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Chuguang Pan


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Mechanical Engineer

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Implement the signum function
The signum function is a common mathematical function, which has the following definition : If x => 0, its value is 1, if x < 0...

7 jours il y a

Question


How to Generate Smooth Transitional Trapezoidal Signal in Simulink
Hi, everyone. I want to generate a custom signal demonstrated as follow image in Simulink, I have tried the Signal Editor Block,...

15 jours il y a | 1 réponse | 0

1

réponse

Question


Changing the Topic Name in DDS Dictionary have no effect in AutoGenerated XML file
Hello, everyone. I want to create the DDS Application with DDS Blockset. I have changed the Topic Name in DDS dictionary which...

environ un mois il y a | 1 réponse | 0

1

réponse

Question


How to configure ip address/port with DDS Blockset
I have build the DDS application shapesdemo.exe with DDS Blockset. I have test the communication between shapesdemo.exe with Op...

environ 2 mois il y a | 1 réponse | 0

0

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Question


FastDDS ShapesDemo Can not Communicate with DDS Blockset ShapesDemo
I followed the steps illustrated in DDS Blockset ShapeExample.mlx file and have build the shapesdemo.exe successfully. I first s...

2 mois il y a | 1 réponse | 0

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Réponse apportée
Parse error at x
The error message shows that there is a unrecognized varialble x_initial. You should initialize it. x_initial=[.5;.5;.5];

3 mois il y a | 0

Réponse apportée
Trouble with handling values in anti-diagonal of a square matrix
diagVal=8; otherVal=1; nrows=8; if mod(nrows,2) % odd A=(diagVal-otherVal)*eye(nrows) + (diagVal-otherVal)*fliplr(eye(...

3 mois il y a | 1

Réponse apportée
Hello, I have a cell array with the list of files I would like to delete. However I would not like to use a for loop to loop through each file to delete it.
maybe you can use cellfun. Files={'1.txt','2.txt','3.txt'}; cellfun(@delete,Files)

3 mois il y a | 0

Réponse apportée
Solving matrix equation in Matlab,
Using vectorization operator vec, which transfer a matrix to a column vector through stacking matrix's columns vertically. There...

3 mois il y a | 0

| A accepté

Réponse apportée
Making loop for a function 'xlsread'
xlsread is not recommended, you can use readtable/readmatrix/readcell depend on what type of data you want to read. The followi...

3 mois il y a | 1

Question


Where is the Location of CMakeLists File When I Build Simulink Model With CMake?
I want to build the shapesdemo Model which is incorporated in DDS Blockset Examples. I follow the steps illustrated in accompani...

4 mois il y a | 2 réponses | 0

2

réponses

Question


CMake Error When Building DDS Blockset shapesdemo Example Model
I want to build the shapesdemo Simulink Model which is incorporated in DDS Blockset Examples. I follow the steps illustrated in ...

4 mois il y a | 1 réponse | 0

0

réponse

Question


How to implement Ethernet Communication in Simulink Desktop Real-Time
I want to use Ethernet Communication within Simulink Desktop Real-Time. But I do not find corresponding I/O block in Simulin...

7 mois il y a | 2 réponses | 0

2

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Réponse apportée
How to take the mean of each four adjacent position in a matrix?
A=randi(10,1536,2048); % test Matrix M=zeros(768,1024); % result Matrix for row=1:768 for col=1:1024 M(row,col...

environ 2 ans il y a | 1

| A accepté

Question


Can not create MATLAB string without MATLAB runtime being initialized.
I create a .NET assembly using a function written in MATLAB. When I want to create a MATLAB String using MWStringArray Class, it...

environ 2 ans il y a | 1 réponse | 0

0

réponse

Question


expression error in Documentation
I think the expression in the image shown below should be , whose derivative is equal to ! Documentation Link

plus de 2 ans il y a | 1 réponse | 0

1

réponse

Question


importrobot but can not show visual geometries.
I try to import a robot model by using importrobot function with the input is a Simscape Multibody model. However, when I s...

plus de 2 ans il y a | 1 réponse | 0

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réponse

A résolu


Find the Pattern 5

plus de 3 ans il y a

A résolu


03 - Matrix Variables 1
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3a.png>> A 9x9 matrix full of 2's (Hint: use *ones* o...

plus de 3 ans il y a

A résolu


Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

plus de 3 ans il y a

A résolu


Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

plus de 3 ans il y a

A résolu


Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

plus de 3 ans il y a

A résolu


Convert radians to degrees
Given input in radians, output to degrees

plus de 3 ans il y a

A résolu


The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

plus de 3 ans il y a

A résolu


Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

plus de 3 ans il y a

A résolu


Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

plus de 3 ans il y a

A résolu


Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

plus de 3 ans il y a

A résolu


Find the Pattern 10

plus de 3 ans il y a

A résolu


Find the Pattern 9

plus de 3 ans il y a

A résolu


Find the Pattern 8

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