jkr

Last seen: 4 giorni fa | Attivo dal 2016

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trouble with Ask a Question
The interface to Ask a Question does not work in Safari. Here, I am using Firefox instead, but I shouldn't have to. It has worke...

7 giorni fa | 1 risposta | 0

1

risposta

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How to Use "Ask a Question" Section Correctly?
Another issue: on a Mac, using Safari, when I try to enter a question, the Ask a Question interface first asks for a brief descr...

7 giorni fa | 0

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unhelpful error message when an 'end' is left off, or an extra one is left in while editing
Actually, an answer provided by another community member (Walter Roberson) turned out to get more directly to the point: https:...

14 giorni fa | 0

Domanda

unhelpful error message when an 'end' is left off, or an extra one is left in while editing
When editing a matlab function I am writing, I occasionally make an error (gasp). When that involves leaving in an extra or leav...

16 giorni fa | 2 risposte | 0

2

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Domanda

how to provide feedback to MathWorks about an issue in Matlab
Matlab is great, but not perfect. I have a minor issue I would like to communicate to the developers. I don't need an answer, I ...

16 giorni fa | 1 risposta | 0

1

risposta

Domanda

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...

quasi 2 anni fa | 1 risposta | 0

1

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Domanda

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...

quasi 2 anni fa | 2 risposte | 0

2

risposte

Domanda

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 ...

oltre 3 anni fa | 0 risposte | 0

0

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

quasi 6 anni fa | 4

Domanda

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...

circa 7 anni fa | 1 risposta | 0

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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...

oltre 7 anni fa | 0

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

oltre 7 anni fa | 5

Domanda

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

oltre 7 anni fa | 2 risposte | 1

2

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Domanda

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...

oltre 8 anni fa | 2 risposte | 1

2

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Domanda

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...

oltre 8 anni fa | 1 risposta | 0

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