Jan Studnicka

Humusoft s.r.o.

Last seen: Today | Active since 2015

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I'm an Application Engineer for Humusoft.

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

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Submitted

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

30 days ago | 8 downloads |

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...

2 months 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...

4 months ago | 19 downloads |

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...

5 months 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 ...

6 months ago | 1

Submitted

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

1 year 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...

1 year ago | 1

Submitted

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

1 year ago | 1 download |

Submitted

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

1 year ago | 1 download |

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...

2 years 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...

2 years 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/...

2 years ago | 0

| accepted

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

2 years 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 ...

2 years 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...

2 years 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.

3 years 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

3 years ago | 4

| accepted

Answered
Formula for calculating marginal risk contributions (video MATLAB for Advanced Portfolio Construction and Stock Selection Models)
Hi, correct formula is in slide number 7.

4 years ago | 0

| accepted

Answered
Getting result for Bloomberg SRCH function or Excel BSRCH
Hi, I believe this MATLAB function is equivalent to BSRCH: https://www.mathworks.com/help/datafeed/blp.lookup.html Jan

4 years ago | 0

Solved

Combine the first and last names
MATLAB R2016 provides a rich set of functions to work with string arrays. In this problem, you will be given two string arrays o...

5 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...

5 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 ...

5 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...

5 years ago

Answered
Remove/Assign products
Hi, maybe your computer cannot connect to MathWorks license server due to firewall. See the answers here: http://www.mathw...

5 years ago | 0

Answered
How to install MATLAB 2016b noninteractively (silent) on macOS
Hi, according to the documentation there should be instructions in the installer properties file template: "For information a...

5 years ago | 0

Answered
2016b - How to install both DVDs silently?
Hi, there is an answer here: http://www.mathworks.com/matlabcentral/answers/307353 You should download products (not ISO) ...

5 years ago | 0

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

5 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 ...

6 years ago

Solved

Is my wife right?
Regardless of input, output the string 'yes'.

6 years ago

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6 years ago

Jan Studnicka

Humusoft s.r.o.

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