search for: stabler

Displaying 20 results from an estimated 43 matches for "stabler".

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2003 Sep 17
3
Building and loading a DLL on Windows NT
...dynamically load other DLLs. I've read quite a bit of documentation and I am still stumped. I have all the proper tools for building R under Windows and I know they work since I have built Windows package binaries. Any ideas on what I am doing wrong would be greatly appreciated. Thanks. Ben Stabler
2003 Oct 31
4
Array Dimension Names
...quot;, sum) Is there a better way to do this than creating a new attribute for the array and then creating new methods for apply and summary? I don't want to name the individual elements of each dimension (such as with dimnames) but rather name the dimensions. Thanks for your help. Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104
2003 Jun 09
2
ESRI shapefiles and EMME/2 packages
...efiles_0.1.tar.gz - functions to read and write ESRI shapefiles (including dbfs) emme2_0.1.tar.gz - functions to read binary data from an EMME/2 databank data (EMME/2 is a transportation modeling program) Please let me know if you find any bugs or have some suggestions. Thanks. Regards, Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104
2003 Jun 02
6
Building an R package under Windows NT
...for file 'emme2/DESCRIPTION' ... OK make: *** [pkg-emme2] Error 255 *** Installation of emme2 failed *** installing R.css in c:/TEMP/Rbuild.225 * building 'emme2_0.1.zip' zip error: Invalid command arguments (no such option: X) Any help would be appreciated. Thanks. Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104
2004 Mar 10
2
Rcmd BATCH command line arguments
I want to run Rcmd BATCH with R_DEFAULT_PACKAGE=base so it doesn't load any packages, but it seems to reject this argument because it does not start with a '-' or '--'. Is there a different argument that will work? Thanks. Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104
2013 Dec 24
5
Have a great Holiday season
hi, Here is wishing everyone in the CentOS community a great holiday season, awesome new year and a great 2014. May 2014 bring friendlier + larger communities, stabler distros and a general reduction in systems frustrations for the users! regards from and to everyone, - KB -- Karanbir Singh +44-207-0999389 | http://www.karan.org/ | twitter.com/kbsingh GnuPG Key : http://www.karan.org/publickey.asc
2003 Jul 23
2
paste and NAs
...e(x, "0", sep="") gsub(paste("NA","0",sep=""),"", y) "" is not the same as NA, but for my purposes "" is close enough. Why can't I use NA as a replacement in gsub, even though c("a", NA) works? Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104
2003 Apr 25
2
Open an r+b file connection on Windows
...=40,origin="start") readBin(myfile, real(), 10, 4) [1] 11 12 13 14 15 16 17 18 19 20 #Write the number 99 to file seek(myfile,where=40,origin="start") writeBin(as.real(99),myfile, 4) Error in writeBin(as.real(99), myfile, 4) : cannot write to this connection Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104
2004 Jan 14
2
R internal data types
...1] TRUE So it looks like R stores numbers as doubles unless the are converted to integers (long) with the as.integer() function or they are created with the : operator. If any of the numbers to a function are not type integer than the function returns type double. Is this the case? Thanks. Ben Stabler Oregon Department of Transportation
2002 Dec 19
2
list to data.frame
.....$ : chr [1:102] "1" "2" "3" "4" ... > data.frame(time.by.orig) Error in as.data.frame.default(x[[i]], optional = TRUE) : can't coerce array into a data.frame > data.frame(time.by.orig[1:length(time.by.orig)]) -Works fine Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation Salem, OR 97301 USA -----Original Message----- From: Deepayan Sarkar [mailto:deepayan at stat.wisc.edu] Sent: Thursday, December 19, 2002 9:42 AM To: Nolwenn Le Meur; r-help at stat.math.ethz.ch Subject: Re: [R] lattice and...
2004 Mar 08
3
Decision Trees
...ty relating to decision trees uses the C4.5 family of algorithms by Quinlan. Are there any plans to make a C4.5 (or a derivative of it) available to R? If not, then I might use the WEKA Java package ( http://www.cs.waikato.ac.nz/ml/weka) that implements a Java version of C4.5. Thanks. Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104
2002 Oct 04
3
R 1.6 Gui for Windows
...on(descfile) : This package has not been installed properly See the Note in ?library Also, R 1.6 will let me set the working directory to include "analysis." I can ignore the error and R still loads in the correct directory. But I am curious as to why this is. Any ideas? Thanks. Ben Stabler Oregon, USA. -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-req...
