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Stefan Raab


Last seen: 13 days ago |  Active since 2015

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Answered
Create vector/matrix inside function
Hello, this is because functions have their own workspace. There is a good explanation in the MATLAB doc, please execute the...

8 years ago | 1

Answered
Removing connecting lines between points in plot
Hello, add the following name value pair: 'LineStyle','none' Kind regards, Stefan

8 years ago | 6

| accepted

Answered
Where did PID Tuner extended mode go?
Hello, set "Domain" from "Time" to "Frequency", then the Bandwith and Phase Margin can be tuned. Is this what you were lookin...

8 years ago | 0

Answered
Fill the array after each loop iteration
Hello, why use the |r| at all? Try n_iter = 10; cosTheta = zeros(1,n_iter); % Memory preallocation for k=1:n_iter ...

8 years ago | 1

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Answered
how to assign values in for loop to a matrix in matlab function block?
Hello, the MATLAB Function block has limitations due to code generation. Either you preallocate the memory for |phi| and assi...

8 years ago | 1

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Answered
What does this symbol in simulink represent?
Hello right click on a signal: *Linear Analysis Points/Input Perturbation*. You need Simulink Control Design for this. Kin...

8 years ago | 0

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Answered
How do I import data form an excel file into MATLAB?
Hello, I think the following docs will help you. Execute the commands in the MATLAB Command Window: * Import Tool (Using G...

8 years ago | 0

Answered
How can I change the "Set Point"? (Feedback)
Hello, I think your feedback might not be correct. I will abbreviate _(X1-X2)_ as _Y_: _Y = G1(s) * (F(s)*W + C(s)*(R - Y)...

8 years ago | 0

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Answered
Why I get different result at Simulink? (Matlab, Simulink)
Hello, I suppose that depends on the solver. The documentation of the "step" function describes in the "More About/Algorithms...

8 years ago | 2

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Solved


Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

8 years ago

Answered
Why doesn't my for loop work?
Hello, I think the error is in this assignment: userValues(i) = []; This will not just delete the value from the arra...

8 years ago | 0

Solved


Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

8 years ago

Solved


Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

8 years ago

Solved


Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

8 years ago

Solved


Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

8 years ago

Solved


Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

8 years ago

Solved


Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

8 years ago

Solved


Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

8 years ago

Solved


Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

8 years ago

Solved


Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

8 years ago

Solved


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

8 years ago

Solved


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

8 years ago

Solved


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

8 years ago

Solved


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

8 years ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

8 years ago

Solved


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

8 years ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

8 years ago

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Add two numbers
Given a and b, return the sum a+b in c.

8 years ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

8 years ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

8 years ago

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