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102 discussions - 169 posts

  • Dear R-sig-gR users, Does someone know how to extract point values form the regression model of the recession function, package lfstat? I would like to have the coefficient that appears on the graph, ...
    David RomeroDavid Romero
    Feb 9, 2015 at 5:50 pm
    Feb 9, 2015 at 5:50 pm
  • Hi, Thanks in advance. I am using R-3.0.1 on Windows XP. May I request you to assist me for the following please. I have a project to deal with "Hierarchical Multi-Label Classification". The inputs ...
    Deb MidyaDeb Midya
    Jun 2, 2013 at 11:05 am
    Jun 2, 2013 at 11:05 am
  • Dear all, I have a panel data across countries and individuals. For each country I have a sequence of dates For France for example 22/02/09 22/03/09 19/04/09 17/05/09 12/07/09 09/08/09 06/09/09 ...
    Stef salvezStef salvez
    Jun 2, 2012 at 3:36 pm
    Jun 2, 2012 at 3:36 pm
  • Dear members of the gR community, I am about to start working on classification on neuroscience data and I am wondering if anyone is aware of plans to implement some advanced Bayesian classifiers in ...
    Bojan MihaljevicBojan Mihaljevic
    Mar 8, 2012 at 11:25 am
    Mar 8, 2012 at 11:25 am
  • Hello, I am looking for advice on what kind of models I can use for my data. The dependent (y) variable are count data (poisson) and are located at an irregular pattern. The independent data (x1, x2, ...
    Stephen ClarkStephen Clark
    Jan 18, 2012 at 9:12 am
    Jan 18, 2012 at 9:12 am
  • Computing for Graphical Models 16 December 2011 Royal Statistical Society, London One day meeting of the Statistical Computing Section Details and registration at http://tinyurl.com/RSS16December ...
    Spencer, NeilSpencer, Neil
    Nov 11, 2011 at 5:00 pm
    Nov 11, 2011 at 5:00 pm
  • I would like to produce charts of phytoplankton biomass changes through time. Each species has a line, and the biomass varies in mirror form along the line for each species along the X time axis ...
    David BirdDavid Bird
    Apr 20, 2011 at 8:20 pm
    Apr 21, 2011 at 7:47 am
  • Dear R users, In using par, it seems one can adjust the plot location using mai. but what is the unit for the number used in mai? Can I normalize it to the interval (0,1)? Thank you very much for any ...
    Chun WangChun Wang
    Feb 23, 2011 at 7:10 pm
    Feb 24, 2011 at 8:53 pm
  • Dear All, A linear regression model could be fitted by using lm function and the plot function can be used to check the assumptions of the model. The example is as followed. require(graphics) ## ...
    FMHFMH
    Feb 25, 2010 at 4:01 pm
    Feb 25, 2010 at 4:01 pm
  • Hi, The script below is my current coding in order to produce a contour plot of temperature across altitude and time. In my case,?time,altitude and temperature?are represented by x, y and z ...
    FMHFMH
    Feb 8, 2010 at 5:45 pm
    Feb 8, 2010 at 5:45 pm
  • Hi, The script below is my current coding in order to produce a contour plot of temperature across altitude and time. In my case,?time,altitude and temperature?are represented by x, y and z ...
    FMHFMH
    Feb 8, 2010 at 5:06 pm
    Feb 25, 2010 at 3:50 pm
  • To someone who could help me: I am a PhD student, working in the Wageningen University, the Netherlands. I am now using metafor package to do meta-analysis. Since there are few studies conducted on ...
    Lu, KevinLu, Kevin
    Jan 27, 2010 at 7:12 am
    Jan 27, 2010 at 7:12 am
  • Dear All, I have fitted a bivariate and an additive model on a monthly temperature from 1987-2007 via nonparametric regression and would like to compare?between these models via F-test, but having ...
    FMHFMH
    Nov 12, 2009 at 2:13 pm
    Nov 12, 2009 at 2:13 pm
  • Dear All, I was looking for the color index in?image function,?such as from topo.colors and etc. but still never found it. For instance, from the help menu ...
