Hi Harsh,
I looked for other R packages that allow me to do variable reduction
without considering a dependent variable.
Have look at package subselect. This has an implementation of the genetic
algorithm, along with some other methods. It should do what you want.
Regards, Mark.
Harsh-7
Harsh wrote:
Hello All,
I am trying to carry out variable reduction. I do not have information
about the dependent variable, and have only the X variables as it
were.
In selecting variables I wish to keep, I have considered the following criteria.
1) Percentage of missing value in each
Hello All,
I am trying to carry out variable reduction. I do not have information
about the dependent variable, and have only the X variables as it
were.
In selecting variables I wish to keep, I have considered the following criteria.
1) Percentage of missing value in each column/variable
2)
See:
?prcomp
?princomp
On Tue, Dec 9, 2008 at 5:34 AM, Harsh [EMAIL PROTECTED] wrote:
Hello All,
I am trying to carry out variable reduction. I do not have information
about the dependent variable, and have only the X variables as it
were.
In selecting variables I wish to keep, I have
Harsh singhalblr at gmail.com writes:
Hello All,
I am trying to carry out variable reduction. I do not have information
about the dependent variable, and have only the X variables as it
were.
...
I looked for other R packages that allow me to do variable reduction
without considering a
] On
Behalf Of Gabor Grothendieck
Sent: Tuesday, December 09, 2008 8:00 AM
To: Harsh
Cc: r-help@r-project.org
Subject: Re: [R] Pre-model Variable Reduction
See:
?prcomp
?princomp
On Tue, Dec 9, 2008 at 5:34 AM, Harsh [EMAIL PROTECTED] wrote:
Hello All,
I am trying to carry out variable reduction
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of Gabor Grothendieck
Sent: Tuesday, December 09, 2008 8:00 AM
To: Harsh
Cc: r-help@r-project.org
Subject: Re: [R] Pre-model
]
On
Behalf Of Gabor Grothendieck
Sent: Tuesday, December 09, 2008 8:00 AM
To: Harsh
Cc: r-help@r-project.org
Subject: Re: [R] Pre-model Variable Reduction
See:
?prcomp
?princomp
On Tue, Dec 9, 2008 at 5:34 AM, Harsh [EMAIL PROTECTED] wrote:
Hello All,
I am trying to carry out
Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
On
Behalf Of Gabor Grothendieck
Sent: Tuesday, December 09, 2008 8:00 AM
To: Harsh
Cc: r-help@r-project.org
Subject: Re: [R] Pre-model Variable Reduction
See:
?prcomp
?princomp
On Tue, Dec 9, 2008 at 5:34 AM, Harsh [EMAIL PROTECTED
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
On
Behalf Of Gabor Grothendieck
Sent: Tuesday, December 09, 2008 8:00 AM
To: Harsh
Cc: r-help@r-project.org
Subject: Re: [R] Pre-model Variable Reduction
See:
?prcomp
?princomp
On Tue, Dec 9, 2008 at 5:34 AM
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