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jkr


Last seen: 9 months ago |  Active since 2016

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Will Dropbox new use of Apple file API make things difficult for me?
Dropbox is notifying of a new version for macOS that uses an Apple file system API for security. I am concerned that the file AP...

1 year ago | 1 answer | 0

1

answer

Question


Matlab 2023 release of Datafeed Toolbox, with function "signals" breaks - well, so much
I have built a large database with records that use the name "signals" for an internal struct. This has worked fine for years. I...

1 year ago | 2 answers | 0

2

answers

Question


table sort now requires dialog to select ascending or descending order
As of R2021a, attempting to sort a table by a column now pops up a dialog to specify whether to sort in ascending or descending ...

3 years ago | 0 answers | 0

0

answers

Answered
How to check whether a column exist in a table?
sum(ismember(mx.Properties.VariableNames,'NameYouWantToCheck')) returns 1 if found, 0 if not

5 years ago | 4

Question


join tables based on string in one cell in the other
I have 2 tables, call them foo and bar. foo has strings in the form "foobar" in column 1. bar has strings in the form 'foobar' i...

7 years ago | 1 answer | 0

1

answer

Answered
plotSlice - what are the numbers below the plots?
The coefficients in the model represent the impact of each variable on the model. They are not statistical measures. Moreover, t...

7 years ago | 0

Answered
Zscore a matrix with NaN
A simple approach for a vector 'x': zscore = (x - nanmean(x))/nanstd(x);

7 years ago | 5

Question


Close (all) Variable Editor windows?
During development I often open many figures (plotting variables of interest) and many Variable Editor windows, often digging se...

7 years ago | 2 answers | 1

2

answers

Question


Why is Bayesian regularization backpropagation (Neural Network Toolbox) so very very slow?
Empirically I've found with a challenging pattern recognition problem I'm working on, that Bayesian regularization backpropagati...

8 years ago | 2 answers | 1

2

answers

Question


how to control duplicate function names
I am using the Neural Network toolbox and attempting to determine how a trained patternnet would classify some test data. The do...

8 years ago | 1 answer | 0

1

answer