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Chuguang Pan


Last seen: Today |  Active since 2019

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Mechanical Engineer

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C
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English
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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...

4 months ago

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,...

4 months ago | 1 answer | 0

1

answer

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...

5 months ago | 1 answer | 0

1

answer

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...

6 months ago | 0 answers | 0

0

answers

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...

6 months ago | 2 answers | 0

2

answers

Answered
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];

6 months ago | 0

Answered
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(...

7 months ago | 1

Answered
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)

7 months ago | 0

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

7 months ago | 0

| accepted

Answered
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...

7 months ago | 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...

7 months ago | 2 answers | 0

2

answers

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 ...

8 months ago | 0 answers | 0

0

answers

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...

10 months ago | 2 answers | 0

2

answers

Answered
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...

2 years ago | 1

| accepted

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...

2 years ago | 0 answers | 0

0

answers

Question


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

2 years ago | 1 answer | 0

1

answer

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...

2 years ago | 1 answer | 0

1

answer

Solved


Find the Pattern 5

4 years ago

Solved


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...

4 years ago

Solved


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...

4 years ago

Solved


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...

4 years ago

Solved


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

4 years ago

Solved


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

4 years ago

Solved


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".

4 years ago

Solved


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 ...

4 years ago

Solved


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

4 years ago

Solved


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...

4 years ago

Solved


Find the Pattern 10

4 years ago

Solved


Find the Pattern 9

4 years ago

Solved


Find the Pattern 8

4 years ago

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