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Topic: Speed difference between row and column vectors
Replies: 7   Last Post: Apr 19, 2013 7:55 AM

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Loren Shure

Posts: 977
Registered: 12/7/04
Re: Speed difference between row and column vectors
Posted: Apr 19, 2013 6:33 AM
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"Bruno Luong" <b.luong@fogale.findmycountry> wrote in message
news:kkp7bt$shi$1@newscl01ah.mathworks.com...
> "Steven_Lord" <slord@mathworks.com> wrote in message
>> Hmm ... there shouldn't be that kind of difference in the performance.
>> I'll report this to the development staff.

>
> Steve, can you ask please them why it is so difficult to implement jit
> accelerator with scripting code?
>
> Bruno
>


It's at least in part because there is no guarantee what the script will
find in the workspace and memory before the script has been run. In a
function, the environment is much more controlled and understood.

--
--Loren

http://blogs.mathworks.com/loren




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