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Re: Partial I/O

Subject: Re: Partial I/O
From: "Chris Braun"
Date: Fri, 30 Sep 2005 12:38:41 -0400
Newsgroups: comp.soft-sys.matlab
I would be most interested in your solution. I'm trying to load data
from a file that contains a single 1x2 cell. nested deep within
those cells are hundreds of structures, each with hundreds of
matrices. It is usually possible to load the whole thing and then
sort it out, but it takes a lot of memory. I'd really like to be
able to load like the first 50 structures and then iterate through.
Do you have .m files you'd be willing to share?
-chris

Christopher Hulbert wrote:
>
>
> Out of curioity, does anyone out there have a need/desire for
> partial
> I/O to matlab files. Such as specifying a start,stride, and number
> of
> elements per dimenion to write to a mat file? Say you have a 3d
> matrix,
> but only work with one plane at a time, you still have to read in
> the
> entire thing. Also, I have a Cell Array of size 10x1, but i only
> work
> with one cell at a time. Unfortunately I would have to load in all
> 10.
> Well, I have been working on my own MAT file I/O library and
> added
> this capability in for myself. I am curious though If I'm the only
> one
> who likes this cability.
>
> Same thing with structures. What if you want just a couple fields
> in a
> structure?
>

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