Stijn Haenen

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93 2019 年以降の合計貢献数

Stijn Haenen's バッジ

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objects of one class into another class
If you have these two classes: classdef clwinding properties d w end methods function...

9日前 | 1

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objects of one class into another class
If you define for example your class like this, you can multiply two object values: classdef BasicClass properties V...

9日前 | 1

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How to delete/copy (store) rows of a struct?
You can delete the last 13 rows with: struc.data=[1:45]'; struc.data(end-12:end)=[];

12日前 | 0

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how to solve a 5th degree equation and write a loop function with it
use the functions syms and solve: syms x solve(x==a*b*(1-x)^5)

2ヶ月前 | 0

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Create results .txt files with loop
you can create txt files with: FP=fopen(sprintf('test%g.txt',1),'wt'); fprintf(FP,num2str(data)); fclose(FP);

3ヶ月前 | 0

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How can I make a scatter plot with different markers ?
maybe somthing like this: symbol_list=['*';'+';'o';'<']; for i=1:4 scatter(x(:,i),y(:,i),symbol_list(i)) hold on en...

3ヶ月前 | 0

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Create row with text from loop for a table
you can create table headers with: a=table(); for i=1:10; a.(sprintf('bar %g',i))=i; end

3ヶ月前 | 0

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Continuous Spectrogram from multiple wav files.
Something like this: data_tot=[]; >> for i=1:numel(files) data=audioread(files(i)); data_tot=[data_tot ; data]; end...

3ヶ月前 | 0

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how to identify leap years
There is a leap year every four years, so you can use this: if mod(year,4)==0 'leap year' else 'not a leap year' en...

3ヶ月前 | 0

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Creating a data matrix that self generates.
somthing like this: count=0; m=zeros(100,1); rand_int=datasample(1:100,1); m(rand_int)=1; old_matrix=reshape(m,[10 10]); f...

3ヶ月前 | 1

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how can i solve this error?
You should use this: x=1:0.1:6; for i=1:numel(x) h(i,:)=z2+(x(i)-ls)*z4; end or even without ':' x=1:0.1:6; for i=1:numel...

3ヶ月前 | 0

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print the element of a matrix
a=-Inf; for i=1:numel(matrix(:,1)) if matrix(i,1)>a; a=matrix(i,1); end end disp(a)

3ヶ月前 | 1

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print the element of a matrix
You can use: a=max(matrix(1,:)); disp(a) to disp the max value from the first row, or b=max(matrix(:,1)); disp(b) to ge...

3ヶ月前 | 0

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How to join two points, on a 'map', created with the command 'ginput'?
You can use this code, which contains the function ginput_norm: https://nl.mathworks.com/matlabcentral/fileexchange/75469-ginput...

3ヶ月前 | 0

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ginput with normalized coordinates of the figure window.
Graphical input from mouse.

3ヶ月前 | ダウンロード 4 件 |

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replace updated data with previous data in Matlab while Matlab and excel are linked.
Make a while loop in which matlab reads the data from the excel file every minute or every hour. You can generate a script that ...

4ヶ月前 | 0

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Reading and Replace lines in input data for many lines
What about creating a new txt file in every loop and overwriting the existing file2.txt instead of replacing lines?

4ヶ月前 | 0

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What is z1 appearing when solving this nonlinear system for x y and z?
You can try to use the function vpasolve instead of solve

5ヶ月前 | 1

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Legend with different text color and Latex Interpreter
I dont think it is possible to change the color with the latex interpreter. It can be used to make text bold for example and ins...

5ヶ月前 | 0

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How can I create a point shapefile from a csv (or matrix) with lat/long columns?
Im not sure what you want, but maybe this can help: for i=1:1780 T.(sprintf('var%g',i))=sprintf('var%g',i); end This cre...

5ヶ月前 | 0

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plot fails with -Inf
you can use Px(isinf(abs(Px)))=0; to set all -Inf values to 0

5ヶ月前 | 0

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How do I display the output of my stats_
Im not sure what you mean. With the command 'gcf' you get all the stats of the figure. The stats of the maskImage are in your ...

5ヶ月前 | 0

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How can I perform region growing with two seed points?
Can you upload an image, and give examples of the values: I,x,y,x2,y2,reg_maxdist1,reg_maxdist2, then we can run the code and ch...

5ヶ月前 | 0

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Creating a run log/count with a for loop within a table.
I think this is what you are looking for: switch_list=zeros(length(data),1); switch_list(2:end)=data(2:end,2)-data(1:end-1,2);...

5ヶ月前 | 0

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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...

5ヶ月前 | 0

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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...

5ヶ月前 | 0

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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 ...

6ヶ月前 | 0

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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

6ヶ月前 | 0

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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...

6ヶ月前 | 0

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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...

6ヶ月前 | 0