Answered
How to make a={'1','2','3','4'} to b={'1234'}
The simple way is a={'1','2','3','4'}; b = {[a{:}]} Answer b = 1×1 cell array {'1234'}

meer dan 3 jaar ago | 0

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how do you sum using loop?
x=1:100; f=@(x)x.*(1+x); S=sum(f(x));%this should be ok %or use loop f=@(x)x.*(1+x); S=0; for i=1:100 S=S+f(i); end...

meer dan 3 jaar ago | 0

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How to form a sphere with 1's in a 3D matrix
If there is no scale factor effect with different directions: m = 80; n = 100; p=90; [px,py,pz] = meshgrid(1:n, 1:m, 1:p); ra...

meer dan 3 jaar ago | 1

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Answered
How to sum the values when they are bigger than 25, 50, 75, (conditional) and they are from the same group?
That's quite simple, you don't need to compare them clc;clear ID = ['1_A' ; '1_A'; '1_A'; '2_B'; '2_B'; '3_C'; '3_C';...

meer dan 3 jaar ago | 0

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Answered
How to i change the SNR to Vector?
SNR = -20:10:30; a(numel(SNR)) = helperModClassTestChannel(); for i = 1:1:SNR a(i).SNR = SNR(i); end

meer dan 3 jaar ago | 0

Answered
Why is it not taking the sqrt function, and how to fix it?
You should transform char format to double then do your work B = str2num(B); H = str2num(H); n = str2num(n); s = str2num(s);...

meer dan 3 jaar ago | 0

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plot the equation graph
Hi, It is not neccessary to solve this equation x = 0:0.00001:1; f = @(x,m,a)(m*pi+atan((x)/(1-x))+atan((a+x)/(1-x)))./sqrt(1...

meer dan 3 jaar ago | 0

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How to plot mean with respect to bins?
Hi friend, Use histcounts and histogram, then the work is done clc;clear value = rand(100,1) + 0.1; % lack of your data, i ge...

meer dan 3 jaar ago | 0

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hot to plot horizontal Histogram??
Try to do this counts = [0 664 320 316 664 664 664 664 320 320 664 664 664 664 664 240 664 229 664 664]; Substances = 'abcdefg...

meer dan 3 jaar ago | 0

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Answered
Array indices must be positive integers or logical values
You can do this by Iout = double(Io)

meer dan 3 jaar ago | 0

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how to solve a second-order differential equation set with parameter using Euler's method?
Actually, dy is the derivative of y with respect to t. The code you give is absolutely right. So you see Euler's Method If y...

meer dan 3 jaar ago | 0

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I want the same randomly split dataset for all the network so that i can compare the results.
You can save imdsTrain, imdsValidation for the first run And then use load to get imdsTrain, imdsValidation for three different...

meer dan 3 jaar ago | 0

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Answered
How to order a set of unordered points
Use boundary(x,y) function load('pts.mat'); x=X_pts(:,1); y = X_pts(:,2); k = boundary(x,y,1); plot(x(k),y(k)) set(gca,'Y...

meer dan 3 jaar ago | 0

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How to solve system of first order ODE's by forming matrix
Do not use syms, because without syms, the code runs faster A = [2 5 1; 7 9 0; 4 1 3]; odefun = @(t,Y)A*Y; tspan = ...

meer dan 3 jaar ago | 0

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Answered
Calculating number in a string
Then do following code for i = 1:1:nLines fprintf('%d: %s\n',i,fileStr{i}) end fprintf('This file has %d lines', nLines)

meer dan 3 jaar ago | 0

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Answered
I want to throw the error that comes with entering a non number in a numeric only input
n = str2num(input('Please enter a number:\n','s')); if(isempty(n)) error('You are entering a non number in a numeric only inpu...

meer dan 3 jaar ago | 0

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Answered
How do I only display the 5 answers in the command window once?
s = [1 2 3 4 5]; h = [1 2 3 4 5]; SA = zeros(size(s)); for i = 1:5 s1 = s(i); h1 = h(i); SA(i) = equTriPris...

meer dan 3 jaar ago | 0

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I want to find out vector subtraction of co-ordinates of 2 adjacent nodes of an element. How to proceed?
% if you have nodes and elements % nodes n-by-3 % elements m-by-8 % Then node1 = 1; node2 = 3; xrelative = abs(nodes(node1...

meer dan 3 jaar ago | 0

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How to fix: Index Exceeds Matrix Dimensions
Hi, friend ode45 function outputs a struct with size 1x1 when only one argument is for output data. If you want to output x sol...

meer dan 3 jaar ago | 0

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Answered
Why do I receive Not enough input arguments?
I just give a minor correction to your code function [SA]=equTriPrismSurfArea(s,h) SA=((sqrt(3)/2)*(s^2))+(3*s*h); end Save...

meer dan 3 jaar ago | 0

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One Dimensional Laplace Equation with Source term.
Hi, friend I have found your boudary conditions are applied at the centre of control volumes of both ends rather than on the b...

meer dan 3 jaar ago | 0

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Answered
Creating a matrix of logical arrays using an exsiting matrix
Use eye num_labels = 10; Y = [1;2;3;4;3;2;4;5;3;3;5;7;8]; % example Y E =eye(num_labels)==1; Your_matrix = E(Y,:) Then You...

meer dan 3 jaar ago | 0

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Answered
How can I use '$...$' Environment in xticklabel with matlab2tikz?
Just use xticklabels({'\$1\$','','\$2\$','','\$3\$','','\$4\$','','\$5\$',''}); rather than xticklabels({'$1$','','$2$','','$...

meer dan 3 jaar ago | 0

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Answered
Adding constraints to function plots in 2-D and 3-D
Hi, I have translated the Cartesian to polar system so as to satisfy your requirement f = @ (x , y ) x .* sin( x .* y ); min...

meer dan 3 jaar ago | 0

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what happened to my install ?how to solve this proplem?
你好,饶倩榕同学 在运行matlab安装程序之前,请关闭杀毒软件,特别是360;然后点击安装包安装时,请右键以管理员方式运行。 Hello, Rao Qianrong Before running matlab installer, please t...

meer dan 3 jaar ago | 0

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symbolic calculation for series
Hi friend, Just define U as a symbolic array, it works in my matlab syms x t syms U [5,1] % I think what you need is 5-by-1 m...

meer dan 3 jaar ago | 0

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Answered
How can I count number of dates over 100 degree F?
dates = readtable('your_dates_file'); % assume that your dates fie has only one column temps = readtable('your_temperature_fil...

meer dan 3 jaar ago | 0

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Answered
How to remove indexed set of rows from a cell array
Try this logical_indices = arrayfun(@(i)corb{i,1}(1)>100000&corb{i,1}(1)<300000,(1:1:size(corb))'); row_indices = find(logical...

meer dan 3 jaar ago | 0

Answered
write a 'for' loop numbers in a single row matrix
Hi, MOzhdeh Salimi Here I donot know your tiff file but I have written code for you! VF = rand(100,100); Tnormal = rand(100,1...

meer dan 3 jaar ago | 0

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Answered
Creating a mxn matrix that is all zeros except for the middle row and middle column which are 1s
M = [0,0,0,1,0,0,0; 0,0,0,1,0,0,0; 1,1,1,1,1,1,1; 0,0,0,1,0,0,0; 0,0,0,1,0,0,0]; Once for all Or you can do a = zeros(5,7); ...

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