Zelig November 2006

zelig@lists.gking.harvard.edu

2 participants
5 discussions

by Kosuke Imai

Good! I think that there was a change in VGAM... Kosuke On Wed, 15 Nov 2006, B. Dan Wood wrote: > That fixes the problem. Didn't need this in earlier versions????? > > B. Dan Wood > Department of Political Science > Texas A&M University > 4348 TAMUS > College Station, TX 77843-4348 > > Phone Numbers > Office: 979-845-1610 > Home: 979-690-0390 > Cell: 979-204-9147 > FAX: 979-847-8924 > > Email: bdanwood(a)polisci.tamu.edu > Homepage: http://www-polisci.tamu.edu/faculty/wood/ > > -----Original Message----- > From: Kosuke Imai [mailto:kimai@Princeton.Edu] > Sent: Wednesday, November 15, 2006 10:55 AM > To: B. Dan Wood > Cc: zelig(a)latte.harvard.edu > Subject: RE: [zelig] problem with Zelig > > I think you need to do > > as.factor(LETTERS) > > for the dependent variable. Let me know if that doesn't solve the problem. > > Kosuke > > On Wed, 15 Nov 2006, B. Dan Wood wrote: > >> Reinstalled VGAM and did not attach the data. >> >> Here is the output. >> >> >> R version 2.4.0 (2006-10-03) >> Copyright (C) 2006 The R Foundation for Statistical Computing >> ISBN 3-900051-07-0 >> >> R is free software and comes with ABSOLUTELY NO WARRANTY. >> You are welcome to redistribute it under certain conditions. >> Type 'license()' or 'licence()' for distribution details. >> >> Natural language support but running in an English locale >> >> R is a collaborative project with many contributors. >> Type 'contributors()' for more information and >> 'citation()' on how to cite R or R packages in publications. >> >> Type 'demo()' for some demos, 'help()' for on-line help, or >> 'help.start()' for an HTML browser interface to help. >> Type 'q()' to quit R. >> >>> Spector <- read.table("c:/Documents and Settings/B. Dan Wood/My >> Documents/My Teaching/Maximum Likelihood/Data/Letters.txt", header=TRUE) >>> >>> summary(Spector) >> OBS GPA TUCE PSI >> Min. : 1.00 Min. :2.060 Min. :12.00 Min. :0.0000 >> 1st Qu.: 8.75 1st Qu.:2.813 1st Qu.:19.75 1st Qu.:0.0000 >> Median :16.50 Median :3.065 Median :22.50 Median :0.0000 >> Mean :16.50 Mean :3.117 Mean :21.94 Mean :0.4375 >> 3rd Qu.:24.25 3rd Qu.:3.515 3rd Qu.:25.00 3rd Qu.:1.0000 >> Max. :32.00 Max. :4.000 Max. :29.00 Max. :1.0000 >> GRADE LETTERS >> Min. :0.0000 Min. :0.000 >> 1st Qu.:0.0000 1st Qu.:1.000 >> Median :0.0000 Median :1.000 >> Mean :0.3438 Mean :1.344 >> 3rd Qu.:1.0000 3rd Qu.:2.000 >> Max. :1.0000 Max. :2.000 >>> >>> library(Zelig) >> Loading required package: MASS >> Loading required package: boot >> ## >> ## Zelig (Version 2.7-4, built: 2006-11-10) >> ## Please refer to http://gking.harvard.edu/zelig for full documentation >> ## or help.zelig() for help with commands and models supported by Zelig. >> ## >>> mlogit.out <- zelig(LETTERS ~ GPA + TUCE + PSI, model = "mlogit", data = >> Spector) >> Loading required package: VGAM >> Loading required package: splines >> Loading required package: stats4 >> >> Attaching package: 'VGAM' >> >> >> The following object(s) are masked from package:splines : >> >> bs >> >> The following