Message-ID: <1b3f964f-b6db-4a83-3610-dbedb50bf264@ucsd.edu>
Date: 2020-12-14T22:46:26Z
From: John Helly
Subject: Weird change in behavior of summary() function
In-Reply-To: <71780b48-085a-593d-ebb4-b8515de876c1@ucsd.edu>
Follow-up:
I have confirmed that it is something in my local R library such that
when I remove /Users/hellyj/Library/R/4.0 the behavior of summary()
returns to what I expect.
J.
> summary(PRISM)
??? DAUCO???????????? Longitude???????? Latitude Precipitation????????
Year????????? Month
?Length:538790????? Min.?? :-121.4?? Min.?? :41.54?? Min.?? : 0.00??
Min.?? :1895?? Min.?? : 1.000
?Class :character?? 1st Qu.:-121.2?? 1st Qu.:41.71?? 1st Qu.: 10.65??
1st Qu.:1926?? 1st Qu.: 3.000
?Mode? :character?? Median :-121.0?? Median :41.79?? Median : 24.41??
Median :1957?? Median : 6.000
??????????????????? Mean?? :-121.0?? Mean?? :41.79?? Mean?? : 31.09??
Mean?? :1957?? Mean?? : 6.488
??????????????????? 3rd Qu.:-120.9?? 3rd Qu.:41.88?? 3rd Qu.: 43.73??
3rd Qu.:1989?? 3rd Qu.: 9.000
??????????????????? Max.?? :-120.6?? Max.?? :41.96?? Max. :265.08??
Max.?? :2020?? Max.?? :12.000
On 12/14/20 12:41, John Helly wrote:
> Follow-up:
>
> I find that the problem does not occur on a Linux system, so it is
> either Mac-specific or some function of the libraries loaded on the
> problem machine.
>
> J.
>
> On 12/14/20 12:24, John Helly wrote:
>> Aloha.
>>
>> I have been using the summary function (i.e., summary()) for years
>> and, in the last few weeks, suddenly find it behaving in an obviously
>> erroneous way.? I expect the DAUCO summary to be summary of the
>> character variable but it has these weird NULL:00125 values listed
>> for whatever the number of rows is.
>>
>> It's not limited to this input data so I don't believe that it is
>> data-dependent at this point.
>>
>> This just started happening a number of weeks ago.? I've done some
>> updates of the OS and apps since then and re-installed R from the Mac
>> *.dmg distro.
>>
>> I have provided details below and my main questions are 1) has anyone
>> else seen this (I can't find any reports of it) and 2) how might I
>> debug this?
>>
>> Thank you.
>>
>> ================ Input data sample (first few records from a flat
>> ASCII csv file) ================
>>
>> DAUCO,Longitude,Latitude,Precipitation,Year,Month
>> 00125,-121.416666667,41.9583333334,63.1469993591,1895,1
>> 00125,-121.375,41.9583333334,63.6969985962,1895,1
>> 00125,-121.333333333,41.9583333334,65.7460021973,1895,1
>> 00125,-121.291666667,41.9583333334,69.4150009155,1895,1
>> 00125,-121.25,41.9583333334,74.0780029297,1895,1
>>
>> ================ R commands and output
>> =============================================
>> PRISM??????? = read.table(PRISM_INPUT,header=TRUE, sep=',',
>> colClasses=c('character','numeric','numeric','numeric','numeric','numeric'))
>>
>>
>> > summary(PRISM)
>> ? DAUCO???????? Longitude???????? Latitude Precipitation
>> Year????????? Month
>> ?NULL:00125?? Min.?? :-121.4?? Min.?? :41.54?? Min.?? :? 0.00 Min.??
>> :1895?? Min.?? : 1.000
>> ?NULL:00125?? 1st Qu.:-121.2?? 1st Qu.:41.71?? 1st Qu.: 10.65 1st
>> Qu.:1926?? 1st Qu.: 3.000
>> ?NULL:00125?? Median :-121.0?? Median :41.79?? Median : 24.41 Median
>> :1957?? Median : 6.000
>> ?NULL:00125?? Mean?? :-121.0?? Mean?? :41.79?? Mean?? : 31.09 Mean??