    FMHFMH
    Sep 3, 2009 at 5:28 pm
    Sep 3, 2009 at 5:28 pm
  • Hi, Could someone give some ideas on plotting a contour by using geoR package, please? Thank you Kagba
    FMHFMH
    Aug 20, 2009 at 3:59 pm
    Aug 20, 2009 at 3:59 pm
  • Hi Kevin, You mentioned that your problem is the following: bnlearn cannot cope with both discrete and continuous variables. One potential solution would be to simply discretize your continuous ...
    Matthias BuehlmaierMatthias Buehlmaier
    Jul 1, 2009 at 7:22 am
    Jul 1, 2009 at 7:22 am
  • I'll like have this software, but also this manuals y other Jaime Chumacero [[elided Yahoo spam]] Descarga gratis el nuevo Internet Explorer 8.
    Jaime chumaceroJaime chumacero
    Jun 24, 2009 at 9:25 pm
    Jun 24, 2009 at 9:25 pm
  • Dear All, I used an AR(1) model to explain the process of the stationary residuals and have used an 'ar' command in R. From the results, i tried to extract the standard error and p-value for the ...
    FMHFMH
    Jun 22, 2009 at 3:58 pm
    Jun 22, 2009 at 5:20 pm
  • Dear All, I used an AR(1) model to explain the process of the stationary residual and have used an 'ar' command in R. From the results, i tried to extract the standard error and p-value for the ...
    FMHFMH
    Jun 22, 2009 at 3:56 pm
    Jun 22, 2009 at 3:56 pm
  • Dear all, I learn something from my colleagues about the beauty of Bayesian network. I want to use the deal package to analyze my genetic data. I have 3575 subjects. For each subject, I have 20 ...
    Lu, KevinLu, Kevin
    Jun 19, 2009 at 10:31 am
    Jun 19, 2009 at 10:31 am
  • Dear All, I decided to use an AR(1) model for the residual series and trying to find the p-value for each parameter by using arima command in R, but i never find it from the output. The output gives ...
    FMHFMH
    Jun 18, 2009 at 9:20 am
    Jun 18, 2009 at 9:20 am
  • Has anyone tried to use R and its fantastic graphics to produce "dynamic" graphics for statistical data? That is, something like Hans Rosling has produced --- take a look at ...
    Virgil StokesVirgil Stokes
    Jun 5, 2009 at 8:29 am
    Jun 5, 2009 at 1:53 pm
  • I am new to this group and would like to know a little more about the "level" of the group --- how can I look at the archives? Thanks, --V. Stokes
    Virgil StokesVirgil Stokes
    Jun 5, 2009 at 8:13 am
    Jun 5, 2009 at 8:18 am
  • Dear gRaphical models members I am not sure if I'd better address my question to the Mac Port SIG. I am trying to get Rgraphviz running on a mac ppc vers. 10.4.11. The installation process doesn't ...
    Alex BiedermannAlex Biedermann
    Jun 5, 2009 at 5:38 am
    Jun 5, 2009 at 7:02 am
  • All, I would like to apply Bayesian networks to text-based information. That is, I would like to use Bayesian networks to extract 'sentiment' (say, 'good' vs. 'bad') form unstructured text. In this ...
    Mat_1Mat_1
    Mar 24, 2009 at 2:58 pm
    Mar 31, 2009 at 2:56 pm
  • Hello I'm working with filled contour graphics trough the filled.contour function. I'd like to know how do I change the position of the key legend (the colour label). I can't find the argument. Thank ...
    Miguel LealMiguel Leal
    Feb 26, 2008 at 3:19 pm
    Feb 26, 2008 at 4:19 pm
  • Abidemi liebt nur ...: Extrem gepoppt zu werden. Ja sie wird genagelt, richtig hart, w_ie sie- noch niemals da vor gepoppt wurde. Sie schreit einfach laut vor Geilheit und denn kriegt sie zur ...
