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Re: Replicate from [1, 148] to [1000, 148] [message #30344]

Thu, 18 April 2002 18:46

Wang, Chi-Kuei
Messages: 6
Registered: April 2002

Junior Member

Thank you all.

Chi-Kuei

chi-kuei <cw94@cornell.edu> wrote in message
news:a9nar8$pg7$1@news01.cit.cornell.edu...
> Hi all,
>
> I have a [1000,148] matrix. Each column is a data stream and needs to be
> subtracted by a [1,148] matrix. Since I can't find a way to do it in one
IDL
> line, i.e.,
>
> [1000,148]-[1,148]
>
> I have to do it this way:
>
> [1000,148] - replicate([1,148], 1000)
>
> However, the replicate won't do the job. Right now I am doing this by a
> loop. This really slows the procedure down. Is there any better way to do
> it?
>
> Thanks,
>
> Chi-Kuei
>
>

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[Message index]

		Re: Replicate from [1, 148] to [1000, 148] By: Wang, Chi-Kuei on Thu, 18 April 2002 18:46
		Re: Replicate from [1, 148] to [1000, 148] By: mperrin+news on Thu, 18 April 2002 16:17
		Re: Replicate from [1, 148] to [1000, 148] By: Dick Jackson on Thu, 18 April 2002 13:46

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