>> :1957?? Mean?? : 6.488
>> ?NULL:00125?? 3rd Qu.:-120.9?? 3rd Qu.:41.88?? 3rd Qu.: 43.73 3rd
>> Qu.:1989?? 3rd Qu.: 9.000
>> ?NULL:00125?? Max.?? :-120.6?? Max.?? :41.96?? Max.?? :265.08 Max.??
>> :2020?? Max.?? :12.000
>> ?NULL:00125
>> ?NULL:00125
>>
>> > dput(head(PRISM))
>> structure(list(DAUCO = c("00125", "00125", "00125", "00125",
>> "00125", "00125"), Longitude = c(-121.416666667, -121.375,
>> -121.333333333,
>> -121.291666667, -121.25, -121.208333333), Latitude = c(41.9583333334,
>> 41.9583333334, 41.9583333334, 41.9583333334, 41.9583333334,
>> 41.9583333334
>> ), Precipitation = c(63.1469993591, 63.6969985962, 65.7460021973,
>> 69.4150009155, 74.0780029297, 80.4290008545), Year = c(1895,
>> 1895, 1895, 1895, 1895, 1895), Month = c(1, 1, 1, 1, 1, 1)),
>> row.names = c(NA,
>> 6L), class = "data.frame")
>> >
>> > sessionInfo()
>> R version 4.0.3 (2020-10-10)
>> Platform: x86_64-apple-darwin17.0 (64-bit)
>> Running under: macOS Catalina 10.15.7
>>
>> Matrix products: default
>> BLAS:
>> /Library/Frameworks/R.framework/Versions/4.0/Resources/lib/libRblas.dylib
>> LAPACK:
>> /Library/Frameworks/R.framework/Versions/4.0/Resources/lib/libRlapack.dylib
>>
>> locale:
>> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8
>>
>> attached base packages:
>> [1] stats???? graphics? grDevices utils???? datasets? methods base
>>
>> other attached packages:
>> [1] reshape_0.8.8 plyr_1.8.6??? ggplot2_3.3.2
>>
>> loaded via a namespace (and not attached):
>> ?[1] Rcpp_1.0.4.6????????? pillar_1.4.4 DEoptimR_1.0-8
>> compiler_4.0.3??????? RColorBrewer_1.1-2
>> ?[6] iterators_1.0.12????? digest_0.6.25 lifecycle_0.2.0
>> tibble_3.0.1????????? gtable_0.3.0
>> [11] nlme_3.1-149????????? lattice_0.20-41 pkgconfig_2.0.3
>> rlang_0.4.6?????????? foreach_1.5.0
>> [16] Matrix_1.2-18???????? parallel_4.0.3 ergm_3.10.4
>> coda_0.19-3?????????? withr_2.2.0
>> [21] dplyr_1.0.0?????????? generics_0.0.2 vctrs_0.3.1
>> networkDynamic_0.10.1 trust_0.1-8
>> [26] grid_4.0.3??????????? tidyselect_1.1.0 deSolve_1.28
>> robustbase_0.93-6???? glue_1.4.1
>> [31] R6_2.4.1????????????? farver_2.0.3 purrr_0.3.4
>> magrittr_1.5????????? codetools_0.2-16
>> [36] scales_1.1.1????????? ellipsis_0.3.1 MASS_7.3-53
>> lpSolve_5.6.15??????? colorspace_1.4-1
>> [41] ape_5.4?????????????? labeling_0.3 network_1.16.0
>> lazyeval_0.2.2??????? doParallel_1.0.15
>> [46] EpiModel_1.8.0??????? munsell_0.5.0 tergm_3.6.1
>> statnet.common_4.3.0? crayon_1.3.4
>>
>>
>>
>>
>
--
John Helly, University of California, San Diego / San Diego Supercomputer Center / Scripps Institution of Oceanography / 760 840 8660 mobile / http://www.sdsc.edu/~hellyj
ORCID ID: orcid.org/0000-0002-3779-0603