Displaying 18 results from an estimated 18 matches for "mohanphys".
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mohanphy
2010 May 01
1
Re :reading large file
On Sat, May 1, 2010 at 11:02 AM, Mohan L <l.mohanphy@gmail.com> wrote:
> Hi All,
>
> I am new to R and the mailing list.
>
> I have a data file (.xls) format with little bit large (16 column,35000
> rows ) data file. I am trying to read this file for calculation. I have
> converted the file into .csv format and read like that :
>
> > bmtrend <-
2010 May 04
1
make a column from the row names
Dear All,
> avglog
01/11/09 02/11/09 03/11/09 04/11/09
9.750000 4.500000 4.500000 8.666667
> avglog1 <- data.frame(avglog)
> avglog1
avglog
01/11/09 9.750000
02/11/09 4.500000
03/11/09 4.500000
04/11/09 8.666667
The first column isnt a column, It's the row names. I makeing a column from
the row names by using the following
> value1$Day <- rownames(value1)
>
2010 May 21
1
help to indexing data frame
Dear All,
I have data some thing like this:
> sample
State Jan Feb Mar
A 1 1 1
B 1298 1293 1294
C 0 0 0
D 5 5 5
E 18 18 18
I need to multiply "Jan" column *1000 and divided by the same number,
like this :
> data[,-(1:2)] * ((data[,2] *1000)/data[ ,2])
I doing some thing
2010 May 01
2
Re :
Hi All,
I am new to R and the mailing list.
I have a data file (.xls) format with little bit large (16 column,35000 rows
) data file. I am trying to read this file for calculation. I have
converted the file into .csv format and read like that :
> bmtrend <- read.csv(file="simple.csv",head=TRUE,sep=",")
> bmtrend
will display something in the middle of display
[
2010 May 19
1
Re : Adding column sum to new row in data frame
Dear All,
I have data some thing like this:
State Jan Feb Mar Apr May Jun AAA 1 1 0 2 2 0 BBB 1298 1195 1212 1244
1158 845 CCC 0 0 0 1 2 1 DDD 5 11 17 15 10 9 EEE 18 28 27 23 23 16 FFF
68 152 184 135 111 86
I want to sum all the column(Jan, Feb, Mar ...) and have to merge the total
at last row. like this:
StateJanFebMarAprMayJunAAA110220BBB12981195121212441158845CCC 000121DDD51117
2010 May 20
2
Re : Manipulating Data Frames
Dear All,
I have data some thisng like this :
> data <- read.csv(file='ipsample.csv',sep=',' , header=TRUE)
> data
State Jan Feb Mar Apr May Jun
1 AAA 1 1 0 2 2 0
2 BBB 1298 1195 1212 1244 1158 845
3 CCC 0 0 0 1 2 1
4 DDD 5 11 17 15 10 9
5 EEE 18 28 27 23 23 16
6 FFF 68 152 184 135 111
2010 May 07
2
extract required data from already read data
Hi all,
I have data like this:
>sample <- read.csv(file="sample.csv",sep=",",header=TRUE)
> sample
stdate Domain sex age Login
1 01/11/09 xxx FeMale 25 2
2 01/11/09 xxx FeMale 35 4
3 01/11/09 xxx Male 18 30
4 01/11/09 xxx Male 31 3
5 02/11/09 xxx Male 32 11
6 02/11/09 xxx Male 31 1
7 02/11/09
2010 May 01
2
Average Login based on date
Hi All,
I have the data like this :
>sample <- read.csv(file="sample.csv",sep=",",header=TRUE)
> sample
stdate Domain sex age Login
1 01/11/09 xxx FeMale 25 2
2 01/11/09 xxx FeMale 35 4
3 01/11/09 xxx Male 18 30
4 01/11/09 xxx Male 31 3
5 02/11/09 xxx Male 32 11
6 02/11/09 xxx Male 31 1
7 02/11/09
2010 May 05
0
R-help Digest, Vol 87, Issue 5
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-----Original Message-----
From: r-help-request at r-project.org
Date: Wed, 05 May 2010 12:00:09
To: <r-help at r-project.org>
Subject: R-help Digest, Vol 87, Issue 5
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2010 May 17
0
Re : append new line in existing graph
Dear All,
I am executing my R script from PHP using the shell_exec.
