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warnerchang


Last seen: ungefär en månad ago Active since 2021

Never be afraid to try something new

Programming Languages:
MATLAB
Spoken Languages:
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Question


How to plot a 3D disk with several holes quickly?
I used "patch" to plot a 3D disk with single central hole successfully, however, I do not know how to plot a 3D disk with severa...

8 månader ago | 0 answers | 0

0

answers

Question


Limit angle in [-90,90] degree
As I was using ode45 to solve ODEs, I do not know to limit the result in [-90,90] degree. Anyone may provide some help?

9 månader ago | 1 answer | 0

1

answer

Question


label is not at the center of axes
when I was plotting a 3D line, I tried to use xlabel/ylabel to make a axis label. However, I found these labels are not at the c...

10 månader ago | 1 answer | 0

1

answer

Question


how can I change lighting using codes?
Now, I plot a figure, however, it is dark. And I use the button to change the lighting, I am wondering whether there exists a me...

10 månader ago | 1 answer | 0

1

answer

Question


How to define a colormap easily
I tried to define a colormap, however it is rather difficult, because I have to choose a value and then I see what the color it ...

10 månader ago | 2 answers | 0

2

answers

Question


what is the time complexity of function 'reshape'
anyone knows what is the time complexity of function 'reshape'?

10 månader ago | 2 answers | 0

2

answers

Question


why use limit function goes wrong
syms x f=(2/pi*atan(x))^x; limit(f,x,inf,'right') Prompt:Inconsistent limit direction. however,I tried to transform the f...

10 månader ago | 1 answer | 0

1

answer

Question


How to adjust the brightness of an image in YCbCr color space
anyone know how to adjust the brightness of an image in YCbCr color space?

10 månader ago | 1 answer | 0

1

answer

Question


Why two methods give different results, and which is correct?
I use ode15i and ode45 to solve an implicit function, however two methods give different results, which is correct? clear clc ...

10 månader ago | 1 answer | 0

1

answer

Question


why it will go wrong using 'cell'?
Recently, I ran two codes as follow: a={[],[]};a{1}(a{1}==3)=[]; % it will go wrong b=cell(1,2);b{1}(b{1}==3)=[];

10 månader ago | 1 answer | 2

1

answer