[R] 0 rows> (or 0-length row.names)

[Shivi Bhatia]

Thank you Mark & Dunlap,

Will make changes to the variable as suggested. Thank you for your time &
assistance.

On Wed, Aug 31, 2016 at 9:16 PM, Mark Sharp <msharp at txbiomed.org> wrote:

> Shivi,
>
> Looking at the help from ?WOE, ?WOETable, and ?IV, your Y vector in all
> cases is to be categorical and it is numeric.
>
> Mark
>
>
> R. Mark Sharp, Ph.D.
> Director of Primate Records Database
> Southwest National Primate Research Center
> Texas Biomedical Research Institute
> P.O. Box 760549
> San Antonio, TX 78245-0549
> Telephone: (210)258-9476
> e-mail: msharp at TxBiomed.org
>
>
> On Aug 31, 2016, at 5:37 AM, Shivi Bhatia <shivipmp82 at gmail.com> wrote:
> >
> > These are the packages i am using:
> > library(woe)  #WEIGHT OF EVIDENCE
> > library(InformationValue)  #INFORMATION VALUE
> >
> > The syntax used is :
> > WOE(X=SFDC1$log_caseage, Y=SFDC1$survey)
> > WOETable(X=SFDC1$case_age, Y=SFDC1$survey)
> > IV(X=SFDC1$case_age, Y=SFDC1$survey)
> >
> > On Wed, Aug 31, 2016 at 12:54 AM, Mark Sharp <msharp at txbiomed.org>
> wrote:
> > Shivi,
> >
> > What package(s) are you using. What functions are you using. How are you
> calling the functions. A reproducible sample has all of the actual code
> needed to create a representative error. There are multiple packages you
> could be using to look at weight of evidence and information value. For
> example, there is a WOE function in the Information package and a woe
> function in the woe package.
> >
> > Mark
> >
> >> On Aug 30, 2016, at 2:15 PM, Shivi Bhatia <shivipmp82 at gmail.com> wrote:
> >>
> >> Hi Mark,
> >> What i understand, probably when i run the WOE & IV to check
> significant variables that is where i get this error. Thanks for your
> assistance Mark really appreciate i will look into some other measure on
> this.
> >>
> >> On Wed, Aug 31, 2016 at 12:35 AM, Mark Sharp <msharp at txbiomed.org>
> wrote:
> >> Shivi,
> >>
> >> It is likely that William knows what you are trying to do because of
> his considerable experience, but I am not able to figure it out from what
> you have written. You have apparently sent the output from something like
> dput(SFDC[1:50, ]), but I still do not know what you did to get the error.
> >>
> >> I successfully assigned the structure you sent to the name SFDC and
> nothing seems amiss.
> >>
> >>
> >> Mark
> >>
> >> R. Mark Sharp, Ph.D.
> >> Director of Primate Records Database
> >> Southwest National Primate Research Center
> >> Texas Biomedical Research Institute
> >> P.O. Box 760549
> >> San Antonio, TX 78245-0549
> >> Telephone: (210)258-9476
> >> e-mail: msharp at TxBiomed.org
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >> > On Aug 30, 2016, at 12:32 PM, Shivi Bhatia <shivipmp82 at gmail.com>
> wrote:
> >> >
> >> > Hi William/ Mark,
> >> >
> >> > I am using WOE & IV (weight of evidence) reduce the number of
> independent
> >> > vars.
> >> > I have read this data as a csv file.
> >> > reproducible example for your reference please:
> >> >
> >> > structure(list(date = structure(c(6L, 6L, 6L, 6L, 6L, 6L, 14L,
> >> > 14L, 14L, 14L, 14L, 14L, 14L, 14L, 14L, 14L, 14L, 14L, 14L, 14L,
> >> >
> >> ... truncated
> >> > ______________________________________________
> >> > R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> >> > https://stat.ethz.ch/mailman/listinfo/r-help
> >> > PLEASE do read the posting guide http://www.R-project.org/
> posting-guide.html
> >> > and provide commented, minimal, self-contained, reproducible code.
> >>
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