Message-ID: <20170921175626.Horde.LKrx9SQSgY80juPYNNAuPl3@mail.sapo.pt>
Date: 2017-09-21T16:56:26Z
From: Rui Barradas
Subject: rcorr error in R stat
In-Reply-To: <BN3PR0501MB1635E658B5C1B3BEDFBE60D2E7660@BN3PR0501MB1635.namprd05.prod.outlook.com>
Hello,
Please keep this on the list, always cc r-help.
One of the files in your attachment is empty:
y <- read.csv(file.choose("GT.csv"))
Error in read.table(file = file, header = header, sep = sep, quote = quote,? :
? no lines available in input
Rui Barradas
?
Citando Chaitanya Ganne <Chaitanya.Ganne at jefferson.edu>:
> Thank you so much for your input.
>
> I am relatively new to R and I don't understand this "read.csv
> returns data.frames". Sorry.
>
> This however did not work. "unlist(x) and unlist(y)". I got a series
> of 43 warnings:
>
> Warning messages:
> 1: In doTryCatch(return(expr), name, parentenv, handler) :
> ? "method" is not a graphical parameter
> 2: In doTryCatch(return(expr), name, parentenv, handler) :
> ? "method" is not a graphical parameter
> .
> .
> .
> .
> .
>
> ? "method" is not a graphical parameter
> 42: In doTryCatch(return(expr), name, parentenv, handler) :
> ? "method" is not a graphical parameter
> 43: In cbind(x, y) :
> ? number of rows of result is not a multiple of vector length (arg 2)
> ?
> Would it help if I send the two csv files to you? I'd really
> appreciate your help.
>
> Thanking you
> ?
>
> -------------------------
> FROM: ruipbarradas at sapo.pt <ruipbarradas at sapo.pt>
> SENT: Wednesday, September 20, 2017 5:21:04 PM
> TO: Chaitanya Ganne
> SUBJECT: Re: rcorr error in R stat
>
> Hello,
>
> Maybe I'm completely off, but read.csv returns data.frames, which
> are lists with a dim attribute.
> Instead of as.vector try unlist(x) and unlist(y).
>
> Note that if 'df' is a data.frame, class(as.vector(df)) returns "data.frame".
>
> Hope this helps,
>
> Rui Barradas
> ?
>
> Citando Chaitanya Ganne <Chaitanya.Ganne at jefferson.edu>:
>
>> Good afternoon,?
>>
>> I have two variables x and y. I am trying to run a correlation
>> between them as vectors.?
>> x <- read.csv(file.choose(NPA.csv))
>> y <- read.csv(file.choose(GT.csv))
>> res <- cor(as.vector(x), as.vector(y))
>> round(res, 2)
>> install.packages("Hmisc")
>> library(Hmisc)
>> res2 <- rcorr(as.vector(x), as.vector(y))
>> res2 <- rcorr(as.vector(x), as.vector(y))
>> Error in storage.mode(x) <- "double" :?
>> ?(list) object cannot be coerced to type 'double'
>> ?
>> ---------------------------------------------------
>>
>> In fact I find this is something to do with the way the matrices
>> are being considered for rcorr to be different from the way the
>> matrices are being considered for 'cor'. The cor function gave me
>> this output as mentioned below. However I am using the rcorr
>> function to build the correlplots later on.
>> ? ? ? ? ? ?
>>
>>
>> BC_11L_parstriangularis_1 BC_12L_rostralmiddlefrontal_2
>> BC_20L_fusiform_4 BC_21L_inferiortemporal_3
>> BC_23L_middletemporal_1 vw_12L_rostralmiddlefrontal_2
>> vw_19L_inferiorparietal_1
>> CVLT_T4 -0.23 0.13 -0.01 -0.24 -0.14 0.02 0.06
>> CVLT_T5 -0.28 0.12 0.04 -0.25 -0.19 0.15 0.11
>> CVLT_Total -0.25 0.07 0.13 -0.25 -0.22 0.05 -0.05
>> CVLT_LDF -0.16 0.04 0.16 -0.23 -0.32 0.16 0.01
>> CVLT_RoF -0.12 0.02 0.06 -0.04 -0.14 0.16 -0.06
>> CVLT_TDR -0.11 0.1 0.13 -0.24 -0.25 0.25 -0.06
>> LM_I -0.46 -0.19 -0.11 -0.06 -0.24 -0.01 0.1
>> LM_II -0.35 0.06 0.05 -0.11 -0.31 0.22 0.05
>> p_REC -0.12 -0.27 0.36 -0.19 -0.09 -0.17 -0.21
>> TF -0.01 -0.01 -0.21 -0.2 -0.27 -0.07 0.06
>>
>> ?
>> Please help.
>>
>> /DR. GANNE CHAITANYA MD, PHD/
>>
>> /PDF?//NEUROLOGY/
>>
>> /TJU,?//PHILADELPHIA, 19107, PA/
>>
>>
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> ?
?
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