Lovely solution Mohammed. I had not even heard of the modeest package.
For names, I'd just create another data.frame
mode.names <- data.frame(df[,1], Out)
John Kane
Kingston ON Canada
> -----Original Message-----
> From: dcarl...@tamu.edu
> Sent: Thu, 28 May 2015 00:31:45 +0000
> To: mxalimoha...@ualr.edu, r-help@r-project.org
> Subject: Re: [R] Problem with comparing multiple data sets
>
> cat(paste0("[", 1:length(Out), "] #dac ", Out), sep="\n")
>
> David
> From: Mohammad Alimohammadi [mailto:mxalimoha...@ualr.edu]
> Sent: Wednesday, May 27, 2015 2:29 PM
> To: David L Carlson; r-help@r-project.org
> Subject: Re: [R] Problem with comparing multiple data sets
>
> Thanks David it worked !
>
> One more thing. I hope it's not complicated. Is it also possible to
> display the terms for each row next to it?
>
> for example:
>
> [1] #dac 2
> [2] #dac 0
> [3] #dac 1
> ...
>
>
>
>
> On Wed, May 27, 2015 at 2:18 PM, David L Carlson
> <dcarl...@tamu.edu<mailto:dcarl...@tamu.edu>> wrote:
> Save the result of the apply() function:
>
> Out <- apply(df[ ,2:length(df)], 1, mfv)
>
> Then there are several options:
>
> Approximately what you asked for
> data.frame(Out)
> t(t(Out))
>
> More typing but exactly what you asked for
> cat(paste0("[", 1:length(Out), "] ", Out), sep="\n")
>
>
> David L. Carlson
> Department of Anthropology
> Texas A&M University
>
>
> -----Original Message-----
> From: R-help
[mailto:r-help-boun...@r-project.org<mailto:r-help-boun...@r-project.org>]
> On Behalf Of Mohammad Alimohammadi
> Sent: Wednesday, May 27, 2015 1:47 PM
> To: John Kane; r-help@r-project.org<mailto:r-help@r-project.org>
> Subject: Re: [R] Problem with comparing multiple data sets
>
> Ok. so I read about the ("modeest") package that gives the results that I
> am looking for (most repeated value).
>
> I modified the data frame a little and moved the text to the first
> column.
> This is the data frame with all 3 possible classes for each term.
>
> =================================
> structure(list(terms = structure(c(1L, 1L, 1L, 1L, 1L, 1L, 1L,
> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L,
> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 4L, 4L,
> 4L, 4L, 4L, 3L, 3L, 3L, 3L, 2L, 2L, 2L), .Label = c("#dac",
> "#mac,#security",
> "accountability,anonymous", "data security,encryption,security"
> ), class = "factor"), class.1 = c(0L, 0L, 0L, 0L, 0L, 0L, 0L,
> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 2L, 1L,
> 1L, 1L, 1L, 2L, 2L, 1L, 1L, 2L, 1L, 2L), class.2 = c(2L, 2L,
> 2L, 2L, 0L, 0L, 2L, 0L, 0L, 2L, 2L, 2L, 2L, 2L, 2L, 2L, 2L, 0L,
> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 2L,
> 0L, 2L, 2L, 2L, 1L, 1L, 2L, 2L, 0L, 0L, 0L, 0L, 1L, 1L, 1L),
> class.3 = c(0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 2L, 1L, 1L, 1L, 1L,
> 0L, 0L, 0L, 0L, 2L, 1L, 2L)), .Names = c("terms", "class.1",
> "class.2", "class.3"), class = "data.frame", row.names = c(NA,
> -49L))
> =============================================
> #Then I applied the function below:
>
> ======================
> library(modeest)
> df<- read.csv(file="short.csv", head= TRUE, sep=",")
> apply(df[ ,2:length(df)], 1, mfv)
>
> ============================
> # It gives the most frequent value for each row which is what I need. The
> only problem is that all the values are displayed in one single row.
>
> [1] 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
> 0
> 0 0 2 1 1 1 1 0 0 0 0 2 1 2
>
> It would be much better to show them in separate rows.
> For example:
>
> [1] 0
>
> [2] 0
>
> [3] 1
> ....
>
> Any idea how to do this?
>
>
>
> On Wed, May 27, 2015 at 10:11 AM, Mohammad Alimohammadi <
> mxalimoha...@ualr.edu<mailto:mxalimoha...@ualr.edu>> wrote:
>
>> Hi Jim,
>>
>> Thank you for your advice.