object(s) are masked from package:splines : >> >> ns >> >> >> The following object(s) are masked from package:boot : >> >> logit >> >> The following object(s) are masked from package:boot : >> >> simplex >> >> >> The following object(s) are masked from package:stats : >> >> glm >> >> The following object(s) are masked from package:stats : >> >> lm >> >> The following object(s) are masked from package:stats : >> >> poly >> >> The following object(s) are masked from package:stats : >> >> predict.glm >> >> The following object(s) are masked from package:stats : >> >> predict.lm >> >> The following object(s) are masked from package:stats : >> >> predict.mlm >> >> >> The following object(s) are masked from package:base : >> >> scale.default >> >> Error in dimnames(xbig) <- list(vlabel(yn, rep(M, n), M), vlabel(xn, >> ncolBlist, : >> length of 'dimnames' [1] not equal to array extent >>> summary(mlogit.out) >> Error: object "mlogit.out" not found >> Error in summary(mlogit.out) : error in evaluating the argument 'object' > in >> selecting a method for function 'summary' >>> >>> >> >> B. Dan Wood >> Department of Political Science >> Texas A&M University >> 4348 TAMUS >> College Station, TX 77843-4348 >> >> Phone Numbers >> Office: 979-845-1610 >> Home: 979-690-0390 >> Cell: 979-204-9147 >> FAX: 979-847-8924 >> >> Email: bdanwood(a)polisci.tamu.edu >> Homepage: http://www-polisci.tamu.edu/faculty/wood/ >> >> -----Original Message----- >> From: Kosuke Imai [mailto:kimai@Princeton.Edu] >> Sent: Wednesday, November 15, 2006 9:02 AM >> To: B. Dan Wood >> Cc: zelig(a)latte.harvard.edu >> Subject: Re: [zelig] problem with Zelig >> >> Hi Dan, >> Can you try this without attaching the data? In general, it's a good idea >> not to attach it since it may mask some of the important objects in your >> workspace. Also, please make sure to update VGAM from CRAN. >> Thanks! >> Kosuke >> >> ----------------------------------------------------- >> Kosuke Imai Office: Corwin Hall 041 >> Assistant Professor Phone: 609-258-6601 >> Department of Politics eFax: 973-556-1929 >> Princeton University Email: kimai(a)Princeton.Edu >> Princeton, NJ 08544-1012 http://imai.princeton.edu >> ----------------------------------------------------- >> >> On Tue, 14 Nov 2006, B. Dan Wood wrote: >> >>> I have the latest version of R with the latest release of Zelig > installed. >> I >>> have no libraries installed at startup. These commands worked fine two >>> releases ago. Running a multinomial logit, I get the following output. >>> >>> >>> >>> Help. >>> >>> >>> >>> >>> >>>> Spector <- read.table("c:/Documents and Settings/B. Dan Wood/My >>> Documents/My Teaching/Maximum Likelihood/Data/Letters.txt", header=TRUE) >>> >>>> attach(Spector) >>> >>> >>> >>> The following object(s) are masked from package:base : >>> >>> >>> >>> LETTERS >>> >>> >>> >>>> summary(Spector) >>> >>> OBS GPA TUCE PSI >>> >>> Min. : 1.00 Min. :2.060 Min. :12.00 Min. :0.0000 >>> >>> 1st Qu.: 8.75 1st Qu.:2.813 1st Qu.:19.75 1st Qu.:0.0000 >>> >>> Median :16.50 Median :3.065 Median :22.50 Median :0.0000 >>> >>> Mean :16.50 Mean :3.117 