search for: hallman

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2013 Apr 23
1
Writing contrast statements to test difference of slope in linear regressions
...7.828240e-01 55 0.4370882317 Did I write the contrasts correctly? And does this then indicate that the slope of 22:22 was significantly different from all others but none of the others were different? Help with comparing the slopes between these regressions would be wonderful. Cheers, - Tyler Hallman, M.S. Ph.D. Student The Robinson Lab Department of Fisheries and Wildlife Oregon State University Corvallis [[alternative HTML version deleted]]
2009 Aug 17
4
Calling C functions with value parameters
One hassle I could do without is the necessity of writing C wrapper functions like this: void fameInit(int *status){ cfmini(status); return; } when I want to call a library function (cfmini, in this case) that takes an int argument. The .C interface only lets me pass a pointer to an int, rather than the int itself. Is there any chanch that .C could be enhanced to allow passing arguments by
2005 Oct 19
2
[R-gui] R GUI considerations (was: R, Wine, and multi-threadedness)
>>>>> "K" == Kasper Daniel Hansen <khansen at stat.Berkeley.EDU> writes: K> On Oct 19, 2005, at 3:43 PM, Jeffrey J. Hallman wrote: K> <SNIP> >> Think about it. Once you have a basic math package that can handle >> matrix >> programming and various mathematical functions, building the various >> statistical modeling tools on top of them is not that hard. What >>...
2008 Dec 02
2
question about the tisPlot function in package tis
List, I am using the 'tisPlot' function in Jeff Hallman's excellent tis package and was hoping that someone could spare me from having to dig into the code of his 'tisPlot' function. So far as I can tell, the preferred method of controlling the plotting of the x-axis is using the 'xTickFreq' and 'xTickSkip' options. Unf...
2017 Sep 01
2
I have corrected a dead link in the treering documentation
...gt;> Thomas Levine <_ at thomaslevine.com> >>>>> on Fri, 28 Jul 2017 18:53:16 +0000 writes: > The attached patch corrects a dead link in the treering > documentation. The URL in the manual [1] refers to a > personal home page belonging to Christine Hallman (user > "hallman") on the website of the University of Arizona > Laboratory of Tree-Ring Research (LTRR). It seems that the > LTRR personal homepages have been moved to a new root > directory [2] and that Hallman's webpage is no longer > there....
2001 Apr 03
1
rle() fails with NA's (PR#892)
Full_Name: Jeff Hallman Version: 1.2.2 OS: Solaris Submission from: (NULL) (132.200.32.33) > rle(c(1, NA, 1) $lengths [1] 3 $values [1] 1 should be as in Splus: $lengths [1] 1 1 1 $values [1] 1 NA 1 The Splus implementation (which works fine in R) is: rle <- function(x){ if(!is.atomic(x)) stop("Arg...
2004 Oct 28
1
Internal function isUME() in findGeneric() is wrong (PR#7320)
Full_Name: Jeff Hallman Version: 2.0 OS: Linux Submission from: (NULL) (132.200.32.34) The function findGeneric() in the utils namespace contains this internal function: isUME <- function(e) { if (is.call(e) && (is.name(e[[1]]) || is.character(e[[1]]))) { switch(as.character(e[[1]]), Us...
2010 Jul 12
2
[R-pkgs] New package "list" for analyzing list survey experiments
I know nothing about your package, but "list" is a terrible name for it, as "list" is also the name of a data type in R. -- Jeff
2006 Jun 13
1
format.POSIXlt drops characters following percent sign (PR#8975)
Full_Name: Jeff Hallman Version: 2.3.1 OS: Windows Submission from: (NULL) (132.200.32.34) Internal(format.POSIXlt(as.POSIXlt(Sys.time()), "%Y%m%d%q", F)) Linux R-2.2.1 returns "20060613%q". Windows R-2.3.1 returns "20060613" dropping the "%q". The documentation says...
2004 Oct 29
0
(PR#7320) Internal function isUME() in findGeneric() is
Jeffrey J. Hallman wrote: >OK, I looked at the documentation and you're right about that. However, >I'm curious about why the first argument to UseMethod is ever necessary. >Is there ever a good reason for it to be something other than the name >of the calling function? (Wouldn't that lead...
