ... I make legend like this? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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755 views

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matlab - Change a constant in ODE calculations under particular conditions with a flag

I have an ODE for calculating how acidicity changes. Everything is working just fine, only I would like to change a ... it is supposed to do. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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950 views

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matlab - Recursive Function to generate / print a Fibonacci series

I am trying to create a recursive function call method that would print the Fibonacci until a specific location: 1 ... is resulting in an error? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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728 views

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matlab - Questions regarding reorganizing loops for code's efficiency

Here's the problem Consider the following function: function A = plodding(N,d) for ii = 1:N jj = 1; A(ii, ... . Could someone please help me???? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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838 views

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matlab - Interpolation between two images with different pixelsize

For my application, I want to interpolate between two images(CT to PET). Therefore I map between them ... size regarding to the interpolation? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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