http://www.stat.harvard.edu/dokuwiki/ 2009-03-13T03:35:10+01:00 http://www.stat.harvard.edu/dokuwiki/ http://www.stat.harvard.edu/dokuwiki/lib/images/favicon.ico text/html 2006-02-27T22:16:50+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=byronsr&rev=1141096610 My powerful R technique will defeat your slow algorithm! Samplers, Samplers, Samplers Everybody thinks that building samplers in R is slow because loops in R are really slow. Loops are slow, it’s true. The trick is not to use them. Instead... text/html 2006-02-09T13:54:00+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=eng201&rev=1139511240 Lecture notes online, I can give tech in case people want updates, corrections: –Alan ... text/html 2006-11-03T15:30:26+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=exastatnotes&rev=1162585826 This page holds notes on how to port R code into ExaStat, for the purposes of compiling and speeding up run times. Declarations Since ExaStat is C++ based, we must declare our variables. I recommend “Hungarian notation” in order to k... text/html 2008-08-08T14:29:24+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=faq&rev=1218220164 HOW TO CHECK stat.harvard.edu THROUGH WEBMAIL Go to http://www.stat.harvard.edu/webmail. How to forward your stat.harvard.edu email to a new address: Method 1: terminal. Open a terminal window. Enter: ssh yourusername@stat.harvard.edu (the home... text/html 2007-02-17T02:30:26+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=intotor&rev=1171697426 You should really go see IntroToR. ... text/html 2006-02-08T13:46:50+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=introtor&rev=1139424410 Wiki-ification in progress... Getting R ## R intro by Jim Greiner, 16 Sep 2005 ##################### COMMENTS ################### # The "#" symbol makes the rest of a line a comment. # Comments are highly encourage when programming # ... text/html 2007-09-26T14:06:33+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=journals&rev=1190829993 Journals in Statistics, by rank/specialty: JASA - Journal of the American Statistical Association Annals of (Prob, Applied Prob, Stat, Applied Stat) - IMS JRSS (Royal Statistical Society) Biometrika The Statistician The American Statisticia... text/html 2008-06-19T11:09:36+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=jsmtalks&rev=1213888176 Here are talks given by members and friends of our department at JSM 2008: 39 - Sun, 8/3/08, 4:00 PM - 5:50 PM, CC-101 Post-Imputation Variance Estimation - Invited - Papers 4:30 PM Multiply Imputing Potential Outcomes To Estimate Individual Cau... text/html 2007-02-17T02:30:08+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=lab&rev=1171697408 From Feb 16, all students should use their FAS account to log in the machines in Stats Lab. ... text/html 2006-04-08T18:26:51+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=latex&rev=1144535211 A handy little macro from comp.text.tex (2000) buried in one of the massive “Giant List O’ Symbols” documents on TUG. This makes a \perp with two vertical lines instead of one. \newcommand\independent{\protect\mathpalette{\protect... text/html 2007-08-23T16:12:35+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=mcb131&rev=1187899955 A computational neurobiology course treating PCA, information analysis, neural nets, ... mcb131_lecture1.pdf mcb131_lecture2.pdf mcb131_lecture3.pdf mcb131_lecture4.pdf mcb131_lecture5.pdf mcb131_lecture6.pdf mcb131_lecture7.pdf mcb131_lectu... text/html 2007-10-04T23:10:23+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=qschool&rev=1191553823 To download previous qualifying exams, go here. <!– –> ... text/html 2008-04-27T12:21:00+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=randemacs&rev=1209313260 http://www.r-project.org/ To get XEmacs: http://www.xemacs.org/ To get the ESS package: http://www.xemacs.org/Documentation/packages/html/ess.html Jim's Document giving introductory functions for R Jim's Introduction To R with some extra ... text/html 2006-02-08T13:39:23+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=rassignment&rev=1139423963 You may be asking yourself “what’s up with the stupid arrows and this whole ‘don’t use underscore’ thing? Why can’t we just use ‘=’ like everyone else?” To answer the second question first, you c... text/html 2006-04-06T22:25:01+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=rgraphics&rev=1144376701 In Jim’s tutorial, we saw one way of adding a function (the normal distribution in this case) to R hist(Jim10[, 3], xlim = c(-3, 3), xlab = "Scores", main = "Gopi's IQ Test Scores, Normal Overlay", freq = F) par(new = T)... text/html 2006-02-08T13:45:43+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=rinputdata&rev=1139424343 R's Data Input Capabilities Online Data Modern versions of R are quite Internet friendly. In fact, though not universal, you can often simply specify a URL instead of a file name and R will treat it more-or-less like a normal file. For instance, ... text/html 2006-02-16T15:43:02+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=scm&rev=1140122582 It happens to everyone sooner or later. An accidental rm -fr *, the Click Of Death, or just a change to your code that means you can’t recreate your results from your paper a month down the line. If it hasn’t happened to you yet, conside... text/html 2009-03-09T20:08:34+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=start&rev=1236643714 Welcome to the Harvard University Statistics Department Wiki. Frequently asked Questions Events calendar Who from the department is presenting at JSM 2008 in Denver? Working Projects of Student Informal Groups Qualifying Exams Qualifying E... text/html 2006-10-12T01:19:17+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=stat210&rev=1160630357 stat149_section1_linearalgebra.pdf Information on Logit regression stat149_logitregresslecture.pdf Alan ... text/html 2006-02-09T13:56:31+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=stat215&rev=1139511391 Lecture notes online, probably not so informative –Alan ... text/html 2006-11-28T20:37:05+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=stat217&rev=1164764225 Stat 217hf, Art Dempster’s Class stat217hf_lecture1.pdf Notes dealing with the first class. I’ll label this better someday. stat217hf_lecture2.pdf Notes dealing with the second class. stat208_lecture6.pdf Notes dealing with the 6th c... text/html 2006-05-16T10:09:03+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=stat249&rev=1147788543 Don’t know if there is any interest (or whether Rima/Charity will want us to take this down) but I’ll try to update regularly... Lecture 1: Thursday, Feb 2, 2006 stat249_lecture1.pdf Lecture 2: Tuesday, Feb 7, 2006 stat249_lecture2.pd... text/html 2006-02-09T13:54:42+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=stat270&rev=1139511282 Lecture notes online, I can give tech in case people want updates, corrections: –Alan ... text/html 2007-08-23T16:39:12+01:00 http://www.stat.harvard.edu/dokuwiki/doku.php?id=stat340&rev=1187901552 Joe Blitzstein’s Stat 340, a course in Graph Theory stat340lecture1.pdf Lecture 1 stat340lecture3.pdf Lecture 3 stat340lecture5.pdf Lecture 5 stat340lecture7.pdf stat340lecture9.pdf networkdynamics.pdf Lecture 10: Slideshow on network dy...