>>
>> I'm not sure how to exactly incorporate this function though. I added a
>> portion of the actual data sets. all 3 data sets have the same items
>> (text)
>> with different class values. So I need to assign the most repeated class
>> (0,1,2) for each text.
>>
>> For example: if line1 has text "aaa". It may be assigned to class 0 in
>> dat1, 2 in dat 2 and 0 in dat3. in this case the "aaa" will be assigned
>> to
>> 0 (most repeated value). So it goes for each text.
>>
>> I really appreciate your help.
>>
>> =========================================
>>
>> *dat1*
>>
>> structure(list(class.1 = c(0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
>> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
>> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 2L, 1L, 1L, 1L,
>> 1L, 2L, 2L, 1L, 1L, 2L, 1L, 2L), terms = structure(c(1L, 1L,
>> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L,
>> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L,
>> 1L, 1L, 1L, 4L, 4L, 4L, 4L, 4L, 3L, 3L, 3L, 3L, 2L, 2L, 2L), .Label =
>> c("#dac",
>> "#mac,#security", "accountability,anonymous", "data
>> security,encryption,security"
>> ), class = "factor")), .Names = c("class.1", "terms"), class =
>> "data.frame", row.names = c(NA,
>> -49L))
>>
>>
>> *dat2*
>>
>> structure(list(class.2 = c(2L, 2L, 2L, 2L, 0L, 0L, 2L, 0L, 0L,
>> 2L, 2L, 2L, 2L, 2L, 2L, 2L, 2L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
>> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 2L, 0L, 2L, 2L, 2L, 1L, 1L, 2L,
>> 2L, 0L, 0L, 0L, 0L, 1L, 1L, 1L), terms = structure(c(1L, 1L,
>> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L,
>> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L,
>> 1L, 1L, 1L, 4L, 4L, 4L, 4L, 4L, 3L, 3L, 3L, 3L, 2L, 2L, 2L), .Label =
>> c("#dac",
>> "#mac,#security", "accountability,anonymous", "data
>> security,encryption,security"
>> ), class = "factor")), .Names = c("class.2", "terms"), class =
>> "data.frame", row.names = c(NA,
>> -49L))
>>
>>
>> *dat3*
>>
>> structure(list(class.3 = c(0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
>> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L,
>> 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 2L, 1L, 1L, 1L,
>> 1L, 0L, 0L, 0L, 0L, 2L, 1L, 2L), terms = structure(c(1L, 1L,
>> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L,
>> 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L, 1L,
>> 1L, 1L, 1L, 4L, 4L, 4L, 4L, 4L, 3L, 3L, 3L, 3L, 2L, 2L, 2L), .Label =
>> c("#dac",
>> "#mac,#security", "accountability,anonymous", "data
>> security,encryption,security"
>> ), class = "factor")), .Names = c("class.3", "terms"), class =
>> "data.frame", row.names = c(NA,
>> -49L))
>>
>> ===========================================================
>>
>>
>> On Sun, May 24, 2015 at 1:15 AM, Jim Lemon
>> <drjimle...@gmail.com<mailto:drjimle...@gmail.com>> wrote:
>>
>>> Hi Mohammad,
>>> You know, I thought this would be fairly easy, but it wasn't really.
>>>
>>> df1<-data.frame(Class=c(0,2,1),Comment=c("com1","com2","com3"),
>>> Term=c("aac","aax","vvx"),Text=c("text1","text2","text3"))
>>> df2<-data.frame(Class=c(0,2,1),Comment=c("com1","com2","com3"),
>>> Term=c("aac","aax","vvx"),Text=c("text1","text2","text3"))
>>> df3<-data.frame(Class=c(2,1,0),Comment=c("com1","com2","com3"),
>>> Term=c("aac","aax","vvx"),Text=c("text1","text2","text3"))
>>> dflist<-list(df1,df2,df3)
>>> dflist
>>>
>>> # define a function that extracts the value from one field
>>> # selected by a value in another field
>>> extract_by_value<-function(x,field1,value1,field2) {
>>> return(x[x[,field1]==value1,field2])
>>> }
>>>
>>> # define another function that equates all of the values
>>> sub_value<-function(x,field1,value1,field2,value2) {
>>> x[x[,field1]==value1,field2]<-value2
>>> return(x)
>>> }
>>>
>>> conformity<-function(x,fieldname1,value1,fieldname2) {
>>> # get the most frequent value in fieldname2
>>> # for the desired value in fieldname1
>>> most_freq<-as.numeric(names(which.max(table(unlist(lapply(x,
>>> extract_by_value,fieldname1,value1,fieldname2))))))
>>> # now set all the values to the most frequent
>>> for(i in 1:length(x))
>>> x[[i]]<-sub_value(x[[i]],fieldname1,value1,fieldname2,most_freq)
>>> return(x)
>>> }
>>>
>>> conformity(dflist,"Text","text1","Class")
>>>
>>> Jim
>>>
>>> On Sat, May 23, 2015 at 11:23 PM, John Kane
>>> <jrkrid...@inbox.com<mailto:jrkrid...@inbox.com>> wrote:
>>>> Hi Mohammad
>>>>
>>>> Welcome to the R-help list.
