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William


DFS Portfolio Solutions

Last seen: 29 days ago |  Active since 2011

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Taking weighted means over matrices with missing data
I have a matrix with some NaN entries. I want to calculate the weighted averages of each row, according to a supplied row vector...

11 years ago | 4 answers | 0

4

answers

Question


Construct a reference to a matrix where the matrix name is the value of a variable
I want to construct a matrix reference from information contained in a set of variables. Example: say I want to set a matrix wit...

11 years ago | 2 answers | 1

2

answers

Answered
Remove quotation marks from a text string
Yes, that works, thank you. The bracket choice always trips me up.

11 years ago | 0

Question


Remove quotation marks from a text string
I have an Excel table that I load into Matlab, containing a lookup string, and the name of the cell array (within Matlab) wherei...

11 years ago | 2 answers | 0

2

answers

Question


Managing directory paths
I want to shorten a directory path. What I'm looking to do: Use pwd to return the current folder (which in this example is ...

12 years ago | 1 answer | 0

1

answer

Answered
fprintf: writing text lists to .txt files
...Ok, let me rephrase. How do I need to phrase my code to write my list to a .txt file?

12 years ago | 0

Question


fprintf: writing text lists to .txt files
I need some help exporting some text lists in cell arrays to .txt functions. I have a list of names in an n x 1 array, called 'a...

12 years ago | 3 answers | 0

3

answers

Question


patternsearch - ignoring TolFun
I have a detailed function which I'm trying to optimise. The first step is to use patternsearch from the global optimisation too...

12 years ago | 1 answer | 0

1

answer

Question


GARCH simulation - user-supplied disturbances
I would like to simulate a GARCH time series, and have some questions about the GARCH functions in the Econometrics toolbox. ...

12 years ago | 0 answers | 0

0

answers