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How to programmatically select which array dimension to address
Hello, I wouldn't suggest this to be an elegant solution, but it has worked so far for a number of test cases. % A is...
How to programmatically select which array dimension to address
Hello, I wouldn't suggest this to be an elegant solution, but it has worked so far for a number of test cases. % A is...
대략 3년 전 | 0
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How do you find the maximum number of row vectors with loop?
Hello, You can find the maximum number in a vector with a loop by keeping the largest value stored as you progress over all t...
How do you find the maximum number of row vectors with loop?
Hello, You can find the maximum number in a vector with a loop by keeping the largest value stored as you progress over all t...
6년 초과 전 | 1
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Why am I not getting different values for the absolute value percent error?
Hello, I'll begin by explaining why you're getting the same value for both. First, you are creating vectors |y| and |y2| b...
Why am I not getting different values for the absolute value percent error?
Hello, I'll begin by explaining why you're getting the same value for both. First, you are creating vectors |y| and |y2| b...
6년 초과 전 | 2
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Write a function fml(x) where given vector x returns first, middle and last. If the number of elements in the vector are even, middle should take the mean value of the innermost elements.
Hello, Let's take a look at your code, function [first, middle, last] = fml(x) %FML Returns the first, middle, ...
Write a function fml(x) where given vector x returns first, middle and last. If the number of elements in the vector are even, middle should take the mean value of the innermost elements.
Hello, Let's take a look at your code, function [first, middle, last] = fml(x) %FML Returns the first, middle, ...
6년 초과 전 | 1
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identity matrix what am i doing wrong
Hello, I would recommend you watch a video or read an introduction to coding in MATLAB. They don't take too long and should g...
identity matrix what am i doing wrong
Hello, I would recommend you watch a video or read an introduction to coding in MATLAB. They don't take too long and should g...
6년 초과 전 | 1
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Is there a better way to perform a moving window of operations without using a for loop?
Hello, You can figure out a way to use vector notation, x = 1:100; y = sqrt(x(1:end-3).^2+x(4:end).^2); I ran thi...
Is there a better way to perform a moving window of operations without using a for loop?
Hello, You can figure out a way to use vector notation, x = 1:100; y = sqrt(x(1:end-3).^2+x(4:end).^2); I ran thi...
6년 초과 전 | 1
| 수락됨
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Finding Characters place in a string by number of characters
Hello, You should be able to modify only columns 16 to 25 of that specific line with the following, fd = fopen('yourfile...
Finding Characters place in a string by number of characters
Hello, You should be able to modify only columns 16 to 25 of that specific line with the following, fd = fopen('yourfile...
6년 초과 전 | 0
질문
MATLAB ode113 Not Evaluating Events Function?
Hello, I've worked with ode events in MATLAB many times now; however, I can't seem to figure out why the following events fun...
6년 초과 전 | 답변 수: 1 | 0
1
답변질문
Interp3 Producing Unexpected Output?
Hello, When using the default trilinear interpolation of interp3, I'm getting an unexpected output: >> Interpval = inter...
거의 7년 전 | 답변 수: 1 | 0
1
답변답변 있음
Odd (\\\r\n) output from symbolic multiplication
Hello, If it's just a one-timer, you can identify where it is and remove it by: expr = [expr(1:before) expr(after:end)];...
Odd (\\\r\n) output from symbolic multiplication
Hello, If it's just a one-timer, you can identify where it is and remove it by: expr = [expr(1:before) expr(after:end)];...
거의 7년 전 | 1
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created a function that inputs coordinate points like (1,2) in a loop for n number of points and keeps the x and y in seperate arrays. problem is it is only taking the first numbers entered... any clues?
Hello, Your code will work with one simple change: function[x,y] = readCoordinates(n) x = zeros(n,1); y ...
created a function that inputs coordinate points like (1,2) in a loop for n number of points and keeps the x and y in seperate arrays. problem is it is only taking the first numbers entered... any clues?
Hello, Your code will work with one simple change: function[x,y] = readCoordinates(n) x = zeros(n,1); y ...
거의 7년 전 | 0
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Creation of vectors in for loop and save those and fill vector up with new column vectors
Hello, This can indeed be done: V = []; for ... A = [...]; B = [...]; V = [V A B]; end Hope t...
Creation of vectors in for loop and save those and fill vector up with new column vectors
Hello, This can indeed be done: V = []; for ... A = [...]; B = [...]; V = [V A B]; end Hope t...
대략 7년 전 | 0
| 수락됨
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Need help plotting a set of differential equations.
Hello, You can use the built-in |ode45| function to solve this: clear all close all clc % % Initialize time ...
Need help plotting a set of differential equations.
Hello, You can use the built-in |ode45| function to solve this: clear all close all clc % % Initialize time ...
대략 7년 전 | 1
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How to Stop an M File?
Hello, You can use |return| in your script and function to exit. For example, function output = blah(input) if...
How to Stop an M File?
Hello, You can use |return| in your script and function to exit. For example, function output = blah(input) if...
대략 7년 전 | 1
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Finding a significant difference between two datasets
Hello, Given data vectors |a| and |b| of equal length, you can use the following (assuming your x values are the default 1,2,...
Finding a significant difference between two datasets
Hello, Given data vectors |a| and |b| of equal length, you can use the following (assuming your x values are the default 1,2,...
대략 7년 전 | 0
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How can I extract the white pixels of an image?
