Community Profile

# Paul

##### Last seen: 11 days ago
20 total contributions since 2013

Professional Interests: Neuroscience

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LME and multiple comparisons
Hi Chen, You talk about confidence intervals and p-values, and how you can get those for other combinations/comparisons of leve...

3 months ago | 0

NaN confidence intervals for random effects generalized mixed effect model fitglme()
I feel this happens often when a model is too complex for the number of supplied datapoints, i.e. it happens because there's not...

3 months ago | 0

Help with Linear mixed effects Model (LME)
Hi Luís, That's a rather unfamiliar error to me. Could you provide the code you use to produce the table and some portion of ...

3 months ago | 0

Interpreting fixed effects coefficients in LME
Hi Chen, I've recently answered a similar question (one I actually posted myself years ago). Please check out the answer here ...

3 months ago | 0

Dummy variable coding in mixed models (LME)
Hi! Yes I solved it. The problem was that, in the example above, I calculated the H vector incorrectly. This is the vector [0 1...

3 months ago | 0

| accepted

Error in StandardGeneralizedLinearMixedModel/validateyRange
Solved. The response vector should not be proportions, it should be number of successes. The Matlab documentation is incorrect o...

3 months ago | 0

Question

Dummy variable coding in mixed models (LME)
Hi all, I've been a little perplexed by the different ways to code dummy variables when fitting a linear mixed model (using fit...

2 years ago | 2 answers | 2

### 2

Mixed effects model with (lagged) autocorrelation or similar?
Ok so I figured something out myself that works reasonably well. I simply add history terms as fixed effects. I add three fi...

2 years ago | 0

| accepted

Question

Mixed effects model with (lagged) autocorrelation or similar?
Dear fellow Matlab users, Recently I have made good use of Matlab's built-in functions for making linear mixed effects. Curre...

2 years ago | 1 answer | 0

### 1

Memory usage of parpool balloons in dual CPU system, then decreases after 20 minutes
Alright so I found the answer myself. In the parpool documentation no less! The problem was the startup.m file I used. Removing ...

2 years ago | 0

| accepted

Question

Memory usage of parpool balloons in dual CPU system, then decreases after 20 minutes
Hi, I just installed a second CPU on my motherboard in the hopes of leveraging its extra processing power using parallel comp...

2 years ago | 1 answer | 0

### 1

Strange behavior of diff()
Problem solved; external diff function caused bad behavior; deleting this external function solved the problem.

2 years ago | 0

| accepted

Some figures not saving as vector graphics (.svg)
I figured out what the problem was. After a certain maximum of elements in the picture, Matlab's auto-renderer setting switches ...

3 years ago | 11

| accepted

Question

Some figures not saving as vector graphics (.svg)
Hi, I ran into a strange problem. I'm trying to save figures in vector format to process in Adobe Illustrator. I make numerou...

3 years ago | 1 answer | 8

### 1

Question

Puzzling behavior of ranksum
I performed a ranksum test on two vectors of 80 and 88 entries, both with 0 median and in all respects fairly similar. I assumed...

3 years ago | 1 answer | 0

### 1

Question

Strange behavior of diff()
Hi all, I'm using 2012b and I'm trying to find the difference between successive elements of a vector of uint64 numbers. Her...

4 years ago | 1 answer | 0

### 1

Question

GUI error: 'Undefined function 'xxx' for input type 'struct'
Hi all, I recently started coming across the above error when running my GUI. the 'xxx' is the name of an old .m-file linked to...

6 years ago | 1 answer | 0

### 1

Question

Renamed Gui keeps referring to old .m file
Hi, I made some some changes to a GUI and renamed it. In the .m file, I changed all occurrences of the old name to the new name....

7 years ago | 4 answers | 0

### 4

Matlab mysteriously stops running mid script; deleting some simple code makes it run again, but I need that code!
Hi all, I found the issue. Commenting out 'Do Y' led to a playback command to PsychPortAudio being suspended indefinitely. In ...

7 years ago | 0

Question

Matlab mysteriously stops running mid script; deleting some simple code makes it run again, but I need that code!
Hi all, I have been having quite a perplexing problem. After making a small, almost arbitrary change to a piece of code, matlab...

7 years ago | 1 answer | 0