$return = shell_exec("/usr/bin/R --slave --args ".$Domain.",".$Gender." <
/var/www/html/trends/newTrend.R");
In newTrend.R, I am plotting graph and save in pdf file using the below
code. It will create a pdf file with two line.
pdf(file="/var/www/html/trends/bmtrend.pdf", height=7.5,
2010 May 26
1
Factor to Numeric
Dear All,
I have a data frame with State and 12 Months as column. I want to convert
all the 12 month column from factor to numeric.
any help will be greatly appreciated.
> str(data)
'data.frame': 33 obs. of 9 variables:
$ State : Factor w/ 33 levels "Andaman and Nicobar Islands",..: 1 2 3 4
5 6 7 8 9 10 ...
$ April : Factor w/ 21 levels
2010 May 28
2
Re : help to replace variable value
Dear All,
I have a data frame "data" with Jan , Feb as column. I using like this
data$Jan to take Jan column. I have the Jan in another variable
var1 <- "Jan"
data$var1
I need to replace the variable value there . Any help will be greatly
appreciated.
Thanks & Rg
Mohan L
[[alternative HTML version deleted]]
2010 May 23
1
Re : Indexing array to 1000
Dear All,
I have an array some thing like this:
> avglog
January February March April May June July
August September
60102 83397 56774 48785 49010 40572 38175
47037 51402
The class of "avglog" array.
> class(avglog)
[1] "array"
> str(avglog)
num [1:9(1d)] 60102 83397 56774 48785 49010 ...
- attr(*,
2010 May 02
1
Re :argument is not numeric or logical
Hi all,
I have data size of :
> dim(sample)
[1] 35943 17
The first column is "stdate" - is date ( 01/11/2009 00:00:00,02/11/2009
00:00:00,02/11/2009 00:00:00 etc... )
Login is 13th column - is numbers (12,0,1 erc...)
The below operation return the following error.
> sample1 <- read.csv(file="sample1.csv",sep=",",header=TRUE)
> avglog <-
2010 Jun 10
1
Re :help to aggregate data
Dear All,
I have the data some thing like this, I am showing here three days data
only:
> dummy.data <- read.table(file='dummy.txt',sep='', header=TRUE)
> dummy.data
StDate Domaindesc Logins
1 05/01/10 xxx 10
2 05/01/10 xxx 45
3 05/01/10 xxx 2
4 05/01/10 yyy 45
5 05/01/10 yyy 20
6 05/01/10 yyy
2010 May 25
2
help required to melt a data frame
I have the raw data with 9 column and 197977 row:
> dummy
State Months Bedroom
1 xxx Jan 1
2 xxx Jan 2
3 xxx Jan 1
4 yyy Jan 1
5 yyy Jan 2
6 yyy Jan 1
7 zzz Jan 3
8 zzz Jan 1
9 zzz Jan 2
10 xxx Feb 3
11 xxx Feb 4
12 xxx Feb 2
13 yyy Feb 1
14
2010 May 25
2
rounding up to nearest integer
Dear All,
I have a data frame "data" and the below is the str of "data" :
$ Feb : int 1 1195 0 11 28 152 24 2 1 1470 ...
$ Mar : int 0 1212 0 17 27 184 15 1 1 1311 ...
$ Apr : int 2 1244 1 15 23 135 11 0 1 991 ...
$ May : int 2 1158 2 10 23 111 16 1 1 1237 ...
$ Jun : int 0 845 1 9 16 86 16 2 1 1129 ...
$ Jul : int 0 832 0 7 16 68 9 1 0 994 ...
$ Aug
2009 Jan 20
3
Re : problem with running mysql on glusterfs
Hello. I would like to ask about having mysql data hosted on glusterfs.
Please see my issue below. I have posted DEBUG log information on pastebin.
I am using
GlusterFS version: glusterfs 1.4.0rc7
FUSE Version :fuse-2.7.3glfs10
my ISSUE is:
When hosting mysql data on glusterfs I have an issue:
The first time I start the glusterfsd server using
[root at mohan ~]#