Cedric Kotitschke

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Turn slTuner into genss
When using a slTuner object, I can call methods like getIOTransfer to get the closedloop and getLoopTransfer to get the openloop...

2 months ago | 1 answer | 0

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answer

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Auto complete inputs of method using object property
Hey, I have a class with a property that I would like to use for auto completion: classdef TestClass properties ...

2 months ago | 1 answer | 0

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answer

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Simulate closed loop system with saturated controller output in Matlab
Hey, I'd like to simulate a closed-loop system in Matlab (not Simulink) whereby the controller output (the input to the plant) ...

3 months ago | 2 answers | 0

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answers

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How to determine if an object is a built-in class?
How can I determine if an object is a built-in class? Not only doubles, structs, strings and all those base data types but also...

7 months ago | 1 answer | 0

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Swap shape of cell array full of arrays
Hey, I have a nxn cell array where each element contains a 1xm array. How do I turn this into a 1xm cell array where each elem...

11 months ago | 2 answers | 0

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answers

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Store intermediate results of cost function when solver is run in parallel
Hey, I have a cost function that is comprised of two intermediate results f1 and f2. When I run some solver to minimize this f...

11 months ago | 1 answer | 0

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Answered
export_fig of multiple overlayed images only saves one image
Why not use saveas? saveas(gcf,'figname.pdf')

1 year ago | 0

Answered
Way to save figures to .fig file as visible from matlab live script?
Why don't you set the visible property to 'off' after saving? set(gcf, 'Visible', 'on') saveas(gcf, 'figurename.fig') set(g...

1 year ago | 0

Solved

Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

1 year ago

Question

How do I restore my Simulink Favourite Commands?
Hello, my Matlab did not start so I followed the advice to rename the preference folder and create a new, blank reference folde...

1 year ago | 1 answer | 0

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answer

Answered
Extract several matrices from single column vector
For everyone who also struggles with this, here's my solution. It is clunky but that's only because genmat objects are buggy whe...

1 year ago | 0

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Question

Extract several matrices from single column vector
Hey, I have three matrices A, B, C, D which I flatten to a single column vector: J = [A(:); B(:); C(:); D(:)] How can I used...

1 year ago | 1 answer | 0

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answer

Question

Copy simulink block programmatically
Hey, I have a very simple problem for which I am not able to find an answer. How exactly do I copy a block in Simulink program...

1 year ago | 1 answer | 0

1

answer

Question

Convert symbolic inequality to matrix form
Let's say I have a symbolic inequality: 2*x + 3*y <= 5 Is there a way to elegantly extract the matrices A, b for the equivalen...

1 year ago | 2 answers | 0

2

answers

Question

Extract one-dimensional timeseries from multidimensional timeseries
Hey, I have a timeseries with Time: [nx1] and Data: [3x1xn] (output from a Simulink model) How can I get a timeseries based on...

1 year ago | 1 answer | 0

1

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Question

Rearrange cell array of strings based on occurrence in another cell array of string
Hey, I have two cell arrays of string. Let's call them A and B: A = {'test1', 'test2'}; B = {'here_test2_occurs', 'here_tes...

1 year ago | 1 answer | 0

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answer

Question

Find model references within model references
Hello, I'm trying to find a model reference within a large simulink model which contains multiple model references, often als...

2 years ago | 1 answer | 0

1

answer

Question

Programmatically add annotation with an equation to simulink
Hey all, I'm trying to add an annotation to a Simulink model which includes an equation using Latex syntax. However, all I get ...

2 years ago | 1 answer | 0

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answer

Question

Extract operations from symbolic expression
Hello, given a symbolic expression, I want to extract the fundamental operations that take place in this symbolic expression....

2 years ago | 1 answer | 0

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Solved

Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

2 years ago

Solved

Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

2 years ago

Solved

2 years ago

Solved

2 years ago

Solved

Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

2 years ago

Solved

Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

2 years ago

Solved

Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

2 years ago

Solved

Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

2 years ago

Solved

Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

2 years ago

Solved

Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

2 years ago

Solved

Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

2 years ago

Cedric Kotitschke

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