>>>>
>>>> There probably is a fairly easy way to what you want but I think we
>>> probably need a bit more background information on what you are trying
>>> to
>>> achieve. I know I'm not exactly clear on your decision rule(s).
>>>>
>>>> It would also be very useful to see some actual sample data in useable
>>> R format.Have a look at these links
>>> http://stackoverflow.com/questions/5963269/how-to-make-a-great-r-reproducible-example
>>> and http://adv-r.had.co.nz/Reproducibility.html for some hints on what
>>> you might want to include in your question.
>>>>
>>>> In particular, read up about dput() in those links and/or see ?dput.
>>> This is the generally preferred way to supply sample or illustrative
>>> data
>>> to the R-help list. It basically creates a perfect copy of the data as
>>> it
>>> exists on 'your' machine so that R-help readers see exactly what you
>>> do.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> John Kane
>>>> Kingston ON Canada
>>>>
>>>>
>>>>> -----Original Message-----
>>>>> From: mxalimoha...@ualr.edu<mailto:mxalimoha...@ualr.edu>
>>>>> Sent: Fri, 22 May 2015 12:37:50 -0500
>>>>> To: r-help@r-project.org<mailto:r-help@r-project.org>
>>>>> Subject: [R] Problem with comparing multiple data sets
>>>>>
>>>>> Hi everyone,
>>>>>
>>>>> I am very new to R and I have a task to do. I appreciate any help. I
>>> have
>>>>> 3
>>>>> data sets. Each data set has 4 columns. For example:
>>>>>
>>>>> Class Comment Term Text
>>>>> 0 com1 aac text1
>>>>> 2 com2 aax text2
>>>>> 1 com3 vvx text3
>>>>>
>>>>> Now I need t compare the class section between 3 data sets and assign
>>> the
>>>>> most available class to that text. For example if text1 is assigned
>>>>> to
>>>>> class 0 in data set 1&2 but assigned as 2 in data set 3 then it
>>>>> should
>>> be
>>>>> assigned to class 0. If they are all the same so the class will be
>>>>> the
>>>>> same. The ideal thing would be to keep the same format and just
>>>>> update
>>>>> the
>>>>> class. Is there any easy way to do this?
>>>>>
>>>>> Thanks a lot.
>>>>>
>>>>> [[alternative HTML version deleted]]
>>>>>
>>>>> ______________________________________________
>>>>> R-help@r-project.org<mailto:R-help@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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>>>>
>>>> ______________________________________________
>>>> R-help@r-project.org<mailto:R-help@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.
>>>
>>
>>
>>
>> --
>> Mohammad Alimohammadi | Graduate Assistant
>> University of Arkansas at Little Rock | College of Science and
>> Mathematics
>> (CSAM)
>> | mxalimoha...@ualr.edu<mailto:mxalimoha...@ualr.edu> |
>> ualr.edu<http://ualr.edu>
>>
>> Public URL: http://scholar.google.com/citations?user=MsfN_i8AAAAJ
>>
>
>
> --
> Mohammad Alimohammadi | Graduate Assistant
> University of Arkansas at Little Rock | College of Science and
> Mathematics
> (CSAM)
> 501.346.8007<tel:501.346.8007> |
> mxalimoha...@ualr.edu<mailto:mxalimoha...@ualr.edu> |
> ualr.edu<http://ualr.edu>
>
> Public URL: http://scholar.google.com/citations?user=MsfN_i8AAAAJ
> [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help@r-project.org<mailto:R-help@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.
>
>
>
> --
> Mohammad Alimohammadi | Graduate Assistant
> University of Arkansas at Little Rock | College of Science and
> Mathematics (CSAM)
> 501.346.8007 | mxalimoha...@ualr.edu<mailto:mxalimoha...@ualr.edu> |
> ualr.edu<http://ualr.edu/>
>
> Public URL: http://scholar.google.com/citations?user=MsfN_i8AAAAJ
> [https://mailtrack.io/trace/mail/d062b2c3f56ab0e306570c96c3e24fb7c7b80685.png]
>
> [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help@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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