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Topic: matlab version and "for" loops
Replies: 15   Last Post: Feb 13, 2013 4:53 PM

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gautamsethi@gmail.com

Posts: 24
Registered: 10/20/05
Re: matlab version and "for" loops
Posted: Jan 26, 2013 10:22 PM
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On Saturday, January 26, 2013 5:50:08 PM UTC-5, Jessica wrote:
> "Jessica " <jly5@duke.edu> wrote in message <kdmql8$n4i$1@newscl01ah.mathworks.com>...
>

> > "Bruno Luong" <b.luong@fogale.findmycountry> wrote in message <kdlt80$st0$1@newscl01ah.mathworks.com>...
>
> > > Here is a simple example, feel free to adapt to your case:
>
> > >
>
> > > GazeType={'Delete' 'Keep' 'Fruit' 'Delete' 'Benzen'}
>
> > > Picture={'Image' 'Picasso' 'Matisse' 'Dali' 'You'}
>
> > > Data = 1:5
>
> > >
>
> > > delete_b = strcmp(GazeType,'Delete') & ~strcmp(Picture,'Image');
>
> > > Data(delete) = []
>
> > >
>
> > > % Bruno
>
> >
>
> > This is much faster-- thanks for the tip!
>
>
>
> And, one other question. If I want to do the same as above except delete based on numbers, how would I do that? If I do:
>
>
>
> delete_b = GazeType(GazeType>10)
>
>
>
> it only lists the numbers that are greater than 10 and I therefore cannot delete those rows.


If GazeType is a column vector, you can do:

GazeType(GazeType > 10) = [];

Gautam.



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