Mean :21.94 Mean :0.4375 >>> >>> 3rd Qu.:24.25 3rd Qu.:3.515 3rd Qu.:25.00 3rd Qu.:1.0000 >>> >>> Max. :32.00 Max. :4.000 Max. :29.00 Max. :1.0000 >>> >>> GRADE LETTERS >>> >>> Min. :0.0000 Min. :0.000 >>> >>> 1st Qu.:0.0000 1st Qu.:1.000 >>> >>> Median :0.0000 Median :1.000 >>> >>> Mean :0.3438 Mean :1.344 >>> >>> 3rd Qu.:1.0000 3rd Qu.:2.000 >>> >>> Max. :1.0000 Max. :2.000 >>> >>>> >>> >>>> library(Zelig) >>> >>> Loading required package: MASS >>> >>> Loading required package: boot >>> >>> ## >>> >>> ## Zelig (Version 2.7-4, built: 2006-11-10) >>> >>> ## Please refer to http://gking.harvard.edu/zelig for full documentation >>> >>> ## or help.zelig() for help with commands and models supported by Zelig. >>> >>> ## >>> >>>> mlogit.out <- zelig(LETTERS ~ GPA + TUCE + PSI, model = "mlogit", data > = >>> Spector) >>> >>> Loading required package: VGAM >>> >>> Loading required package: splines >>> >>> Loading required package: stats4 >>> >>> >>> >>> Attaching package: 'VGAM' >>> >>> >>> >>> >>> >>> The following object(s) are masked from package:splines : >>> >>> >>> >>> bs >>> >>> >>> >>> The following object(s) are masked from package:splines : >>> >>> >>> >>> ns >>> >>> >>> >>> >>> >>> The following object(s) are masked from package:boot : >>> >>> >>> >>> logit >>> >>> >>> >>> The following object(s) are masked from package:boot : >>> >>> >>> >>> simplex >>> >>> >>> >>> >>> >>> The following object(s) are masked from package:stats : >>> >>> >>> >>> glm >>> >>> >>> >>> The following object(s) are masked from package:stats : >>> >>> >>> >>> lm >>> >>> >>> >>> The following object(s) are masked from package:stats : >>> >>> >>> >>> poly >>> >>> >>> >>> The following object(s) are masked from package:stats : >>> >>> >>> >>> predict.glm >>> >>> >>> >>> The following object(s) are masked from package:stats : >>> >>> >>> >>> predict.lm >>> >>> >>> >>> The following object(s) are masked from package:stats : >>> >>> >>> >>> predict.mlm >>> >>> >>> >>> >>> >>> The following object(s) are masked from package:base : >>> >>> >>> >>> scale.default >>> >>> >>> >>> Error in dimnames(xbig) <- list(vlabel(yn, rep(M, n), M), vlabel(xn, >>> ncolBlist, : >>> >>> length of 'dimnames' [1] not equal to array extent >>> >>>> summary(mlogit.out) >>> >>> Error: object "mlogit.out" not found >>> >>> Error in summary(mlogit.out) : error in evaluating the argument 'object' >> in >>> selecting a method for function 'summary' >>> >>>> >>> >>> >>> >>> B. Dan Wood >>> >>> Department of Political Science >>> >>> Texas A&M University >>> >>> 4348 TAMUS >>> >>> College Station, TX 77843-4348 >>> >>> >>> >>> Phone Numbers >>> >>> Office: 979-845-1610 >>> >>> Home: 979-690-0390 >>> >>> Cell: 979-204-9147 >>> >>> FAX: 979-847-8924 >>> >>> >>> >>> Email: bdanwood(a)polisci.tamu.edu >>> >>> Homepage: http://www-polisci.tamu.edu/faculty/wood/ >>> >>> >>> >>> >> >> > > - Zelig Mailing List, served by Harvard-MIT Data Center Send messages: zelig(a)lists.gking.harvard.edu [un]subscribe Options: http://lists.gking.harvard.edu/?info=zelig Zelig program information: http://gking.harvard.edu/zelig/

