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Oleg Komarov


2,289 total contributions since 2009

PhD in Financial Economics at Imperial College London.
Professional Interests: asset management, big data, systematic trading strategies, financial modelling

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Contributions in
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Submitted


okomarov/ginicoeff
A measure of statistical dispersion

1 month ago | 18 downloads |

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Question


Does appdesigner support retina displays?
As you can see from the image below, the axis created in the app designer is not crisp. Normal plots created with e.g. |plot(1:1...

1 month ago | 0 answers | 0

0

answers

Submitted


okomarov/metastockread
Read metastock files (master, emaster, xmaster and .dat/.mwd)

1 month ago | 5 downloads |

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Submitted


okomarov/TidyCode
Improve readability of your code and keep it tidy

3 months ago | 3 downloads |

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Submitted


okomarov/schemaball
Plot correlation matrix as a schemaball

8 months ago | 9 downloads |

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Submitted


okomarov/tableutils
Fixes some methods of the table() class and extends it with additional features

8 months ago | 3 downloads |

Submitted


okomarov/wrds
Matlab API to WRDS and SAS data sets

8 months ago | 3 downloads |

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Answered
Batman equation in MATLAB
The "correct" version with explanations: http://math.stackexchange.com/questions/54506/is-this-batman-equation-for-real % G...

9 months ago | 3

Submitted


okomarov/passfield
Password dialog and masked edit box uicontrol for passwords

10 months ago | 1 download |

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Submitted


okomarov/clusterreg
OLS regression with clustered standard errors

11 months ago | 1 download |

Answered
Performance of table data type
As already replicated in <uk.mathworks.com/matlabcentral/answers/256482-table-performance-very-slow table performance very slow>...

11 months ago | 1

Answered
Table performance very slow
I have been _using_ |table()| way before they were introduced into the core package, since _de facto_ they are the ported versio...

11 months ago | 1

Submitted


Programmatically scroll Variables Editor
Opens a variable in the Variables Editor (grabs focus if open) and scrolls to position.

12 months ago | 1 download |

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Submitted


okomarov/getSubclasses
List subclasses and their dependency graph

1 year ago | 1 download |

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Answered
TUTORIAL: how to format your question with markup
*CODE* <<http://img5.uploadhouse.com/fileuploads/13715/13715165c3b7057dff601f51d51cd859096f4313.gif>>

1 year ago | 3

Answered
Overriding table() methods and adding new
I adopted a solution that I fully describe on <http://stackoverflow.com/a/34999598/2180721 StackOverflow>. Development for a ...

1 year ago | 0

| accepted

Answered
[Win] R2015b crashes often, is more unstable
Support suggested to try the pre-release R2016a and I did not manage to crash Matlab on that. You can infer the rest.

1 year ago | 0

| accepted

Question


[Win] R2015b crashes often, is more unstable
Has anyone noticed that Matlab has become more unstable under R2015b? In my use case I run some intensive data crunching and es...

1 year ago | 1 answer | 1

1

answer

Question


Overriding table() methods and adding new
SETUP Win7 64b R2015b The |table()| is a <http://uk.mathworks.com/help/matlab/matlab_oop/subclassing-matlab-built-in-classes....

1 year ago | 1 answer | 0

1

answer

Answered
problem with xlswrite while obeying excel limits
I had the following error: message: '' identifier: 'MATLAB:COM:E2148140012' and it boiled down to having a col...

2 years ago | 1

Answered
How to apply "smart indent" to a file programmatically
*EDIT Dec 2015*: use http://www.mathworks.com/matlabcentral/fileexchange/50554-okomarov-tidycode Suppose you have this fcn s...

2 years ago | 7

| accepted

Question


Screen (2D) projection of 3D plot
How can I get the *screen projection* (2D) of the following 3D plot: h = ezplot3('t', 'sin(t)', '20*cos(t)', [0 10*pi]); ...

2 years ago | 1 answer | 1

1

answer

Submitted


okomarov/importFrenchData
Download data from Kenneth French Data Library, e.g. Fama and French factors

2 years ago | 0 downloads |

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Submitted


nanfillts
Fill consecutive NaNs with last available value

2 years ago | 0 downloads |

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Submitted


okomarov/ismemberb
Ismember with reduced memory footprint through block processing

2 years ago | 0 downloads |

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Responded


Re: Speed of new graphics engine
I've observed an increasing trend in bad OO design. I would agree that functionality should be preferred to performance, but the...

2 years ago | 2209 views

Answered
Is it possible to rename columns in a table?
My <http://uk.mathworks.com/matlabcentral/fileexchange/50006-okomarov-tableutils |tableutils()|> has |renameVarNames()| that doe...

2 years ago | 1

Answered
Hi, I want 2 timer objects to execute sequentially, one after the other. Please help
You can use one timer and a function that alternate the state(s): tic t = timer; t.ExecutionMode = 'fixedDelay'; t...

2 years ago | 1

| accepted

Answered
How do I convert strings stored in a cell array to numbers?
Hi Alex, you cannot mix double values with char values, but you still have to use a cell array (or drop the header 'Names'). ...

2 years ago | 4

| accepted

Answered
Making Dynamic array
What do you need it for? There's no such thing as a dynamic array but you can grow an array with concatenation which is usual...

2 years ago | 0

| accepted

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