search for: researchjj

...pkg)) library(pkg, character.only=TRUE)}) > update.packages(ask='graphics') On 2/28/07, Roberto Perdisci <roberto.perdisci@gmail.com> wrote: > > Hi, > out of curiosity, what is the name of the package you found? > > Roberto > > On 2/27/07, j.joshua thomas <researchjj@gmail.com> wrote: > > Dear Group, > > > > I have found the package. > > > > Thanks very much > > > > > > JJ > > --- > > > > > > On 2/28/07, j.joshua thomas <researchjj@gmail.com> wrote: > > > > > > &g...

Again i have problem in locating the package for clique-graphs I tried with BioConductor under Browse for packages, it doesn't work atall. Kindly guid me Thanks JJ On 8/23/06, Seth Falcon <sfalcon@fhcrc.org> wrote: > > "j.joshua thomas" <researchjj@gmail.com> writes: > > > Dear Robert, > > > > Thanks for your time. > > I have downloaded Rgraphviz (windows binary) from www.bioconductor.org > > and put inside R2.3.0 library then i installed from the local zip > > its says package 'graph' couldn...

Hi, I'm looking for help on how to use *R for making use of Genetic Algorithm*to make optimal solution on the examination timetabling dataset? another point to analysis the dataset, in a manner similar to the method applied in InfoViz. Say, what is the optimal step, if: Step 1 - What is the name of the package that i can install from CRAN for me to identify GA (Please consider) - I

Dear List RGui Version : 2.3.0 User : 1 month I am having the *dendrogram plotting problem * The code i tried: >library(cluster) DD<-DataSetS01022 # 575 x 2 matrix > VC<-hclust(dist(DD),"ave") *Warning message: NAs introduced by coercion* ( what does it mean? Is that the problem?) > plot(VC,hang=-2) Output: http://roughjade.blogspot.com Can anyone guide me? Thanks

Dear Robert, Thanks for your time. I have downloaded Rgraphviz (windows binary) from www.bioconductor.org and put inside R2.3.0 library then i installed from the local zip its says package 'graph' couldnot be loaded. Am i doing the installation correctly? Still the new user. Can you guide me sir? JJ -- Lecturer J. Joshua Thomas KDU College Penang Campus Research Student, University

Dear Group, I am looking for a package that is going to help me on Data preprocessing methods in Datamining. Is there any package in R2.4.0 to support DM? or what is the suitable package that i can adopt do the work? Kindly need your assistance. Thanks & Regards JJ --- -- Lecturer J. Joshua Thomas KDU College Penang Campus Research Student, University Sains Malaysia [[alternative

I have used RODBC to get the database i can view the tables in RGUI-2.4.1 how can i query the records in R> i tried with sqlQuery need some help JJ -- Lecturer J. Joshua Thomas KDU College Penang Campus Research Student, University Sains Malaysia -- Lecturer J. Joshua Thomas KDU College Penang Campus Research Student, University Sains Malaysia [[alternative HTML version deleted]]

Hello, I am using R-2.4.1 with Rattle() i load Rdata (ttData) which has 2columns and 66 rows When i execute Explore under GGobi for visualization i am facing the problem, ---- libggobi-0.dll not found ---libggobi-0.dll was not found.... reinstalling the application may fix the problem i try install.packages("rggobi") its been installed from CRAN however when i use it from rattle()

I am using R2.4.1 calling a text file contains the following data structure: when i call the file into R using tData<-read.table("c:\\test.txt") it gave me Error saying, irregular column in the data set however i need to use the below type of data Is there any alternative in R? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 0010 0028 0061 0088 0010 0042 0084 0004 0010 0055 0010 0018 0040 0042

Dear Group, I have followed the instructions from the link http://datamining.togaware.com/survivor/Installing_GTK.html However i couldn't fix the libatk01.0.0.dll application error Here, i did uninstall R-Gui-2.4.0 then did the fresh installation and still facing the same problem I am using Windows- XP *Please find the following* R version 2.4.0 (2006-10-03) Copyright (C) 2006 The R

Dear R Users, It works fine. while i read the dataset from the text file. (refered R-data import -export*.pdf) > read.table("c:\\DataES.txt") V1 V2 1 ACW261 33 2 ACW311 7 3 ACW321 31 4 ACW342 39 5 6 7 Now my question is how do i /*convert text file Data into *.RData* which i can use as a dataset/data.matrix whereby i can use it for clusplot. Thanks in Advance, JJ ---

Hi All, These are the code that i used to plot the kmeans clustering. DataSetS01022<-rbind(matrix(rnorm(50),ncol=2), + matrix(rnorm(50),ncol=2)) > colnames(DataSetS01022) <-c("timeslot","em") > (cl <-kmeans(DataSetS01022,2)) >plot (DataSetS01022, col=cl$cluster) > points(cl$centers, col = 1:2, pch = 8, cex=2) Now, i would like to do *the same process

Dear List, My dataset is as below: I am using library(cluster) hierarchical clustering on these data. If i try to plot these i couldn't see the partitions clearly, > dd<-hclust(dist(DataSetS01022Full), "ave") > Warning message: >NAs introduced by coercion >(dn<-as.dendrogram(dd)) >plot(dn) please find the link on the plot : http://roughjade.blogspot.com

Dear R' Users, Is anyone knows, which package in R'Gui is suitable to use Clique technique in a dataset? Thanks in Advance JJ -- Lecturer J. Joshua Thomas KDU College Penang Campus Research Student, University Sains Malaysia [[alternative HTML version deleted]]

Dear R Users, I am looking clique a graph technique, to identify the values from the dataset. I tried with help.search("graph") it show's the graphics related stuff Is there any package that i can use to find Clique in a dataset? Thanks in Advance JJ -- Lecturer J. Joshua Thomas KDU College Penang Campus Research Student, University Sains Malaysia [[alternative

library(RGtk2) library(rattle) rattle() click the ODBC option it as the DSN i am a bit confused with this i already put my *.mdb file in C:drive i try put the DSN name as Microsoft Access driver, in the appropriate text box but i couldnt locate the table i tried the other way round open-> locate the *.mdb in C:drive couldnt locate i tried RODBC aswell, but i want to use rattle to Data mine

I am using R2.4.1 and using Rattle() Rattle() --> Explore--> GGobi I need to save the Scatter plot matrix in any type of image format. But it save as *.xml file how can i reterive the *.xml into *.bmp or *.png? I have tried the Export button in Rattle() not much options. Need the group help JJ -- Lecturer J. Joshua Thomas KDU College Penang Campus Research Student, University Sains

Dear Group, I have installed R-GUI 2.5.1, thereby i tried install >install.packages("RGtk2") >install.packages ("rattle") where i have problems such as below: > install.packages("RGtk2") Warning: unable to access index for repository http://cran.au.r-project.org/bin/windows/contrib/2.5 Warning message: package 'RGtk2' is not available >

I've installed R-Gui2.4.0 R version 2.4.0 RC (2006-09-27 r39540) Copyright (C) 2006 The R Foundation for Statistical Computing ISBN 3-900051-07-0 R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors.

Hi All, I am using RGui 2.3.0 library(stats) and using K-means Clustering to cluster data.matrix.(DDset) DDset (matrix 575 x 2) Exams (character) Slot (numeric) AAW326 35 BWA345 45 ............... ..... ZXE 453 67 DDset[,2] [1] 29 37 24 7 22 22 21 24 26 31 39 21 17 7 24 37 26 33 7 31 39 29 24 20 2 [26] 40 8 16 1 31 6 32 2