    Sina BradleySina Bradley
    Jan 19, 2008 at 2:36 am
    Jan 19, 2008 at 2:36 am
  • ÁãáðçôÝ Êýñéå / Êõñßá. ÁíáëáìâÜíïõìå Êáèáñéóìü êáðíïäü÷ïõ-ôæáêéïý-êáëïñéöÝñ ÅðéóêåõÝò Ôæáêéþí Âåëôéþóåéò ëåéôïõñãßáò ôæáêéþí ÊáôáóêåõÞ êáðíïäü÷ùí ìïíùìÝíùí-áíïîåßäùôùí ðñïäéáãñáöþí öõóéêïý áåñßïõ ...
    InfoInfo
    Jan 16, 2008 at 1:23 pm
    Jan 16, 2008 at 1:23 pm
  • Hi, I was using the 2.4.1 R version and I had no problem saving my plots as postScript. Now that I have installed the latest version 2.6.0 I can not save any plot as postScript. When I try the ...
    Camila EstevamCamila Estevam
    Nov 7, 2007 at 4:43 pm
    Nov 8, 2007 at 10:19 am
  • Hi Graphical Modellers, We are organising a session at the Compstat08 meeting in Porto entitled Computation for Graphical Models and Bayes Nets. The invited session will consist of talks from ...
    Joe WhittakerJoe Whittaker
    Nov 7, 2007 at 10:46 am
    Apr 18, 2008 at 3:50 pm
  • Hello, I would like to know if there is any publicly available code (preferably in R or Matlab) for the computation of the separator sets of two nodes in a graph. Any help would be appreciated ...
    Nicholas MitsakakisNicholas Mitsakakis
    Sep 13, 2007 at 3:59 pm
    Sep 13, 2007 at 3:59 pm
  • Dear gR subscribers, I have written a suite of functions for R that implements some functions for imsets. Imsets are algebraic representatives of conditional independence models (similarly as, e.g., ...
    Jirka VomlelJirka Vomlel
    Sep 5, 2007 at 12:05 pm
    Sep 5, 2007 at 12:05 pm
  • Respected Sir, I am working on Graph Theory in the Field of Bioinformatics. I am using Graph for R Package but I am not able to make a graph with this following data . Can you help me? I will be ...
    Manish guptaManish gupta
    Aug 31, 2007 at 12:58 pm
    Aug 31, 2007 at 12:58 pm
  • Hi there, I want to plot two quant reg objects in one figure. For example: plot(summary(rq(......))), plots an object to one figure, plot(.... ))), plots a second object to a second figure. What I ...
    GpomonisGpomonis
    Mar 20, 2007 at 8:50 pm
    Mar 20, 2007 at 9:01 pm
  • Hi, I emailed Bob O'Hara from the OpenBugs site to originally ask this question and he referred me to you. I'm currently using WinBugs for an introduction to Bayesian statistics course, and was ...
    Robin JRobin J
    Mar 7, 2007 at 2:26 am
    Mar 7, 2007 at 2:26 am
  • Dear group members, I have tried using the function likfit in geoRglm and got some output. Howvever my data is Bernoulli so it is more appropriate to use glsm.mcmc. I used the following code ...
    Gabrielle KellyGabrielle Kelly
    Jan 24, 2007 at 3:46 pm
    Jan 24, 2007 at 3:46 pm
  • Dear All, a new R package is now available on CRAN. It is named "qp" and implements the procedure described in Castelo, R. and Roverato, A. (2006). A robust procedure for Gaussian graphical model ...
    Alberto RoveratoAlberto Roverato
    Jan 12, 2007 at 1:25 pm
    Jan 12, 2007 at 1:25 pm
  • Dear friends, I wanted to know how to do a principle component analysis (PCA) from geo-referenced points. I have a list like: geo$xy with coordinates, and geo$data with the data that I want to do the ...
