Dirk Engel

S-PACT GmbH

Last seen: Today | Aktiv seit 2012

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Founder and Managing Director of S-PACT, mainly responsible for product development, support, and software solutions.

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

18 Tage vor

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

18 Tage vor

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Find MPG of Lightest Cars
The file cars.mat contains a table named cars with variables Model, MPG, Horsepower, Weight, and Acceleration for several classi...

18 Tage vor

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Find the Best Hotels
Given three input variables: hotels - a list of hotel names ratings - their ratings in a city cutoff - the rating at which yo...

19 Tage vor

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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...

19 Tage vor

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Calculate BMI
Given a matrix hw (height and weight) with two columns, calculate BMI using these formulas: 1 kilogram = 2.2 pounds 1 inch = 2...

19 Tage vor

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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...

19 Tage vor

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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 are scalars and t is a vector. ...

19 Tage vor

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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 ...

19 Tage vor

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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,....

19 Tage vor

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Convert from Fahrenheit to Celsius
Given an input vector F containing temperature values in Fahrenheit, return an output vector C that contains the values in Celsi...

19 Tage vor

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Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

19 Tage vor

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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...

19 Tage vor

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Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not to use d...

19 Tage vor

Beantwortet
Short Pause doesn't come back
The white/hollow arrow indicates that the line is currently executing, but that the workspace is currently unloaded. Consider th...

23 Tage vor | 0

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Enumeration class input modification possible?
A static method is the correct approach from an OOP perspective. In other programming languages, a static method for creating an...

23 Tage vor | 0

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Deploying applications that run continuously for months
Experienced developer here, with some deployed apps running as back-end services uninterruptedly for years on Windows. We don'...

24 Tage vor | 0

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Deploying stand alone applications
Does the application run on the host PC where MATLAB is installed? If yes, then MATLAB runtime (MCR) is not installed or registe...

24 Tage vor | 0

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Matlab Deployed Applications and Libraries
Any kind of plug-in pattern using m-files is not possible. This is because during compilation your application gets encrypted by...

24 Tage vor | 0

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matlab compiler vs mcc functionality
I assume that by "MATLAB Compiler" you are referring to the MATLAB Compiler user interface (deplytool) which you can use to buil...

10 Monate vor | 1

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Is it possible to call a MATLAB .dll from C# in parallel?
No, because the MATLAB runtime instance that is used under the hood to execute your run_analysis() method is single-threaded. If...

10 Monate vor | 0

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ClassFactory cannot supply requested class : "MWComUtil.MWUtil"
The error indicates that your COM component (or any of its dependencies) is not registered correctly. Try to register your add-i...

10 Monate vor | 0

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MWArray assembly failed to be initialized
Try deleting the MATLAB Runtime cache folder. If the maximum cache size is reached, or the cache contains corrupted files, you m...

11 Monate vor | 0

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where can I get the MCR v7.7?
The developers of MIQuant have placed a download link to the required version of MCR on their webpage https://journals.plos.org/...

mehr als ein Jahr vor | 0

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Why my standalone app is not working
I was able to compile and run your application with MATLAB R2019b. Make sure to disable "Do not display Windows Command Shell"...

mehr als ein Jahr vor | 2

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Word Counting and Indexing
You are given a list of strings, each being a list of words divided by spaces. Break the strings into words, then return a maste...

mehr als ein Jahr vor

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Remove the polynomials that have positive real elements of their roots.
The characteristic equation for a dynamic system is a polynomial whose roots indicate its behavior. If any of the roots of the p...

mehr als ein Jahr vor

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Natural numbers in string form
Create a cell array of strings containing the first n natural numbers. _Slightly_ harder than it seems like it should be. Ex...

mehr als ein Jahr vor

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Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

mehr als ein Jahr vor

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String Array Basics, Part 1: Convert Cell Array to String Array; No Missing Values
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...

mehr als ein Jahr vor

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S-PACT GmbH

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