[RS-ecology] RS-ecology Digest, Vol 29, Issue 4

[Rop Willy]

Thank you Sir

Regards


On Tue, Jul 24, 2018 at 1:00 PM, <rs-ecology-request at lists.uni-wuerzburg.de>
wrote:

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> Today's Topics:
>
>    1. PLS COMMAND ERROR (Rop Willy)
>    2. Re: PLS COMMAND ERROR (Benjamin Leutner)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 24 Jul 2018 00:47:30 +0300
> From: Rop Willy <ropcwillies at gmail.com>
> To: rs-ecology at lists.uni-wuerzburg.de
> Subject: [RS-ecology] PLS COMMAND ERROR
> Message-ID:
>         <CAHwAZ_QOXM-Gmby2mAu2G1Y+i_z1tiq5JKY650tXEo1YYtVytA at mail.
> gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hello,
> ------------------------------
>
> I have been practicing with the book and it?s been great so far. However,
> there seems to be a problem with *Partial Least Squares Regression* in
> superClass() function. When I run the following code:
>
> sc <- superClass(p224r63_2011, trainData = training_2011, responseCol
> = "class_name", model = "pls*
>
> I get the following error:
>
> *Error: Required package is missing in addition: Warning message: package
> ?caret? was built under R version 3.4.4.*
>
> When I first encountered this problem, I run *superClass()* using different
> models without *lapply ()* in order to identify where the problem was. It
> occurred to me that Random Forest and Support Vector Machines with radial
> basis kernel work as required while when I include ?model = ?pls?? it
> produces that error.
>
> NB: I thought maybe it was because of caret package, so I installed it but
> it seems it was not.
>
> Which package is missing?
>
> Thank you,
>
> Rop
> ?
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> ------------------------------
>
> Message: 2
> Date: Tue, 24 Jul 2018 07:57:24 +0200
> From: Benjamin Leutner <benjamin.leutner at uni-wuerzburg.de>
> To: rs-ecology at lists.uni-wuerzburg.de
> Subject: Re: [RS-ecology] PLS COMMAND ERROR
> Message-ID: <736be0a5-280b-3f4e-8fe8-cdce7ef1db9e at uni-wuerzburg.de>
> Content-Type: text/plain; charset="utf-8"; Format="flowed"
>
> Hi,
>
> install.packages("pls") should do the trick.
>
> cheers,
> Benjamin
>
> On 23.07.2018 23:47, Rop Willy wrote:
> >
> > Hello,
> >
> > ------------------------------------------------------------------------
> >
> > I have been practicing with the book and it?s been great so far.
> > However, there seems to be a problem with *Partial Least Squares
> > Regression* in superClass() function. When I run the following code:
> >
> > |sc <- superClass(p224r63_2011, trainData = training_2011, responseCol
> > = "class_name", model = "pls* |
> >
> > I get the following error:
> >
> > *Error: Required package is missing in addition: Warning message:
> > package ?caret? was built under R version 3.4.4.*
> >
> > When I first encountered this problem, I run *superClass()* using
> > different models without *lapply ()* in order to identify where the
> > problem was. It occurred to me that Random Forest and Support Vector
> > Machines with radial basis kernel work as required while when I
> > include ?model = ?pls?? it produces that error.
> >
> > NB: I thought maybe it was because of caret package, so I installed it
> > but it seems it was not.
> >
> > Which package is missing?
> >
> > Thank you,
> >
> > Rop
> >
> > ?
> >
> >
> > _______________________________________________
> > RS-ecology mailing list
> > RS-ecology at lists.uni-wuerzburg.de
> > https://lists.uni-wuerzburg.de/mailman/listinfo/rs-ecology
>
> --
> Benjamin Leutner
>
> Department of Remote Sensing
> University of Wuerzburg
> Campus Hubland Nord 86
> 97074 Wuerzburg, Germany
>
> Tel: +49-(0)931-31 89594
> Email: benjamin.leutner at uni-wuerzburg.de
> Web: http://www.fernerkundung.uni-wuerzburg.de
>
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> ------------------------------
>
> End of RS-ecology Digest, Vol 29, Issue 4
> *****************************************
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