Answered

How to check if an object is from a certain class object?

try this: isequal(class(a),'Box') ans = 1

How to check if an object is from a certain class object?

try this: isequal(class(a),'Box') ans = 1

11 months ago | 2

Answered

How to check the inputs of a user given vector

I hope I understand your problem. Try this a=[0 0 1 1]; idx=find(a==1) the answer would be: idx = 3 4

How to check the inputs of a user given vector

I hope I understand your problem. Try this a=[0 0 1 1]; idx=find(a==1) the answer would be: idx = 3 4

11 months ago | 0

Answered

Update variable value to workspace

I would try to load my variables by useing PostLoad callbacks in model Properties. Now you have access to this variables by...

Update variable value to workspace

I would try to load my variables by useing PostLoad callbacks in model Properties. Now you have access to this variables by...

11 months ago | 0

Answered

How do I connect to a database using a Simulink block created from a custom Matlab class?

Try to capsel your class in Matlab level2-s-function. https://www.mathworks.com/help/simulink/slref/level2matlabsfunction.html ...

How do I connect to a database using a Simulink block created from a custom Matlab class?

Try to capsel your class in Matlab level2-s-function. https://www.mathworks.com/help/simulink/slref/level2matlabsfunction.html ...

11 months ago | 0

Answered

My nested For Loops takes 40 seconds for 20,000 records. Anyway to vectorize or improve?

You have to avoiding the nested loops. may be you can use the bsxfun to avoiding some loops. An example: A = rand(50); % 50-...

My nested For Loops takes 40 seconds for 20,000 records. Anyway to vectorize or improve?

You have to avoiding the nested loops. may be you can use the bsxfun to avoiding some loops. An example: A = rand(50); % 50-...

11 months ago | 0

Answered

Defining global variables to be used in a function and outside

I think following code can help you: classdef hC < handle properties var end end your function wold look l...

Defining global variables to be used in a function and outside

I think following code can help you: classdef hC < handle properties var end end your function wold look l...

11 months ago | 0

Answered

How to programatically modify simulink mask values (Serial Configuration Block)

I used the following codes in a matlab level-2 s-function and It's worked. set_param(gcs,'BackgroundColor', 'red');

How to programatically modify simulink mask values (Serial Configuration Block)

I used the following codes in a matlab level-2 s-function and It's worked. set_param(gcs,'BackgroundColor', 'red');

2 years ago | 0

Answered

Variable size class properties for C++ code export

The defination of var is wrong. it's ok if you write classdef inputClass properties var; b = 0 ...

Variable size class properties for C++ code export

The defination of var is wrong. it's ok if you write classdef inputClass properties var; b = 0 ...

2 years ago | 0

Answered

Physical attributes / Weight

you can create a subsystem. use ctrl.+m to create a mask for your subsystem. Now you could be able to use Parameters and Dialog...

Physical attributes / Weight

you can create a subsystem. use ctrl.+m to create a mask for your subsystem. Now you could be able to use Parameters and Dialog...

2 years ago | 0

| accepted

Answered

to plot binary data for the predefined time interval

try something like this: n=0; while n<5000 for i=1:1000 t(i)=now; x=[1 0 0 1 1 1 0 0 1]; %read your x f...

to plot binary data for the predefined time interval

try something like this: n=0; while n<5000 for i=1:1000 t(i)=now; x=[1 0 0 1 1 1 0 0 1]; %read your x f...

2 years ago | 0

Answered

How can I round double-values down in a Matlab function block in Simulink?

I would programming like this: x=strsplit(datestr(now,'YYYY-mm-DD-HH-MM-ss'),'-') % instead of now you can use your time from...

How can I round double-values down in a Matlab function block in Simulink?

I would programming like this: x=strsplit(datestr(now,'YYYY-mm-DD-HH-MM-ss'),'-') % instead of now you can use your time from...

2 years ago | 0

Answered

Fitting sum of exponential function with experiment data

you have to simplified your model to y=1-c1exp(-c2*x*t) y ist your Vt/V_inf c1 represent all other parameter outside your ex...

Fitting sum of exponential function with experiment data

you have to simplified your model to y=1-c1exp(-c2*x*t) y ist your Vt/V_inf c1 represent all other parameter outside your ex...

2 years ago | 1

Answered

Align different starting point to zero

try with find and index for i=1:tn ind=find(B(:,1)==number(i)) y=min(B(ind,2)); B(ind,2)=b(ind,2)-y; end

Align different starting point to zero

try with find and index for i=1:tn ind=find(B(:,1)==number(i)) y=min(B(ind,2)); B(ind,2)=b(ind,2)-y; end

2 years ago | 0

| accepted

Answered

How to create a mathematical expression which contains delays using Symbolic Math Toolbox?

matlab multiplied and simplified your codes; Y = I1^2+2*(I2-4)+I1*(I3-4)+(I4-8)+5*I5 Y = I1^2+2*I2-8+I1*I3-4+I4-8+5*I5 simpli...

How to create a mathematical expression which contains delays using Symbolic Math Toolbox?

matlab multiplied and simplified your codes; Y = I1^2+2*(I2-4)+I1*(I3-4)+(I4-8)+5*I5 Y = I1^2+2*I2-8+I1*I3-4+I4-8+5*I5 simpli...

