Hello, I'd suggest also to get a copy of:
The Elements of Statistical Learning: Data Mining, Inference, and Prediction. Second Edition February 2009 Trevor Hastie, Robert Tibshirani, Jerome Friedman. http://www-stat-class.stanford.edu/~tibs/ElemStatLearn/ Cheers, Luca ----- Messaggio originale ----- Da: [email protected] A: [email protected] Inviato: Domenica, 25 ottobre 2009 7:00:02 GMT -05:00 U.S.A./Canada, stati orientali Oggetto: R-sig-teaching Digest, Vol 26, Issue 7 Send R-sig-teaching mailing list submissions to [email protected] To subscribe or unsubscribe via the World Wide Web, visit https://stat.ethz.ch/mailman/listinfo/r-sig-teaching or, via email, send a message with subject or body 'help' to [email protected] You can reach the person managing the list at [email protected] When replying, please edit your Subject line so it is more specific than "Re: Contents of R-sig-teaching digest..." Today's Topics: 1. bagging (??) 2. Re: R-sig-teaching Digest, Vol 26, Issue 6 (Iasonas Lamprianou) 3. Re: bagging (Liviu Andronic) ---------------------------------------------------------------------- Message: 1 Date: Sat, 24 Oct 2009 23:20:34 +0800 From: ?? <[email protected]> Subject: [R-sig-teaching] bagging To: <[email protected]> Message-ID: <[email protected]> Content-Type: text/plain Dear sir, I have a data set which name is "c78p",now I want to deal with it with bagging.% of data from c78p as training set is 50%,and number of bootstrap random samples with replacement from c78p is 5,use SVM in each run,can you help me to write the code? Thanks! _________________________________________________________________ [[alternative HTML version deleted]] ------------------------------ Message: 2 Date: Sat, 24 Oct 2009 09:15:23 -0700 (PDT) From: Iasonas Lamprianou <[email protected]> Subject: Re: [R-sig-teaching] R-sig-teaching Digest, Vol 26, Issue 6 To: [email protected] Message-ID: <[email protected]> Content-Type: text/plain; charset=iso-8859-1 thanks to all for your comments jason Dr. Iasonas Lamprianou Assistant Professor (Educational Research and Evaluation) Department of Education Sciences European University-Cyprus P.O. Box 22006 1516 Nicosia Cyprus Tel.: +357-22-713178 Fax: +357-22-590539 Honorary Research Fellow Department of Education The University of Manchester Oxford Road, Manchester M13 9PL, UK Tel. 0044 161 275 3485 [email protected] --- On Sat, 24/10/09, [email protected] <[email protected]> wrote: > From: [email protected] > <[email protected]> > Subject: R-sig-teaching Digest, Vol 26, Issue 6 > To: [email protected] > Date: Saturday, 24 October, 2009, 11:00 AM > Send R-sig-teaching mailing list > submissions to > ??? [email protected] > > To subscribe or unsubscribe via the World Wide Web, visit > ??? https://stat.ethz.ch/mailman/listinfo/r-sig-teaching > or, via email, send a message with subject or body 'help' > to > ??? [email protected] > > You can reach the person managing the list at > ??? [email protected] > > When replying, please edit your Subject line so it is more > specific > than "Re: Contents of R-sig-teaching digest..." > > > Today's Topics: > > ???1. Re: introducing R (Eric Lamb) > ???2. Re: introducing R (Gabor > Grothendieck) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Fri, 23 Oct 2009 12:03:16 -0600 > From: Eric Lamb <[email protected]> > Subject: Re: [R-sig-teaching] introducing R > To: [email protected] > Message-ID: <[email protected]> > Content-Type: text/plain; charset=ISO-8859-1; > format=flowed > > I also have recieved a fair amount of pushback from > collegues who would > prefer their favorite program to be taught to graduate > students. > > When it comes to presuading people to embrace R I have > found that a > discussion of the benefits of open source software is very > effective. My > institution trains a large number of graduate students from > developing > countries who will likely have limited access to research > funds when > they return. Pointing out the benefits of training on an > open access > platform to the future research careers of these students > has gotten > many onside. The same arguement applies to students who > will be working > for small companies that cannot afford/justify a SAS > license. > > Cheers, Eric > > -- > Eric Lamb > Assistant Professor, Plant Ecology and Biostatistics > Dept. of Plant Sciences, University of Saskatchewan > http://homepage.usask.ca/egl388/index.html > > 4D68 Agriculture Building > 306-966-1799 > [email protected] > > > > ------------------------------ > > Message: 2 > Date: Fri, 23 Oct 2009 23:41:25 -0400 > From: Gabor Grothendieck <[email protected]> > Subject: Re: [R-sig-teaching] introducing R > Cc: [email protected] > Message-ID: > ??? <[email protected]> > Content-Type: text/plain; charset=ISO-8859-1 > > On Fri, Oct 23, 2009 at 3:03 AM, Iasonas Lamprianou > wrote: > >? What is more, I need material in Greek. > > There is a Greek intro here: > > http://stat-athens.aueb.gr/~grstats/notes/r_giagos.pdf > > > > ------------------------------ > > _______________________________________________ > R-sig-teaching mailing list > [email protected] > https://stat.ethz.ch/mailman/listinfo/r-sig-teaching > > > End of R-sig-teaching Digest, Vol 26, Issue 6 > ********************************************* > ------------------------------ Message: 3 Date: Sat, 24 Oct 2009 19:03:51 +0100 From: Liviu Andronic <[email protected]> Subject: Re: [R-sig-teaching] bagging To: ?? <[email protected]> Cc: [email protected] Message-ID: <[email protected]> Content-Type: text/plain; charset=UTF-8 Hello On 10/24/09, ?? <[email protected]> wrote: > I have a data set which name is "c78p",now I want to deal with it with > bagging.% of data from c78p as training set is 50%,and number of bootstrap > random samples with replacement from c78p is 5,use SVM in each run,can you > help me to write the code? > First, such questions should be addressed to r-help. Second, "PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code." Concerning the random samples, I would suggest Quick-R [1] for a good beginner's guide to R, and for bootstrapping techniques [2]. Regards Liviu [1] http://www.statmethods.net/ [2] http://www.statmethods.net/advstats/bootstrapping.html ------------------------------ _______________________________________________ R-sig-teaching mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-teaching End of R-sig-teaching Digest, Vol 26, Issue 7 _______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-sig-teaching