2007 Feb 02
2
Help with OS X (BSD) ps command
My fame package has a function that checks to see if a FAME SERVER process is already running. On Linux, I can do this in one of two ways: pid <- Sys.getpid() user <- Sys.info()["user"] cmd <- paste("pgrep -fU", user, "-P", pid, "'FAME SERVER'") fameRunning <- as.logical(length(system(cmd, intern = T))) or I can use cmd
2008 Jan 17
4
things that are difficult/impossible to do in SAS or SPSSbut simple in R
...2 750030 W: http://www.bto.org > >==== "How can anyone be enlightened, when truth is so poorly lit" ===== > > >> -----Original Message----- >> From: r-help-bounces at r-project.org >> [mailto:r-help-bounces at r-project.org] On Behalf Of Jeffrey J. Hallman >> Sent: 16 January 2008 22:38 >> To: r-help at stat.math.ethz.ch >> Subject: Re: [R] things that are difficult/impossible to do >> in SAS or SPSSbut simple in R >> >> SAS has no facilities for date arithmetic and no easy way to >> build it yourself. In...
2009 Jun 02
2
Adding a method to a generic in another package
I am the maintainer of the 'tis' package. One of the functions in my package is 'nberShade'. A user wants to make nberShade generic, with the old version renamed as nberShade.default, all of which is fine with me. And he wants to add a new method, nberShade.ggplot, which works for objects of class ggplot. He also wants to add a method fortify.tis for the generic fortify defined
2009 Jan 20
1
Problem with FAME
Dear All, I wonder whether anyone has an experience with FAME package written by Jeff Hallman. All my attempts to send him the following problem report did not succeed (the mail system says that my e-mail could not be delivered), so I turn for help to this list. I tried to use your FAME package written for R, but somehow I cannot get it working. I am using Windows XP and the newest R insta...
2005 Sep 12
0
Trying to reach Frank Harrell
...ess for Frank Harrell of Hmisc fame? I've tried getting in touch with him at both fharrell at virginia.edu and f.harrell at vanderbilt.edu, but messages to either of those addresses get bounced. Frank, if you're reading this, please email me from an account that will accept a reply. Jeff Hallman
2005 Sep 16
0
Job opening at the Fed
...rogramming part of the shop is quite small, and the section chief is not a programmer, there is quite a bit of scope to tailor some of your work to suit your interests. You do have to be able to get along with colleagues and with sometimes-clueless users. A sense of humor goes a long way. Jeff Hallman Senior Economist
2006 Jun 20
1
Packaging platform-specific functions
...hing about when or how to handle platform-specific code. In particular, how do package writers handle functions that make sense for one platform but not for another? I'd like to keep a single set of source code files and generate the Windows and Linux packages from it. Any suggestions? Jeff Hallman
2001 Mar 30
1
User defined assignment function ignores argument names (PR#888)
Full_Name: Jeff Hallman Version: 1.2.2 OS: Solaris Submission from: (NULL) (132.200.32.33) "boink<-" <- function(x, a = 1, b = 2, value){ print(match.call()) x } > z <- 1 > boink(z, b = 4) <- 22 boink<-(x = *tmp*, a = 4, value = 22) > Shouldn't it have matched the 4 t...
2006 Jun 13
0
format.POSIXlt drops characters following percent sign (PR#8976)
On Tue, 13 Jun 2006, jhallman at frb.gov wrote: > Full_Name: Jeff Hallman > Version: 2.3.1 > OS: Windows > Submission from: (NULL) (132.200.32.34) > > > Internal(format.POSIXlt(as.POSIXlt(Sys.time()), "%Y%m%d%q", F)) > Linux R-2.2.1 returns "20060613%q". > Windows R-2.3.1...
2007 Feb 16
0
Request: make as.POSIXlt generic
...ld also like to see three other functions made generic: rowSums(), rowMeans(), and filter(). This would enable Gabor to create methods for his 'zoo' series, and let me create methods for my 'tis' (Time Indexed Series). But these are not as urgent as cleaning up as.POSIXlt(). Jeff Hallman The current as.POSIXlt() implementation: as.POSIXlt <- function(x, tz = ""){ fromchar <- function(x) { xx <- x[1] if(is.na(xx)) { j <- 1 while(is.na(xx) && (j <- j+1) <= length(x)) xx <- x[j]...