[R] Error in Zero inflated model (ziP) with bam

Miluji Sb milujisb at gmail.com
Mon Nov 6 20:13:47 CET 2017


Thanks for your reply. Yes, installed (reinstalled) and loaded. I am a bit
baffled...

Sincerely,

Milu

On Mon, Nov 6, 2017 at 6:30 PM, Bert Gunter <bgunter.4567 at gmail.com> wrote:

> Do you have the mgcv package installed (I think it's part of the standard
> distro, though) /loaded? ziP is there, not in BAM.
>
> Other than that, sorry, no clue.
>
> Cheers,
> Bert
>
>
>
> Bert Gunter
>
> "The trouble with having an open mind is that people keep coming along and
> sticking things into it."
> -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
>
> On Mon, Nov 6, 2017 at 9:12 AM, Miluji Sb <milujisb at gmail.com> wrote:
>
>> Dear all,
>>
>> I am trying to use 'bam' to run the following generalized additive model:
>>
>> ###
>> m <- bam(result ~ factor(city) + factor(year) + lnpopulation +
>> s(lnincome_pc) + ,data=full_df,na.action=na.omit,family=ziP(theta = NULL,
>> link = "identity",b=0))
>>
>> But getting the following error:
>>
>> ###
>> Error in bam(result :
>>   extended families not supported by bam
>>
>> The documentation for 'bam' mentions the following "This is a family
>> object
>> specifying the distribution and link to use in fitting etc. See glm and
>> family for more details. The extended families listed in family.mgcv can
>> also be used."
>>
>> The family.mgcv does include ziP. What am I doing wrong? Any guidance will
>> be appreciated. Thank you!
>>
>> Sincerely,
>>
>> Milu
>>
>>         [[alternative HTML version deleted]]
>>
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>> and provide commented, minimal, self-contained, reproducible code.
>>
>
>

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