Dirk Engel

S-PACT GmbH

Last seen: 2 months 前 | 自 2012 起处于活动状态

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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...

7 months 前

已解决

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...

7 months 前

已解决

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...

7 months 前

已解决

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...

7 months 前

已解决

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...

7 months 前

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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...

7 months 前

已解决

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...

7 months 前

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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. ...

7 months 前

已解决

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 ...

7 months 前

已解决

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,....

7 months 前

已解决

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...

7 months 前

已解决

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...

7 months 前

已解决

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...

7 months 前

已解决

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...

7 months 前

已回答
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...

7 months 前 | 0

已回答
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...

7 months 前 | 0

已回答
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'...

7 months 前 | 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...

7 months 前 | 0

已回答
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...

7 months 前 | 0

已回答
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...

1 year 前 | 1

已回答
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...

1 year 前 | 0

已回答
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...

1 year 前 | 0

已回答
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...

1 year 前 | 0

已回答
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/...

2 years 前 | 0

已回答
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"...

2 years 前 | 2

| 已接受

已解决

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...

2 years 前

已解决

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...

2 years 前

已解决

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...

2 years 前

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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...

2 years 前

已解决

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...

2 years 前

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