Hello, Assuming your image is of size m |x| n |x| 3, where the stored values range up to 255, you could use the following sim...
How can I extract the white pixels of an image?
Hello, Assuming your image is of size m |x| n |x| 3, where the stored values range up to 255, you could use the following sim...
대략 7년 전 | 0
답변 있음
How to sort a matrix in matlab
Hello, The |sort| function can do this for you, % Given your A - first column: A = [50 0 10 0 0 0 0 30 0 0 1...
How to sort a matrix in matlab
Hello, The |sort| function can do this for you, % Given your A - first column: A = [50 0 10 0 0 0 0 30 0 0 1...
대략 7년 전 | 0
답변 있음
Script writing: using the "for loop" in matrices?
Hello, You can use a |for| loop to fill in the elements of a matrix. In your case, you are dealing with a 1 x 100 matrix, whi...
Script writing: using the "for loop" in matrices?
Hello, You can use a |for| loop to fill in the elements of a matrix. In your case, you are dealing with a 1 x 100 matrix, whi...
대략 7년 전 | 0
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How to count the given data range and calculate cumulative sum of given data and plot it?
Hello, If I understand your question correctly, then this might help: data = xlsread('data.xls'); sf = (0:.5:2.5)'; ...
How to count the given data range and calculate cumulative sum of given data and plot it?
Hello, If I understand your question correctly, then this might help: data = xlsread('data.xls'); sf = (0:.5:2.5)'; ...
대략 7년 전 | 0
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Error when using the function ODE45
Hello, You just need to change a few things: *Script* - missing an @ symbol. x_interval=[0.5 10]; t0 = 0; [x,t] = o...
Error when using the function ODE45
Hello, You just need to change a few things: *Script* - missing an @ symbol. x_interval=[0.5 10]; t0 = 0; [x,t] = o...
대략 7년 전 | 0
| 수락됨
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How do I present my solutions?
Hello, You could write a simple function, function printToAidanSheksDesires(A) fprintf('\nA = \n\n') fpr...
How do I present my solutions?
Hello, You could write a simple function, function printToAidanSheksDesires(A) fprintf('\nA = \n\n') fpr...
대략 7년 전 | 1
답변 있음
Concatenate structure with subfields
Hello, Hopefully I understand your question properly. You can concatenate them with: data = [datarun1; datarun2; ......
Concatenate structure with subfields
Hello, Hopefully I understand your question properly. You can concatenate them with: data = [datarun1; datarun2; ......
대략 7년 전 | 0
답변 있음
How to delete a row of a matrix if value in a particular column is less than a specified value?
Hello, You can use this one liner, datanew = data(data(:,1)>=4,:); However, I chose to reverse the logic here, so ins...
How to delete a row of a matrix if value in a particular column is less than a specified value?
Hello, You can use this one liner, datanew = data(data(:,1)>=4,:); However, I chose to reverse the logic here, so ins...
대략 7년 전 | 0
| 수락됨
답변 있음
how can i plot this function p(Q,O)= sqr((sin(2*pi*sinQ*sinO)/(sin((pi/2)*sinQ*sinO))
Hello, To answer your original question, you can plot your function using a newer command called |fsurf|, fsurf(@(Q,O) s...
how can i plot this function p(Q,O)= sqr((sin(2*pi*sinQ*sinO)/(sin((pi/2)*sinQ*sinO))
Hello, To answer your original question, you can plot your function using a newer command called |fsurf|, fsurf(@(Q,O) s...
대략 7년 전 | 0
답변 있음
Find the sum of the first n
Hello, This can be done simply with, n = 100; % whatever you want sum_harm = 0; for i = 1:n sum_harm = sum_h...
Find the sum of the first n
Hello, This can be done simply with, n = 100; % whatever you want sum_harm = 0; for i = 1:n sum_harm = sum_h...
대략 7년 전 | 3
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Running a simulation with different parameters on each loop
Hello, Kaushik Lakshminarasimhan was correct, |for| |loops| will check all options: for nPV = 1:10 for nW = 1:2 ...
Running a simulation with different parameters on each loop
Hello, Kaushik Lakshminarasimhan was correct, |for| |loops| will check all options: for nPV = 1:10 for nW = 1:2 ...
대략 7년 전 | 1
| 수락됨
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please explain the working of 2nd ,3rd and 4th statements of this coding portion:
Hello, This code checks to see if the diagonal elements of a given matrix A (assuming n x n) are larger in magnitude than th...
please explain the working of 2nd ,3rd and 4th statements of this coding portion:
Hello, This code checks to see if the diagonal elements of a given matrix A (assuming n x n) are larger in magnitude than th...
대략 7년 전 | 2
| 수락됨
답변 있음
How can I end a for loop with an if or while loop
Hello, Yes you can end a for loop early using |break|, for N = 1:n % Do something if (some condition is met)...
How can I end a for loop with an if or while loop
Hello, Yes you can end a for loop early using |break|, for N = 1:n % Do something if (some condition is met)...
대략 7년 전 | 0
| 수락됨
답변 있음
How to draw an animated line using my data?
Hello, In this scenario, I'd recommend just plotting the line every step as the line develops. You can do this by recordin...
How to draw an animated line using my data?
Hello, In this scenario, I'd recommend just plotting the line every step as the line develops. You can do this by recordin...
대략 7년 전 | 1
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