17 years, 5 months

RE: [zelig] problem with Zelig

by Kosuke Imai

I think you need to do as.factor(LETTERS) for the dependent variable. Let me know if that doesn't solve the problem. Kosuke On Wed, 15 Nov 2006, B. Dan Wood wrote: > Reinstalled VGAM and did not attach the data. > > Here is the output. > > > R version 2.4.0 (2006-10-03) > Copyright (C) 2006 The R Foundation for Statistical Computing > ISBN 3-900051-07-0 > > R is free software and comes with ABSOLUTELY NO WARRANTY. > You are welcome to redistribute it under certain conditions. > Type 'license()' or 'licence()' for distribution details. > > Natural language support but running in an English locale > > R is a collaborative project with many contributors. > Type 'contributors()' for more information and > 'citation()' on how to cite R or R packages in publications. > > Type 'demo()' for some demos, 'help()' for on-line help, or > 'help.start()' for an HTML browser interface to help. > Type 'q()' to quit R. > >> Spector <- read.table("c:/Documents and Settings/B. Dan Wood/My > Documents/My Teaching/Maximum Likelihood/Data/Letters.txt", header=TRUE) >> >> summary(Spector) > OBS GPA TUCE PSI > Min. : 1.00 Min. :2.060 Min. :12.00 Min. :0.0000 > 1st Qu.: 8.75 1st Qu.:2.813 1st Qu.:19.75 1st Qu.:0.0000 > Median :16.50 Median :3.065 Median :22.50 Median :0.0000 > Mean :16.50 Mean :3.117 Mean :21.94 Mean :0.4375 > 3rd Qu.:24.25 3rd Qu.:3.515 3rd Qu.:25.00 3rd Qu.:1.0000 > Max. :32.00 Max. :4.000 Max. :29.00 Max. :1.0000 > GRADE LETTERS > Min. :0.0000 Min. :0.000 > 1st Qu.:0.0000 1st Qu.:1.000 > Median :0.0000 Median :1.000 > Mean :0.3438 Mean :1.344 > 3rd Qu.:1.0000 3rd Qu.:2.000 > Max. :1.0000 Max. :2.000 >> >> library(Zelig) > Loading required package: MASS > Loading required package: boot > ## > ## Zelig (Version 2.7-4, built: 2006-11-10) > ## Please refer to http://gking.harvard.edu/zelig for full documentation > ## or help.zelig() for help with commands and models supported by Zelig. > ## >> mlogit.out <- zelig(LETTERS ~ GPA + TUCE + PSI, model = "mlogit", data = > Spector) > Loading required package: VGAM > Loading required package: splines > Loading required package: stats4 > > Attaching package: 'VGAM' > > > The following object(s) are masked from package:splines : > > bs > > The following object(s) are masked from package:splines : > > ns > > > The following object(s) are masked from package:boot : > > logit > > The following object(s) are masked from package:boot : > > simplex > > > The following object(s) are masked from package:stats : > > glm > > The following object(s) are masked from package:stats : > > lm > > The following object(s) are masked from package:stats : > > poly > > The following object(s) are masked from package:stats : > > predict.glm > > The following object(s) are masked from package:stats : > > predict.lm > > The following object(s) are masked from package:stats : > > predict.mlm > > > The following object(s) are masked from package:base : > > scale.default > > Error in dimnames(xbig) <- list(vlabel(yn, rep(M, n), M), vlabel(xn, > ncolBlist, : > length of 'dimnames' [1] not equal to array extent >> summary(mlogit.out) > Error: object "mlogit.out" not found > Error in summary(mlogit.out) : error in evaluating the argument 'object' in > selecting a method for function 'summary' >> >> > > B. Dan Wood > Department of Political Science > Texas A&M University > 4348 TAMUS > College Station, TX 77843-4348 > > Phone Numbers > Office: 979-845-1610 > Home: 979-690-0390 > Cell: 979-204-9147 > FAX: 979-847-8924 > > Email: bdanwood(a)polisci.tamu.edu > Homepage: http://www-polisci.tamu.edu/faculty/wood/ > > -----Original Message----- > From: Kosuke Imai [mailto:kimai@Princeton.Edu] > Sent: Wednesday, November 15, 2006 9:02 AM > To: B. Dan Wood > Cc: zelig(a)latte.harvard.edu > Subject: Re: [zelig] problem with Zelig > > Hi Dan, > Can you try this without attaching the data? In general, it's a good idea > not to attach it since it may mask some of the important objects in your > workspace. Also, please make sure to update VGAM from