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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
answerQuestion
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
answerQuestion
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
answersQuestion
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
answersParse 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
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
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
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
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
answersQuestion
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
answersQuestion
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
answersHow 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
answersQuestion
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
answerQuestion
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
answerSolved
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
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