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Jan Studnicka


Humusoft s.r.o.

Last seen: 12 dagar ago Active since 2015

I'm an Application Engineer for Humusoft.

Professional Interests: Machine Learning, Data Analytics, Optimization, Parallel Computing

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Submitted


Convert Variable Live Task
Interactively convert variable to a different data type in Live Script.

29 dagar ago | 5 downloads |

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Solved


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

3 månader 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...

4 månader 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| ...

4 månader 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 ...

4 månader 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,....

4 månader 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...

4 månader ago

Solved


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 C...

4 månader ago

Solved


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 y...

4 månader ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 månader ago

Submitted


Map Area Measurement App
Select points of geographical polygon from map to measure its area and perimeter.

4 månader ago | 1 download |

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Answered
Strange values of map axes limits (axesm).
Hello, The default setting for map axes is that the map frame is not visible. You need to toggle the visibility of the map fram...

7 månader ago | 0

Submitted


Polygon Drawing App
GUI for polyshape. Draw polygon and measure its area and perimeter.

8 månader ago | 4 downloads |

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Solved


The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

10 månader ago

Submitted


Import Explorer for tables
GUI for readtable and datastore. Select / sort table variables and their data types. Read from multiple tabular text or Excel fi...

12 månader ago | 7 downloads |

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Answered
Custom geobasemaps not show in compiled application.
As described here: https://www.mathworks.com/help/map/ref/addcustombasemap.html?searchHighlight=addCustomBasemap&s_tid=srchtitl...

12 månader ago | 1

| accepted

Answered
Geoaxes zoom not working after adding ButtonDownFcn.
As mentioned here in the documentation: "Sometimes MATLAB® automatically disables the built-in interactions. For example, they ...

ungefär ett år ago | 1

Submitted


Pravděpodobnostní analýza ThingSpeak dat - hody kostkou
Pravděpodobnostní analýza průběžně zaznamenávaných výstupů z hodů jednou kostkou.

nästan 2 år ago | 1 download |

Answered
Is MATLAB App Designer in place of Matlab GUI in MATLAB 2020a?
Yes. You can find more information here: https://www.mathworks.com/products/matlab/app-designer/comparing-guide-and-app-de...

ungefär 2 år ago | 1

Submitted


Locale-sensitive sort
Function sort_locale performs locale-sensitive sort in MATLAB.

ungefär 2 år ago | 2 downloads |

Submitted


Vykreslení vejce
Live Script s postupem, jak vykreslit vejce ve 2D a 3D.

ungefär 2 år ago | 1 download |

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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...

mer än 2 år ago

Answered
Use find to filter for results specified by user
Hi, strcmp is slower then == and you can use == with strings. You can also save space and get better performance by using categ...

mer än 2 år ago | 0

| accepted

Answered
Hi, how can i proceed with this question, everytime i plot it, it doesn't show me my line. Can u guys help me
You are missing . before /. See: https://www.mathworks.com/help/matlab/ref/rdivide.html https://www.mathworks.com/help/matlab/...

mer än 2 år ago | 0

| accepted

Answered
Data Tip addition not working
close all; clc figPosition = [0 0 1 1]; data = readtable('FertilitySoloCountries.xlsx', 'PreserveVariableNames', true); year...

mer än 2 år ago | 0

| accepted

Answered
Gtk-Message: 16:17:51.771: Failed to load module "canberra-gtk-module"
See bug reports: https://www.mathworks.com/support/bugreports/details/1995075 "On some Linux distributions, a message appears ...

mer än 2 år ago | 2

Answered
Gtk-Message: 10:32:31.466: Failed to load module "canberra-gtk-module"
See bug reports: https://www.mathworks.com/support/bugreports/details/1995075 "On some Linux distributions, a message appe...

mer än 2 år ago | 4

Answered
How can I convert csv files to matlab whilst also looping through folders?
Hi, I would try using datastore: https://www.mathworks.com/help/matlab/datastore.html Hope it helps.

mer än 3 år ago | 0

Answered
Exception in thread "Thread-5": java.lang.NullPointerException after exiting [Matlab 2018b]
It looks like the known bug. You can find workaround here: https://www.mathworks.com/support/bugreports/1765886

mer än 3 år ago | 4

| accepted

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