Displaying 20 results from an estimated 700 matches similar to: "Until the key pressed: FOR-LOOP-Clustering"
2006 May 24
1
dendrogram plotting problem
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
2007 Feb 28
3
Datamining-package rattle() Errors
Dear Group
I have few errors while installing package rattle from CRAN
i do the installing from the local zip files...
I am using R 2.4.0 do i have to upgrade to R2.4.1 ?
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
utils:::menuInstallLocal()
package 'rattle' successfully unpacked and MD5 sums checked
updating HTML package descriptions
> help(rattle)
No
2006 May 09
1
Convert Text File Data into *.RData
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
---
2006 Aug 22
2
Rgraphviz installation Problem
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
2007 Feb 28
1
Datamining-package-?
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
2007 Mar 13
1
Rattle() GGobi()-Plots- How to save?
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
2007 Mar 10
2
read a irregular text file data into dataframe()
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
2008 Aug 01
2
Exporting data to a text file
HI R users
With clara function I get a data frame (maybe this is not the exact word,
I'm new to R) with the following variables:
> names(myclara)
[1] "sample" "medoids" "i.med" "clustering" "objective"
[6] "clusinfo" "diss" "call" "silinfo" "data"
I want to
2007 Mar 07
1
Fwd: Package-RODBC-MSACCESS
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
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2007 Feb 28
3
Package RGtk2, rattle, libatk-1.0.0.dll Errors
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
2006 May 23
0
Plotting problem-Dendrograms Help!!
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,
please find the link on the plot : http://roughjade.blogspot.com
Could anyone give me some suggesstions.
AAP326 29
AAW315 37
AAW321 24
AAW322 7
AAW331 22
ACE381 22
ACP112 21
ACP212 24
ACP251 26
ACP321 31
ACW102 39
2006 Nov 24
1
Rgraphviz -404 Page not found
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
2006 May 23
0
hclust-Dendrograms-Help!
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
2006 Jul 13
1
Clique-Method-Package-Help
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]]
2006 Aug 21
1
Clique technique-Package
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
2007 Mar 07
1
rattle- MSACCESS database problem
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
2006 May 15
2
How-Understand-Kmeans-Cluster!!
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
2005 Apr 04
2
rsync is flaky going to Penang
Hello,
We are experiencing flaky behavior from rsync when attempting to rsync
directories/files to a server in Penang. Several times the job seems
to 'hang' and never completes. Penang then is therefore missing a lot
of required cad files. Have any of you experienced the same thing and
what did you do to fix the problem? Does anyone know of a better tool
to use? We chose
2005 May 31
1
How to access to Data within a cluster
Dear All ,
For more process on data resulting clustering, one needs to access data within any cluster. How it is possible in CLARA?
$clustering :gives us clustering vector as mixed, so it isn't as separate
$clusinfo : gives us dissimilarities,
Thanks a lot
Amir
---------------------------------
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2006 Apr 05
1
"partitioning cluster function"
Hi All,
For the function "bclust"(e1071), the argument "base.method" is
explained as "must be the name of a partitioning cluster function
returning a list with the same components as the return value of
'kmeans'.
In my understanding, there are three partitioning cluster functions in
R, which are "clara, pam, fanny". Then I check each of them to