Beantwortet
How to plot multiple box plots on same graph with same size vector?
Hi, just change line 1 vol = [D1(:,1);C1(:,1)]; to vol = [D1(:,1), C1(:,1)];

etwa 3 Jahre vor | 0

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Beantwortet
Setting 3D plot's centre at origin
try this set(gca, 'XAxisLocation', 'origin', 'YAxisLocation', 'origin','ZAxisLocation', 'origin')

etwa 3 Jahre vor | 0

Beantwortet
Squeezing NaN's out of a square matrix to make a smaller square matrix
[p,q] = size(M); M(isnan(M))=[]; M = reshape(M,p-1,q) Then M = 2 1 1 1 1 3 3 2 ...

etwa 3 Jahre vor | 0

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Beantwortet
Number of Bacteria.
Here you can use symbolic solution syms N(t) t eq = diff(N)==log(3.32)*N N = dsolve(eq,N(0)==100) N_1dot5_hour = eval(subs(N...

etwa 3 Jahre vor | 0

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Beantwortet
How to store conditional values during iteration by using Ode45?
You can define a table to store the data including the conditional values function main t0=0; tf=15; a0=1; T = table(); gl...

etwa 3 Jahre vor | 1

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Beantwortet
If statement in a for loop
You can do like this A = mat2cell(rand(40,40)+0.5, [10 10 10 10], [10 10 10 10]); % A is your data randomly generated, you ca...

etwa 3 Jahre vor | 1

Beantwortet
I want to draw dual phase portraits in a 4x4 linear differential equation system. My codes contain 4 variables as below (x1, x2, y1, y2). For a given coefficients matrix, when
Looks like an ode function, so use matlab ode solver to solve it. Here I give an example of ode 45. A = rand(4,4); tspan = [0...

etwa 3 Jahre vor | 0

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Beantwortet
Create cylinder roll based on height data
You need map the length and the circumference to your true cylinder. cylinder_true_length = 20; cylinder_true_radius = 5; len...

etwa 3 Jahre vor | 0

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Beantwortet
reduce samples on a 3d array
Use interp1 my friend, if a is the 160x120x30000 data that you said. [m,n,p] = size(a); a = reshape(a,m*n,p); nSeries = p; ...

mehr als 3 Jahre vor | 1

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Beantwortet
How to convert one column of a table into numeric data type corresponding to the other column of the same table?
If you have a table T with field names genre and runtime, then genre = {'ab','a','a','o','abo'}'; runtime = [11,12,13,14,45]';...

mehr als 3 Jahre vor | 1

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Beantwortet
splitting cell array consists of string and numeric characters
Use replace S = {...}; % your n*1 cell array S = arrayfun(@(i)replace(S{i},'*',''),1:1:numel(S),'uniform',false);

mehr als 3 Jahre vor | 1

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Beantwortet
What should I do?-Array indices must be positive integers or logical values.
Hi, g(i,j) may be zero, then m becomes zero. change it like this clc clear close all a=imread('Screenshot_20210628.jpg'); ...

mehr als 3 Jahre vor | 0

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Beantwortet
Find an equation of the tangent to the curve at the point corresponding to the given value of the parameter. x=t√,y=t2−2t;t=4
syms t x0(t) y0(t) x y x0 = sqrt(t); % parametric equation for x y0 = t^2-2*t; % parametric equation for y dx = diff(x0); %...

mehr als 3 Jahre vor | 1

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Frage

What if in matlab answer, your answer is robbed by the questioner and he accepts only his all by himself
I have encountered more than twice now. In the answer community, after you answered a question, the questioner made a minor corr...

mehr als 3 Jahre vor | 2 Antworten | 0

2

Antworten

Beantwortet
How to Solve for x for 20 functions
You can get symbolic solution by syms K C V B N X eq = K*(B-X)*(N-X)-(C+X)*(V+X); x = solve(eq, X) and the final process is ...

mehr als 3 Jahre vor | 0

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Beantwortet
opening multiple excel files in different location with a loop
Try following code % Input number of sites N = input('Number of Location? ', 's'); N = str2double(N) % Loop to read all file...

mehr als 3 Jahre vor | 0

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Beantwortet
Install Curve Fitting Toolbox
Do following steps

mehr als 3 Jahre vor | 6

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Beantwortet
How to include current array from multiple for loops into csvwrite filename
Hi, try this command instead csvwrite([num2str(lat),'_',num2str(lon),'.csv'], csvdata)

mehr als 3 Jahre vor | 0

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Beantwortet
Can I use the movmean function for a time series?
timeseries不支持movmean呢，可以把对其下面的data做操作，比如 ts = timeseries((1:5)',[0 10 20 30 40]); a = movmean(ts.Data,2);

mehr als 3 Jahre vor | 0

Beantwortet
How do shade different area with specific y interval
Hi, Wan-Yi Chiu I add three more code lines after your code, then it works. clear x = 0:0.01:9; y = sqrt(x); y0 = y(end:-1...

mehr als 3 Jahre vor | 0

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Beantwortet
Interpolating [X Y Z V] values on cylinder surface
Actually, scatteredInterpolant function is easy to implement what you think. function plot3D(x,y,z,v,m) % scatter3(x,y,z); Tm...

mehr als 3 Jahre vor | 0

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Beantwortet
Matlab online does not save my work.
When you use matlab online to save data, all the data will be instored on this website, please check by clicking matlab driver.

mehr als 3 Jahre vor | 0

Beantwortet
I want to cut/crop an RGB image and paste it on different location in another image
I will show you how to copy Part of image A to a certain position of image B clc;clear A = imread('Lena.jpg'); A = imresize(A...

mehr als 3 Jahre vor | 0

Beantwortet
2d Unsteady state heat conduction equation using Gauss-seidel method
Hi, Rajat Powade I have checked your code carefully and I know you have used the 5-point Gauss-Seidel difference method to obta...

mehr als 3 Jahre vor | 0

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Beantwortet
How to add column (after multiplication) in file imported from excel
Then if you have new column named newColumn previousTable = readtable('...'); newTable = [previousTable, table(newColunm)]; w...

mehr als 3 Jahre vor | 0

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Beantwortet
How to write following equation with "dsolve" command?
Hi, That means There is no symbolic solution for the differential equation you give.

mehr als 3 Jahre vor | 0

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Beantwortet
how to swap some vector value?
A general answer is S = 1:100; % count = 1; copyLength = 2; % copyStep = 10; % copyStep>copyLength while count<=numel(S)-co...

mehr als 3 Jahre vor | 0

Beantwortet
Random values in timetable
Do by the following code data = timetable; n=1; for i = 1:5 Time = datetime('now'); Conductivity = rand(1,1); ...

mehr als 3 Jahre vor | 1

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Beantwortet
Matrix 'if' statement
If you do not want the loop, then M = 100; N = 100; [j, i] = meshgrid(1:N,1:M); q = i>j; A(q) = i(q); A(~q)=j(~q);

mehr als 3 Jahre vor | 1

Beantwortet
How to plot a rectangle from a single point ?
Hi, Use rectangle function rectangle('Position',[0,0,2,4]); % [x_left_down_corner, y_left_down_corner, length, width] Use a...

mehr als 3 Jahre vor | 0

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