2003 Feb 13
5
ESRI shape file import and time-space models
Dear R user, I am running R under Windows 2000. I am looking for a routine for importing - shape files (ESRI) into R - dbase files (FOXPRO) into R and I am looking for time-space models for description and prediction of Bernoulli-, Binomial- and Poissonvaraibles. Thank's a lot for a reply. Sincerely yours, Ekkehardt Altpeter Swiss Federal Office of Public
2005 Aug 17
1
RODBC and sqlColumns
...he table is created by the sqlSave call. All this stuff works if I don't use a schema "schema.table". So it appears there is something wrong in some place dealing with understanding the columns for tables in schemas. Any ideas? Any help would be much appreciated. Thank you. Ben Stabler Project Manager PTV America, Inc. 1128 NE 2nd St, Suite 204 Corvallis, OR 97330 541-754-6836 x205 541-754-6837 fax www.ptvamerica.com Ben Stabler Project Manager PTV America, Inc. 1128 NE 2nd St, Suite 204 Corvallis, OR 97330 541-754-6836 x205 541-754-6837 fax www.ptvamerica.com
2004 Aug 05
1
R interface to Python (in Windows)
I put a copy of R 1.8.1 for Windows on our FTP site at: ftp://ftp.odot.state.or.us/outgoing/Test/. It should be there for a few days before it gets deleted. Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104 -----Original Message----- From: Peter Wilkinson [mailto:pwilkinson at videotron.ca] Sent: Thursday, August 05, 2004 1:00 PM To: Hector Villafuerte; tutor at pyt...
2003 Sep 25
1
apply on a 4D array
...turns different results than multiplying each 3D array by each 3D cube of the 4D array. I guess what I am asking is for some clarification on apply and sweep. I have read the manuals and searched the list, but I can't seem to find much about operations with 3 or more dimensions. Thanks. Ben Stabler
2009 May 05
1
Rcompression and Java Deflator
...y thread says ?As could be seen in your first post, you are using -MAX_WBITS, which enables old (headerless? don't know what it's called) zlib format, that has no gzip header and no checksum. Maybe you should be using +MAX_WBITS (the default), which adds necessary header and checksum.? Ben Stabler Systems Analysis Group Parsons Brinckerhoff 503.478.2859 ___________________________ NOTICE: This communication and any attachments ("this message") may contain confidential information for the sole use of the intended recipient(s). Any unauthorized use, disclosure, viewing, copying, a...
2004 Nov 05
1
fast partial spectral decompositions.
...lib and then use .Call. the only LAPACK function i see to do this in R_ext/Lapack.h is dsyevx. however, i know that in LAPACK dsyevr can also return a partial eigendecomposition. why is dsyevr not exported in R_ext/Lapack.h? my superficial understanding is that dsyevr is "better" (faster? stabler?) for both complete and partial eigenproblems than dsyevd/dsyevx, but only the complete eigenproblem interface to dsyevr appears to be exported in Lapack.h (as dsyev). corrections to misunderstandings in the above are welcome. advice on whether using dsyevr rather than dsyevx is (very) important f...
2004 Nov 05
1
fast partial spectral decompositions.
...lib and then use .Call. the only LAPACK function i see to do this in R_ext/Lapack.h is dsyevx. however, i know that in LAPACK dsyevr can also return a partial eigendecomposition. why is dsyevr not exported in R_ext/Lapack.h? my superficial understanding is that dsyevr is "better" (faster? stabler?) for both complete and partial eigenproblems than dsyevd/dsyevx, but only the complete eigenproblem interface to dsyevr appears to be exported in Lapack.h (as dsyev). corrections to misunderstandings in the above are welcome. advice on whether using dsyevr rather than dsyevx is (very) important f...
2004 Feb 26
1
writing polygons/segments to shapefiles (.shp) or other A rcGIS compatible file
...ng the time to write the code. I apologize that I have not paid much attention to the r-sig-geo discussion or Edzer's r-spatial project. If there is an effort underway to write out shapefiles then can someone please inform me of its status. If not, then maybe I can help. Thanks. Benjamin Stabler Transportation Planning Analysis Unit Oregon Department of Transportation 555 13th Street NE, Suite 2 Salem, OR 97301 Ph: 503-986-4104