回答済み
How to extract values from an array?
val1 contains the numbers x(1), x(2) x(3) and x(4). val2 contains the numbers between x(1) and x(4) with steps on 1, but x(4) is...

2年弱 前 | 0

回答済み
How do I find a center of rotation having a set of 3D points ?
If each point represent the same amount of mass, the center of rotation is just the average position of all poisitions, when eac...

2年弱 前 | 0

回答済み
how can i split a 400*400 matrix into smaller one
what about this: num_list=0:40:400; data=[]; Image=zeros(400); for a=1:numel(num_list)-1 for b=1:numel(num_list)-1 ...

2年弱 前 | 0

回答済み
save data to a new row in a table for each iteration of a for loop
something like this might be useful for you: data=[]; for i=1:0.1:10 data(:,end+1)=[i^2;i^3];%just example of data end

2年弱 前 | 0

回答済み
It's posible to make figure always maximized and block minimized option?
You can do this with position function of a handle: h=figure(); h.Position=[1,41,1536,749] % depends on your screen size, 1 41...

2年弱 前 | 0

回答済み
How not to delete one element of a figure when using cla?
Maybe you can delete one of the 'Children' of the figure. type: h.Children and check if there is any data that can be delete...

2年弱 前 | 0

回答済み
Computing an specific numerical Integral
I think you should use a Riemann integral to estimate the answer of this integral. Or maybe wolfram Mathematica can solve it f...

2年弱 前 | 0

回答済み
How to copy files form one directory to another
cd('source_folder') filenames=dir; for i=3:length(filenames) copyfile(filenames(i).name,'destination_folder') end

2年弱 前 | 0

送信済み


steppermotor
Easy control of a bipolar (4 cable) stepper motor, power by usb port and controlled with audio signal via the audio jack output....

2年弱 前 | ダウンロード 2 件 |

Thumbnail

回答済み
Changing dimensions of a cell array
You can do this with: ' field=field';

2年弱 前 | 0

| 採用済み

回答済み
Why wont matlab start up on my laptop?
I have the same problem sometimes. On my computer this is caused by a wrong target location of my desktop shortcut. The shortcut...

2年弱 前 | 0

回答済み
How do you randomly choose a grey bar in picture to turn white?
This is most likely not the best way to do it but it works: picture=zeros(50,50); picture(10,10:12)=100; picture(20,10:12)=10...

2年弱 前 | 1

回答済み
function serialportlist is not working
I do not know if i have such a device. I want to play audio files via different USB speakers, do you have any tips how to do thi...

2年弱 前 | 0

| 採用済み

質問


function serialportlist is not working
When I use the function 'serialportlist' to identify the serial ports on my laptop i get a 1x0 empty string array. ports=serial...

2年弱 前 | 1 件の回答 | 0

1

回答

回答済み
How can I extract values from an N x 2 matrix?
What about this?: cord=zeros(1,2); for i=1:100 xx = input('Enter x coordinates in the form [0]'); yy = input('Enter ...

約2年 前 | 0

回答済み
Replace -99 with NaN
x=[1 2 -99 3 4 -99 5 6 -99]; x(x==-99)=NaN;

約2年 前 | 0

回答済み
Custom colour bar, excluding the Blue from RGB.
Maybe you can try this: h=figure(); A = [200 200 200 200 200; 200 200 200 200 200; 200 200 100 200 200; 200 200 200 200 200; 2...

約2年 前 | 0

回答済み
Error: Inner Matrix Dimension Must Agree
you should use " .* " instead of " * " .

約2年 前 | 1

回答済み
Index exceeds matrix dimensions error
You should use ( and ) not { and }. Try this code: t=zeros(10,1); for n=1:10 if n/2>2 t(n)=t(n-1)+1 end end

約2年 前 | 0

| 採用済み

回答済み
How can I get the column number of a matrix with smallest error to my value?
Mybe you can use: [x,y,z]=find(....)

約2年 前 | 0

回答済み
Efficient way of selecting columns of a matrix
You can get the data from different columns also in two (maybe more?) ways: a=[1:10;11:20;21:30]; tic for i=1:10000 a(:,...

約2年 前 | 0

回答済み
How can I convert all string cells in a table to numerical values?
If you use the import data tool, you can chose to ouput the data in matrix instead of a table. With this tool you can also gene...

約2年 前 | 1

| 採用済み

回答済み
How can I use a loop to maximize correlation of multiple graphs?
Maybe something like this can help you: clear Y_data=[ones(1,40)*-6,-6:-2/20:-8,ones(1,140)*-8]; %just an example for x1=1:19...

約2年 前 | 0

| 採用済み

回答済み
Why does cumtrapz return negative values?
Your X and Y are from high value to low values, resulting in negative areas. use fliplr() to mirror arrays X and Y. X=[0.5056 ...

約2年 前 | 1

回答済み
Adding values from columns 1:i for each column for a new matrix of the same size
Something like this? matrix=[1 2 3; 1 2 3; 1 2 3; 1 2 3]; for i=1:size(matrix,2) matrix_new(:,i)=sum(matrix(:,1:i),2); e...

約2年 前 | 0

回答済み
input image without writing a path directory in the code
maybe you can use this: https://nl.mathworks.com/matlabcentral/fileexchange/73801-adding-all-subfolders-of-a-certain-base-folde...

約2年 前 | 0

送信済み


Adding all subfolders of a certain (base)folder to the path.
This code will add every subfolden within a certain base folder to the searchpath.

約2年 前 | ダウンロード 1 件 |

回答済み
Draw horizontal lines using for loop on set of images
Maybe this works: Color=[255,255,0]; %color in 8bit, [255 255 0] is yellow width=3; %width of the line Line_Y_coor=[500 60...

約2年 前 | 1

| 採用済み

回答済み
Mean of certain elements within a matrix
I think this will work: for i=1:371 Mean_i(i)=mean([matrix(i,5:6),matrix(i+1,2:4)]); end

約2年 前 | 0

| 採用済み

もっと読み込む