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

[Shivi Bhatia]

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 <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 <http://www.r-project.org/posting-guide.html>
>> > and provide commented, minimal, self-contained, reproducible code.
>>
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