    Carlos GUERRACarlos GUERRA
    Nov 10, 2006 at 12:14 pm
    Nov 10, 2006 at 12:14 pm
  • The gRcox package is now available on CRAN. The package can be used for inference in graphical Gaussian models with symmetry restrictions. The use of the package is described in: H?jsgaard, S. and ...
    Steffen LauritzenSteffen Lauritzen
    Sep 24, 2006 at 12:12 pm
    Sep 24, 2006 at 12:12 pm
  • Dear all, I arrive to do density plots using the function "kde2d" , and from this do a countour plot. My problem is that I do not really understand what the labels for the different levels mean??? ...
    Luis BarreiroLuis Barreiro
    Sep 6, 2006 at 3:34 pm
    Sep 6, 2006 at 3:34 pm
  • I am unable to persuade any high level routine in R to provide image, contour or perspective plots of unordered 3 dimensional triples (y1,y2,y3) in the same way that plot (y1,y2) will do. Pairwise ...
    Michael GrantMichael Grant
    Aug 28, 2006 at 8:03 pm
    Aug 29, 2006 at 7:02 am
  • Hi there, I wonder does anybody know if it's possible to just print only one scatterplot per comparison (A is a function of B, but B is not a function of A) using the scatterplot.matrix module. I ...
    Dan McElligottDan McElligott
    Aug 23, 2006 at 8:00 pm
    Aug 23, 2006 at 9:03 pm
  • I am trying to learn how to use the graphics from the lattice package ( and am very new to R). I am trying to replicate the example plot referenced below, by using the lattice xyplot & lpolygon to ...
    Toby_marksToby_marks
    Jun 7, 2006 at 2:05 pm
    Jun 7, 2006 at 3:30 pm
  • I would like to produce a GAM-like graph in coxph when incorporating psplines into a Cox model. Basically, I would like to plot the MLE and 95% conf. bands as well as obtain a rug plot. If anyone has ...
    Mark GoldbergMark Goldberg
    May 3, 2006 at 8:24 pm
    May 3, 2006 at 8:24 pm
  • Dear gR-list: The paper below might be interesting for people working on displaying graphs in R. (I have not tried anything out.) Pedigree-drawing with R and graphviz Jing Hua Zhao Bioinformatics ...
    Mathias DrtonMathias Drton
    Apr 1, 2006 at 4:38 pm
    Apr 1, 2006 at 4:38 pm
  • Dear all, has any R-package the "belief propagation algorithm" implemented? Many thanks, Ronja Foraita --- Ronja Foraita, Dipl.-Stat. Bremen Institute for Prevention Research and Social Medicine ...
    Ronja ForaitaRonja Foraita
    Mar 28, 2006 at 8:36 am
    Mar 28, 2006 at 8:57 am
  • Hi, I noticed that the network created by heuristic() has lower score than the one created by autosearch(): prior <- jointprior(net,nrow(df)*10) search <- ...
    Sam SteingoldSam Steingold
    Mar 22, 2006 at 7:08 pm
    Mar 25, 2006 at 1:34 pm
  • Error in if (x == 1) return("\\footnotesize{$1$}") : argument is of length zero search is returned by autosearch. the same error with the return value of heuristic. pic/scoretable.tex ...
    Sam SteingoldSam Steingold
    Mar 21, 2006 at 7:13 pm
    Mar 27, 2006 at 5:53 pm
  • Hi R-masters! I try using package gRbase for fit a Hierarchical log-linear models and show as graphical model. I using data about patients of my Hospital (file sm.csv) and my script is ...
    Bernardo Rangel turaBernardo Rangel tura
    Mar 18, 2006 at 10:04 am
    Mar 18, 2006 at 10:04 am
  • suppose I manage to train a network from my data. how do I apply it to new observations? E.g., if I observe V1=2.4 and V2=5.6, how do I get the probability distribution for V3? Also, is it possible ...
    Sam SteingoldSam Steingold
    Mar 17, 2006 at 8:41 pm
    Mar 25, 2006 at 1:13 pm
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