CRAN. > Thanks! > Kosuke > > ----------------------------------------------------- > Kosuke Imai Office: Corwin Hall 041 > Assistant Professor Phone: 609-258-6601 > Department of Politics eFax: 973-556-1929 > Princeton University Email: kimai(a)Princeton.Edu > Princeton, NJ 08544-1012 http://imai.princeton.edu > ----------------------------------------------------- > > On Tue, 14 Nov 2006, B. Dan Wood wrote: > >> I have the latest version of R with the latest release of Zelig installed. > I >> have no libraries installed at startup. These commands worked fine two >> releases ago. Running a multinomial logit, I get the following output. >> >> >> >> Help. >> >> >> >> >> >>> Spector <- read.table("c:/Documents and Settings/B. Dan Wood/My >> Documents/My Teaching/Maximum Likelihood/Data/Letters.txt", header=TRUE) >> >>> attach(Spector) >> >> >> >> The following object(s) are masked from package:base : >> >> >> >> LETTERS >> >> >> >>> summary(Spector) >> >> OBS GPA TUCE PSI >> >> Min. : 1.00 Min. :2.060 Min. :12.00 Min. :0.0000 >> >> 1st Qu.: 8.75 1st Qu.:2.813 1st Qu.:19.75 1st Qu.:0.0000 >> >> Median :16.50 Median :3.065 Median :22.50 Median :0.0000 >> >> Mean :16.50 Mean :3.117 Mean :21.94 Mean :0.4375 >> >> 3rd Qu.:24.25 3rd Qu.:3.515 3rd Qu.:25.00 3rd Qu.:1.0000 >> >> Max. :32.00 Max. :4.000 Max. :29.00 Max. :1.0000 >> >> GRADE LETTERS >> >> Min. :0.0000 Min. :0.000 >> >> 1st Qu.:0.0000 1st Qu.:1.000 >> >> Median :0.0000 Median :1.000 >> >> Mean :0.3438 Mean :1.344 >> >> 3rd Qu.:1.0000 3rd Qu.:2.000 >> >> Max. :1.0000 Max. :2.000 >> >>> >> >>> library(Zelig) >> >> Loading required package: MASS >> >> Loading required package: boot >> >> ## >> >> ## Zelig (Version 2.7-4, built: 2006-11-10) >> >> ## Please refer to http://gking.harvard.edu/zelig for full documentation >> >> ## or help.zelig() for help with commands and models supported by Zelig. >> >> ## >> >>> mlogit.out <- zelig(LETTERS ~ GPA + TUCE + PSI, model = "mlogit", data = >> Spector) >> >> Loading required package: VGAM >> >> Loading required package: splines >> >> Loading required package: stats4 >> >> >> >> Attaching package: 'VGAM' >> >> >> >> >> >> The following object(s) are masked from package:splines : >> >> >> >> bs >> >> >> >> The following object(s) are masked from package:splines : >> >> >> >> ns >> >> >> >> >> >> The following object(s) are masked from package:boot : >> >> >> >> logit >> >> >> >> The following object(s) are masked from package:boot : >> >> >> >> simplex >> >> >> >> >> >> The following object(s) are masked from package:stats : >> >> >> >> glm >> >> >> >> The following object(s) are masked from package:stats : >> >> >> >> lm >> >> >> >> The following object(s) are masked from package:stats : >> >> >> >> poly >> >> >> >> The following object(s) are masked from package:stats : >> >> >> >> predict.glm >> >> >> >> The following object(s) are masked from package:stats : >> >> >> >> predict.lm >> >> >> >> The following object(s) are masked from package:stats : >> >> >> >> predict.mlm >> >> >> >> >> >> The following object(s) are masked from package:base : >> >> >> >> scale.default >> >> >> >> Error in dimnames(xbig) <- list(vlabel(yn, rep(M, n), M), vlabel(xn, >> ncolBlist, : >> >> length of 'dimnames' [1] not equal to array extent >> >>> summary(mlogit.out) >> >> Error: object "mlogit.out" not found >> >> Error in summary(mlogit.out) : error in evaluating the argument 'object' > in >> selecting a method for function 'summary' >> >>> >> >> >> >> B. Dan Wood >> >> Department of Political Science >> >> Texas A&M University >> >> 4348 TAMUS >> >> College Station, TX 77843-4348 >> >> >> >> Phone Numbers >> >> Office: 979-845-1610 >> >> Home: 979-690-0390 >> >> Cell: 979-204-9147 >> >> FAX: 979-847-8924 >> >> >> >> Email: bdanwood(a)polisci.tamu.edu >> >> Homepage: http://www-polisci.tamu.edu/faculty/wood/ >> >> >> >> > > - Zelig Mailing List, served by Harvard-MIT Data Center Send messages: zelig(a)lists.gking.harvard.edu [un]subscribe Options: http://lists.gking.harvard.edu/?info=zelig Zelig program information: http://gking.harvard.edu/zelig/

