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Eric Sampson


Seagate Technology LLC

自 2013 起处于活动状态

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Professional Interests: Signal processing

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提问


Dealing with Change Notification Handle issues with M files on network shares - ideas?
Hi all, have any of you come up with solutions (either client or server settings) to the infamous "Warning: Could not get change...

9 years 前 | 1 个回答 | 0

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已回答
Multithreaded sparse matrix multiplication?
I believe the sparse matrix code is implemented by a few specialized TMW engineers rather than an external library like BLAS/LAP...

9 years 前 | 0

已回答
MATLAB R2014b Error on Startup
Try issuing this command (save your original PATH to a .mat file if you care about wanting to be able to recreate it): restor...

10 years 前 | 6

| 已接受

已回答
Where are the mathematics behind scatteredInterpolant documented
If you contact Support and ask very nicely, they might be able to provide information about this... I have vague recollections t...

10 years 前 | 0

提问


How to generate square-ish rectangle dimensions for any specified area
Hi all, given an arbitrary positive integer N, how can I calculate two integer factors A and B subject to A*B = N with the restr...

10 years 前 | 1 个回答 | 0

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Windows Custom Device Driver Control
Hi Tom, my initial thoughts would be to investigate one of the following: a) write a C/C++ dll API for your driver, and then ...

10 years 前 | 1

| 已接受

提问


Fast location of zero crossings with interpolation
Hi all, I've got data that looks like this: clean = sin(1:0.2:2e5); noise = -0.03 + (0.06).*rand(size(clean)); data =...

10 years 前 | 2 个回答 | 0

2

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PARFOR behavior sensitive to comments???
Matt, what happens if you create the anonymous function inside the parfor loop? If that helps, but if in actual code you need to...

10 years 前 | 1

已回答
Is there a way to make device memory persist between CUDA MEX calls
Matt, see if the methods discussed in the following thread could be adapted for your use: http://www.mathworks.com/matlabcentral...

10 years 前 | 0

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Arrayfun scalar expansion (non-uniform output)
Use a for loop instead of arrayfun?

11 years 前 | 0

提问


value classes - do you use them? I must be doing something wrong...
So I can't really recall ever creating a value class, all mine seem to be handle classes. Is that the same as your experience? U...

11 years 前 | 1 个回答 | 1

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提问


How to perform a 'chunked average', similar to a rolling average?
Hi, I don't know what the right terminology is, but I'd like to know if there is a nice vectorized syntax for calculating a 'chu...

11 years 前 | 1 个回答 | 0

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提问


Are accumarray/cellfun/arrayfun/etc multithreaded?
As per the subject line, anyone know? If not, could this be done by TMW without a lot of effort?

11 years 前 | 2 个回答 | 2

2

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提问


Conditional cumsum - how to create?
This is probably easy, but my brain isn't working today... How can you do the following operation in a vectorized way? I'd th...

11 years 前 | 2 个回答 | 0

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提问


Generate a comma-separated list from a numeric array?
Is there a way to generate a comma-separated list from a numeric array without generating a temporary cell array? If not, would ...

11 years 前 | 1 个回答 | 3

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提问


onCleanup - do different things based on how you entered it.
Hi, I've got a function where we want to run some code if there is an error, or a Ctl-C, but not if the function exits normally....

11 years 前 | 1 个回答 | 0

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提问


Anyone figure out how to send code from FireFox/Chrome to MATLAB for evaluation?
In the MATLAB Help Browser, you can right-click a text selection and choose 'Evaluate Selection' to evaluate it in the MATLAB Co...

11 years 前 | 2 个回答 | 1

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提问


Do you ever make use of non-uniform arrays of structures?
Loren explained in the following comment on her blog that certain vectorized struct assignment syntax is not currently allowed b...

11 years 前 | 2 个回答 | 0

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提问


Using conditional breakpoints to print out value
Hi, I'm interested if it would be possible to use/abuse(?) conditional breakpoints to print out the value of a variable to the c...

11 years 前 | 3 个回答 | 1

3

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提问


How to create variability charts?
I'm trying to find a way to recreate <http://www.jmp.com/support/help/images/Comparing_Multiple_Variables_4.png JMP-style variab...

11 years 前 | 2 个回答 | 0

2

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提问


array of structures to cell array via comma-separated list
Suppose I have the following array of structs: data(1).f1 = 1; data(2).f1 = 2; data(1).f2 = 'foo'; data(2).f2 = 'b...

11 years 前 | 1 个回答 | 0

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conditional array extraction based on control array
If I understand your question correctly, try this: z=y(intersect(x,c));

11 years 前 | 0

提问


Strategies to store/load 'configuration' data
Hi, we often have the need to store/load configuration data, for hundreds of cases. Current practice is to store it in an M-file...

11 years 前 | 2 个回答 | 0

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Discussion about Answers & Votes
Hi all, a couple questions/thoughts for the community: 1) Would you like to be able to Accept multiple answers? I think this ...

11 years 前 | 5 个回答 | 4

5

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提问


Make dataset arrays part of base MATLAB?
Hi all, I was wondering if anyone else wished that the Statistic Toolbox's dataset arrays were included in base MATLAB. They are...

11 years 前 | 3 个回答 | 2

3

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提问


How to create a struct from a cell array of fieldnames and a cell array of values?
How can you take a cell array array of fieldnames and a cell array of values, and convert them into a structure without looping?...

11 years 前 | 2 个回答 | 0

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提问


How to SAVE data to disk in a background thread?
Has anyone figured out a way to run the SAVE command in a background 'thread', so that MATLAB can keep on running code while the...

11 years 前 | 2 个回答 | 0

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