Displaying 13 results from an estimated 13 matches for "khobson".
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hobson
2005 May 13
3
List and Column Names in a Function?
...mn names
to the function? I've posted this type of question before and received no
response.
Maybe this example will be easier to understand and troubleshoot.
ds <- function(myds, vec) {myds[[vec]]*2}
ds1 <- c(X=list(1:10), Y=list(11:20))
ds(get("ds1"),get("Y"))
khobson at odot.org
Kenneth Ray Hobson, P.E.
Oklahoma DOT - QA & IAS Manager
Oklahoma City, OK 73105-3204
2005 May 24
2
Missing Data Line Type?
...exists, make that line
solid, otherwise, make it dashed up to the next existing x/y point.
Additionally, what plot type would you recommend for a plot with two Y
points per X? The two points would be joined by a vertical line. The
average of the two is the dual type line described above.
mailto:khobson at odot.org
Kenneth Ray Hobson, P.E.
Oklahoma DOT - QA & IAS Manager
200 N.E. 21st Street
Oklahoma City, OK 73105-3204
(405) 522-4985, (405) 522-0552 fax
Visit our website at:
http://www.okladot.state.ok.us/materials/materials.htm
2005 Jun 10
2
Default Format for Dates?
...in a WordPerfect macro but I'd
rather do it as an R default date format if possible.
I researched some of this in the archives, FAQ's and manuals but didn't
find anything that met my need. I would imagine that this type of question
is probably an FAQ but I didn't find it.
mailto:khobson at odot.org
Kenneth Ray Hobson, P.E.
Oklahoma DOT - QA & IAS Manager
200 N.E. 21st Street
Oklahoma City, OK 73105-3204
(405) 522-4985, (405) 522-0552 fax
Visit our website at:
http://www.okladot.state.ok.us/materials/materials.htm
2005 May 31
1
Add Columns and Order for Rbind?
...d you recommend to reorder one list based on the column
names of another? If both sets have the same order and columns, I can
then use rbind. I can live with columns being added to the master list set
it makes the task easier using something like union for column name
matching and order.
mailto:khobson at odot.org
Kenneth Ray Hobson, P.E.
Oklahoma DOT - QA & IAS Manager
200 N.E. 21st Street
Oklahoma City, OK 73105-3204
(405) 522-4985, (405) 522-0552 fax
Visit our website at:
http://www.okladot.state.ok.us/materials/materials.htm
2005 Jul 01
4
R integration with Microsoft Powerpoint
Please allow me an unusual question.
Is there any way that R can be closely integrated with a Microsoft
Powerpoint presentation? I would like to embed R calculations in
Powerpoint so that I will start Powerpoint, be prompted to enter some
parameters, and an R function will run and return values and graphs.
Thanks,
John
R 2.1.1
windows 2k
John Sorkin M.D., Ph.D.
Chief, Biostatistics and
2005 Jun 23
1
Stop Warnings for Invalid Factor Level, NAs generated?
...tpdata[which(names(labdata) == "ESNm1")] <-
ESN-((ilpair-ifpair)+1-k)*2-1
+ }
+ #pdata[nrow(pdata)+1,names(tpdata)] <- NA
+ pdata[nrow(pdata)+1,names(tpdata)] <- tpdata
+ }
+ }
There were 50 or more warnings (use warnings() to see the first 50)
...snip
mailto:khobson at odot.org
Kenneth Ray Hobson, P.E.
Oklahoma DOT - QA & IAS Manager
200 N.E. 21st Street
Oklahoma City, OK 73105-3204
(405) 522-4985, (405) 522-0552 fax
Visit our website at:
http://www.okladot.state.ok.us/materials/materials.htm
2005 Apr 29
2
Windows List of Folders?
For windows, how can I list only the folders in some folder?
I was thinking that dir() and file.info() with isdir==TRUE being something
that might work.
These folders or directories are numerically named with no dot extension
names or other characters. Typically, these are 3132, 3334, ...
Here is what I tried. The last line is where I need more work.
pData="C:/Myfiles/R/Data/"
setwd
2005 Apr 29
0
Windows list of Folders
Hi Kenneth:
I tried:
list.files(path="c:\\pctexv4\\samples")
and that worked just fine.
Hope this helps!
Sincerely,
Erin Hodgess
Associate Professor
Department of Computer and Mathematical Sciences
University of Houston - Downtown
mailto: hodgess at gator.uhd.edu
From: khobson at fd9ns01.okladot.state.ok.us
Subject: [R] Windows List of Folders?
X-BeenThere: r-help at stat.math.ethz.ch
For windows, how can I list only the folders in some folder?
I was thinking that dir() and file.info() with isdir==TRUE being something
that might work.
These folders or directori...
2005 Jun 30
1
how to call egarch of sas in R
I use R to generate data and I need to estimate the data by egarch (that
doesn't have in R). So how I can call egarch from SAS in R.
Regards,
luck
2005 Jul 01
2
the format of the result
I write a function to get the frequency and prop of a variable.
freq<-function(x,digits=3)
{naa<-is.na(x)
nas<-sum(naa)
if (any(naa))
x<-x[!naa]
n<-length(x)
ta<-table(x)
prop<-prop.table(ta)*100
res<-rbind(ta,prop)
rownames(res)<-c("Freq","Prop")
cat("Missing value(s) are",nas,".\n")
cat("Valid case(s)
2005 Jun 16
3
Excel files first row not being read
hi,
i am using the RODBC package to read excel files using
odbcConnectExcel and susequently sqlFetch to read the contents of the
file.
the file that i use is just a matrix of numbers thats all. no headers
and column names. what happens is that the sqlFetch is not reading my
first row of numbers.
i have tried different combinations of colnames and rownames logical
values but that first row is not
2005 Apr 22
2
Hoaglin Outlier Method
I am a new user of R so please bear with me. I have reviewed some R books,
FAQs and such but the volume of material is great. I am in the process of
porting my current SAS and SVS Script code to Lotus Approach, R and
WordPerfect.
My question is, can you help me determine the best R method to implement
the Hoaglin Outlier Method? It is used in the Appendix A and B of the fo
llowing link.
2008 Jan 24
0
readClipboard() from spreadsheet to data.frame with column names?
This code opens a CSV file from the working directory set by wd. I copy
2 or more columns in the spreadsheet and then close it. What I need
help with is setting the first row as the column names in
clipboardTextAsDF. There is probably a simple or better way to do this
but I have been away from R for awhile now. I just be over-thinking this.
I tried read.DIF to read the clipboard but that