2 years ago | 0

Answered

Acces data in nested structure

if your various_substructures is an array you can access the value like follow: for i=1:5 s.var(i).val1.x=i; s.var(...

Acces data in nested structure

if your various_substructures is an array you can access the value like follow: for i=1:5 s.var(i).val1.x=i; s.var(...

2 years ago | 0

Answered

App Designer: Use Tree to Browse Directory

see the help of uigetfile: "Enabling multiple file selection in the dialog: [filename, pathname, filterindex] = uigetfi...

App Designer: Use Tree to Browse Directory

see the help of uigetfile: "Enabling multiple file selection in the dialog: [filename, pathname, filterindex] = uigetfi...

2 years ago | 0

| accepted

Answered

How to draw line between specific points?

I hope the following codes are what you want: clear all close all clc A = [ 1000 1000; 1003 2640; 2323 2638; 2661 1096; 1...

How to draw line between specific points?

I hope the following codes are what you want: clear all close all clc A = [ 1000 1000; 1003 2640; 2323 2638; 2661 1096; 1...

2 years ago | 0

Answered

How to create a symmetric histogram

du you means this? A=linspace(0,pi,181); X=sin(A); Y=-X plot(A,X,'r-',A,Y,'b-')

How to create a symmetric histogram

du you means this? A=linspace(0,pi,181); X=sin(A); Y=-X plot(A,X,'r-',A,Y,'b-')

2 years ago | 0

Answered

How can I build power function through point?

I would do something like this: x = [52000 70000 74000 96000 100000 170000 220000 245000 530000 720000 810000 4900000]; y ...

How can I build power function through point?

I would do something like this: x = [52000 70000 74000 96000 100000 170000 220000 245000 530000 720000 810000 4900000]; y ...

2 years ago | 0

| accepted

Answered

one problem about ismember function

That is not a problem of ismember function. The machine accuracy is in matlab eps >>eps ans= 2.2204e-16 to better ...

one problem about ismember function

That is not a problem of ismember function. The machine accuracy is in matlab eps >>eps ans= 2.2204e-16 to better ...

3 years ago | 0

Answered

Exporting from Matlab to excel with macro.

you have to use activeX in matlab to start Excel e = actxserver('excel.application'); e.visible=1; %% new Woorkbo...

Exporting from Matlab to excel with macro.

you have to use activeX in matlab to start Excel e = actxserver('excel.application'); e.visible=1; %% new Woorkbo...

3 years ago | 0

Answered

How can I add a point to an animation?

you need to add in your code hold on otherweise you create every time a new graph and your point is not exist anymore.

How can I add a point to an animation?

you need to add in your code hold on otherweise you create every time a new graph and your point is not exist anymore.

3 years ago | 0

Answered

Insufficient number of outputs from right hand side of equal sign to satisfy assignment.

x={1, 2,3} [a b c]=x{1:3}

Insufficient number of outputs from right hand side of equal sign to satisfy assignment.

x={1, 2,3} [a b c]=x{1:3}

3 years ago | 0

Answered

Overload operator doesn't work into workers

class handel is a pointer of Memory. To better understand try this codes a = ClassA(10); b = ClassB(a); a.value b....

Overload operator doesn't work into workers

class handel is a pointer of Memory. To better understand try this codes a = ClassA(10); b = ClassB(a); a.value b....

3 years ago | 0

Answered

How do I load images from matlab to Paint Application?

if your Image called test.png you have to run this Code in matlab command !mspaint test.png

How do I load images from matlab to Paint Application?

if your Image called test.png you have to run this Code in matlab command !mspaint test.png

3 years ago | 0

Answered

Which one is faster: trace(a' * b) or sum(sum(a .* b', 2))?

try your code with tic for i=1:10000 %put hier your alternat 1 end toc tic for i=1:10000 %put hi...

Which one is faster: trace(a' * b) or sum(sum(a .* b', 2))?

try your code with tic for i=1:10000 %put hier your alternat 1 end toc tic for i=1:10000 %put hi...

3 years ago | 0

Answered

Strange Cell Array error

try this codes data={'8317';'10974';'14623'} for i=1:3 c2(i)=str2num(data{i}) end

Strange Cell Array error

try this codes data={'8317';'10974';'14623'} for i=1:3 c2(i)=str2num(data{i}) end

3 years ago | 0

Answered

save result of each iteration in a joint table

I would use the cell-data format to save every thing. for i=1:5 x{i}=table('test',i); end

save result of each iteration in a joint table

I would use the cell-data format to save every thing. for i=1:5 x{i}=table('test',i); end

3 years ago | 0

Answered

Creating a class object with the same class name as a variable

I creat some file which is called: CLASS_Template.m and used some KEY_CLASSNAME as a key in this template. %codes of CL...

Creating a class object with the same class name as a variable

I creat some file which is called: CLASS_Template.m and used some KEY_CLASSNAME as a key in this template. %codes of CL...

3 years ago | 0

Answered

Divide y values of two graph?

what about htis? x=1:20; x2=1:5:20; y1=x.^2; y2=x2.^3-x2.^2+0.5*x2; plot(x,y1,'b-',x2,y2,'g.-') y3=i...

Divide y values of two graph?

what about htis? x=1:20; x2=1:5:20; y1=x.^2; y2=x2.^3-x2.^2+0.5*x2; plot(x,y1,'b-',x2,y2,'g.-') y3=i...

3 years ago | 2

| accepted