17 years, 5 months

problem with Zelig

by B. Dan Wood

I have the latest version of R with the latest release of Zelig installed. I have no libraries installed at startup. These commands worked fine two releases ago. Running a multinomial logit, I get the following output. Help. > Spector <- read.table("c:/Documents and Settings/B. Dan Wood/My Documents/My Teaching/Maximum Likelihood/Data/Letters.txt", header=TRUE) > attach(Spector) The following object(s) are masked from package:base : LETTERS > summary(Spector) OBS GPA TUCE PSI Min. : 1.00 Min. :2.060 Min. :12.00 Min. :0.0000 1st Qu.: 8.75 1st Qu.:2.813 1st Qu.:19.75 1st Qu.:0.0000 Median :16.50 Median :3.065 Median :22.50 Median :0.0000 Mean :16.50 Mean :3.117 Mean :21.94 Mean :0.4375 3rd Qu.:24.25 3rd Qu.:3.515 3rd Qu.:25.00 3rd Qu.:1.0000 Max. :32.00 Max. :4.000 Max. :29.00 Max. :1.0000 GRADE LETTERS Min. :0.0000 Min. :0.000 1st Qu.:0.0000 1st Qu.:1.000 Median :0.0000 Median :1.000 Mean :0.3438 Mean :1.344 3rd Qu.:1.0000 3rd Qu.:2.000 Max. :1.0000 Max. :2.000 > > library(Zelig) Loading required package: MASS Loading required package: boot ## ## Zelig (Version 2.7-4, built: 2006-11-10) ## Please refer to http://gking.harvard.edu/zelig for full documentation ## or help.zelig() for help with commands and models supported by Zelig. ## > mlogit.out <- zelig(LETTERS ~ GPA + TUCE + PSI, model = "mlogit", data = Spector) Loading required package: VGAM Loading required package: splines Loading required package: stats4 Attaching package: 'VGAM' The following object(s) are masked from package:splines : bs The following object(s) are masked from package:splines : ns The following object(s) are masked from package:boot : logit The following object(s) are masked from package:boot : simplex The following object(s) are masked from package:stats : glm The following object(s) are masked from package:stats : lm The following object(s) are masked from package:stats : poly The following object(s) are masked from package:stats : predict.glm The following object(s) are masked from package:stats : predict.lm The following object(s) are masked from package:stats : predict.mlm The following object(s) are masked from package:base : scale.default Error in dimnames(xbig) <- list(vlabel(yn, rep(M, n), M), vlabel(xn, ncolBlist, : length of 'dimnames' [1] not equal to array extent > summary(mlogit.out) Error: object "mlogit.out" not found Error in summary(mlogit.out) : error in evaluating the argument 'object' in selecting a method for function 'summary' > B. Dan Wood Department of Political Science Texas A&M University 4348 TAMUS College Station, TX 77843-4348 Phone Numbers Office: 979-845-1610 Home: 979-690-0390 Cell: 979-204-9147 FAX: 979-847-8924 Email: bdanwood(a)polisci.tamu.edu Homepage: http://www-polisci.tamu.edu/faculty/wood/

17 years, 5 months

new version released

by Kosuke Imai

Hi, Zelig version 2.7-4 is now available from CRAN. This version should work with the latest version of VGAM, which is now also available from CRAN. The latest version of R is 2.4.0. Please make sure to upgrade your R as well as Zelig and VGAM. Best, Kosuke ----------------------------------------------------- Kosuke Imai Office: Corwin Hall 041 Assistant Professor Phone: 609-258-6601 Department of Politics eFax: 973-556-1929 Princeton University Email: kimai(a)Princeton.Edu Princeton, NJ 08544-1012 http://imai.princeton.edu ----------------------------------------------------- - Zelig Mailing List, served by Harvard-MIT Data Center Send messages: zelig(a)lists.gking.harvard.edu [un]subscribe Options: http://lists.gking.harvard.edu/?info=zelig Zelig program information: http://gking.harvard.edu/zelig/

17 years, 5 months

mlogit in zelig

by B. Dan Wood

I notice that zelig is still not working to do multinomial logit. Someone asked about this maybe a month ago and the response was that a new release is coming. Any notion as to when? B. Dan Wood Department of Political Science Texas A&M University 4348 TAMUS College Station, TX 77843-4348 Phone Numbers Office: 979-845-1610 Home: 979-690-0390 Cell: 979-204-9147 FAX: 979-847-8924 Email: bdanwood(a)polisci.tamu.edu Homepage: http://www-polisci.tamu.edu/faculty/wood/

17 years, 6 months

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Zelig November 2006