similar to: data mining/text mining?

Dear R-users, When I installed "rattle" package with the command: install.packages("rattle", dependencies=TRUE), I got Warning message: Dependency 'Design' is not available Is this warning serious? How to avoid this warning? Thanks _____________________________________________ Dr.Ruixin ZHU Shanghai Center for Bioinformation Technology rxzhu@scbit.org

Dear R-users, It seems that install.packages( ) doesn't work to RMySQL package. Would anybody have the experience of that? Thanks _____________________________________________ Dr.Ruixin ZHU Shanghai Center for Bioinformation Technology rxzhu@scbit.org zhurx@mail.sioc.ac.cn 86-21-13040647832 [[alternative HTML version deleted]]

Hi, everyone, I try to run as follows: Z>library("RODBC") Z>cnct<-odbcConnectExcel("Forbes2000.xls") Z>cnct RODB Connection 1 Details: case=nochange DBQ=C:\Program Files\R\R-2.5.0\Forbes2000.xls DefaultDir=C:\Program Files\R\R-2.5.0 Driver={Microsoft Excel Driver (*.xls)} DriverId=790 MaxBufferSize=2048 PageTimeout=5 Z>sqlQuery(cnct, "select

Hi everybody, When I followed a practice example, I got an error as follows: ######################################################################## ####################################### > cc<-read.table('example5_2.dat',header=TRUE) > cc EXAM1 EXAM2 EXAM3 EXAM4 EXAM5 1 45 34 23 35 50 2 23 36 66 66 34 3 67 59 72 80 69 4 56

r-help仯伂 I am trying to compile R on an powerpc-IBM-AIX5.1.0.0 machine, Is R suitable to be used in this system? The R Installation and Administration document mentioned rs6000-ibm-aix not powerpc-IBM-AIX5.1.0.0 . When I tried to compile R.2.2.0 in powerpc-IBM-AIX5.1.0.0 using the following steps: (1) ./configure There is an error message :configure: error: --with-readline=yes

r-help?? When I want to use jpeg() in R-2.1.1 which is installed in linux platform to generate a jpeg file, the error occurs as following: > jpeg() Error in X11(paste("jpeg::", quality, ":", filename, sep = ""), width, : unable to start device JPEG In addition: Warning message: unable to open connection to X11 display '' > capabilities()

Dears, anyone has experiences with text mining and R? I'll be very greatfull for tutorial or examples. Thanks -- Daniele Medri - http://www.medri.org

Hi everybody, I am a new R user. Is there any package devoted to "text mining" analysis in R ? Thanks Gilles lepape.gilles at neuf.fr

I am using code that previously worked to remove stopwords using package "tm". Even manually adding "the" to the list does not work to remove "the". This package has undergone extensive redevelopment with changes to the function syntax, so perhaps I am just missing something. Please see my simple example, output, and sessionInfo() below. Thanks! Mark require(tm)

Hello, I am hoping for some advice regarding how I can install the XML package which I require to run package tm. Normally I would use the install package option, however, I have to install the packages to a laptop running XP. The laptop does not have an internet connection. Firstly I tried the file - XML_1.99-0.tar.gz . Below is the error I received Error in gzfile(file, "r") :

The Ohri Framework - Data Mining on Demand<http://decisionstats.com/2008/the-ohri-framework-data-mining-on-demand/> Part of the reason SAS continues to enjoy a profitable lead is 1) Standardized language elements (Data and Procs) 2)Ease of Learning SAS 3) Output Delivery to multiple sources 4) Input from multiple data sources But the most important reason is the sheer efficiency of

I have been using R's text mining package and its really a great tool. I have not found retrieval support or maybe there are functionalities I am missing. How can a simple VSM model be implemented using the R's text mining package? Your help is appreciated. -- Research Scholar, School of Electrical and Computer Engineering Purdue University West Lafayette IN web.ics.purdue.edu/~sgrao

Hi Slides of my talk on Time Series Analysis and Mining with R at Canberra R Users Group on 18 July are available at http://www.rdatamining.com/docs. It presents time series decomposition, forecasting, clustering and classification with R code examples. Regards -- Yanchang Zhao PhD, Data Miner Email: yanchang at rdatamining.com RDataMining: http://www.rdatamining.com Group:

hi all, i am new to r , i am trying to run data mining algorithms using map reduce framework.. * *i have few basic doubts* *1. can i give file in hdfs to kmeans( ) ? ?I tried as > file1 = hdfs.file("testdata/synthetic_control.data") > isf = hdfs.read(lsf,5242880,0) >l = kmeans(isf,2,10) its not working.. please help 2. How to access the file in hdfs and give as input to

Hello, I''ve looked around and I can't seem to find a package to do data mining in R for a mixture of categorical and numerical attributes. If you have this data set: ## dummy data set.seed(123) dummy <- data.frame(A = sample(paste("tasks",1:100), 10000,B = sample(paste("loads",1:100), 10000, replace = TRUE), B =

Dear R community, I’m new in R (coming from SAS). If possible, I’d like to know your thoughts regarding the following. I’m working on a regression problem, where my dependent variable is a ratio of two variables (i.e. dep.var=A/B). The variable A takes a value of zero for the vast majority of observations and, of course, so does the dependent variable. I thought I should do a weighted analysis

how can we achieve data mining using R Project. how to install Rattle gui for R project. can anyone please help me. i want to forecast the results . Thanks in advance. -- View this message in context: http://n4.nabble.com/data-mining-tp1568872p1568872.html Sent from the R help mailing list archive at Nabble.com.

Version 2.4.0 of Rattle has been released to CRAN. The rattle package (http://rattle.togaware.com) is a multi platform (GNU/Linux, Mac/OSX, MS/Windows) GTK based GUI for data mining (for exploring data and building descriptive and predictive models). It has undergone a lot of development over the past year. A companion book introducing data mining using Rattle is under development, with a draft

Version 2.4.0 of Rattle has been released to CRAN. The rattle package (http://rattle.togaware.com) is a multi platform (GNU/Linux, Mac/OSX, MS/Windows) GTK based GUI for data mining (for exploring data and building descriptive and predictive models). It has undergone a lot of development over the past year. A companion book introducing data mining using Rattle is under development, with a draft

Howdy Gurus I 'd like to ask a question about how to build TermDocMatrix in tm text mining package. It is not clear about importing a plain text file, and them converting that text file into TermDocMatrix file, etc to me. How can I build a TermDocMatrix of " a plain text document file for text association? Or are there any good manuals? Thank you in advance, -- Kum-Hoe Hwang, Ph.D.