search for: inra

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2010 Jun 09
1
minor tick marks
...,1,1),las=1) I would appreciate having also minor tick marks in-between the 3 major ticks obtained with the above command. The "minor.tick" function in library Hmisc gives an error when applied to log axes. Any solution ? Stéphane _________________________________ Stéphane Adamowicz INRA, unité PSH domaine St Paul, site agroparc 84914 Avignon, cedex 9 France stephane.adamowicz@avignon.inra.fr tel. +33 (0)4 32 72 24 35 fax. +33 (0)4 32 72 24 32 do not dial 0 when out of France web PSH : http://www.avignon.inra.fr/psh web INRA : http://www.inra.fr/ ________________________________...
2006 Oct 02
1
Problems with graphics
...ble to do all this with xyplot function arranging plots according to A and B factor: xyplot(y~x|A*B) with as many plots and symbol as there is levels in the z variable for each panel? Thanks for the help. Chris -- ___________________________________________________ Christophe NGUYEN UMR 1220 INRA-ENITAB Transfert sol-plante et cycle des ?l?ments min?raux dans les ?cosyst?mes cultiv?s" Centre INRA de Bordeaux-Aquitaine 71, avenue Edouard Bourlaux, BP 81 33883 Villenave d'Ornon, FRANCE Tel : 00 33 (0)5 57 12 25 07 Fax : 00 33 (0)5 57 12 25 15 email : Christophe.Nguyen at bordeaux....
2003 Oct 22
2
non linear regression with R
...which look like this: p(a,b,x,y)=b/(2*pi*a?gamma(2/b))*exp(-(square_root(x?+y?)/a)power(b)) I am looking for a and b values that fit my data at best. Can someone give me hints to perform such an analysis with R ? Thanks a lot Sophie Sophie Gerber gerber at pierroton.inra.fr INRA - UMR BIOGECO 69 route d'Arcachon tel (33) (0)5 57 12 28 30 33612 Cestas cedex fax (33) (0)5 57 12 28 81 http://www.pierroton.inra.fr/genetics/Perso/Sophie/ page_sophie_english.html
2006 Sep 27
1
PDE
...Does any know how to solve PDE with R? The archive list refers to the use of ODE if PDE are parabolic. I am not a mathematician and this does not mean anything for me! help would be very appreciated. Many thanks -- ___________________________________________________ Christophe NGUYEN UMR 1220 INRA-ENITAB Transfert sol-plante et cycle des ?l?ments min?raux dans les ?cosyst?mes cultiv?s" Centre INRA de Bordeaux-Aquitaine 71, avenue Edouard Bourlaux, BP 81 33883 Villenave d'Ornon, FRANCE Tel : 00 33 (0)5 57 12 25 07 Fax : 00 33 (0)5 57 12 25 15 email : Christophe.Nguyen at bordeaux....
2002 Feb 20
3
importing images
...at can do that. In Matlab there exists the function "imread" that can read the most known images format. Does a similar function exist for R ? Thanks in advance -- Herve CARDOT ____________________________________________________________ Unite Biometrie et Intelligence Artificielle, INRA Toulouse BP 27, 31326 Castanet-Tolosan cedex, France. Tel: (+33)5.61.28.50.64 mailto:Herve.Cardot at toulouse.inra.fr Page Equipe: http://www.inra.fr/bia/T/modelisation/Doc/ Page Perso: http://www.inra.fr/bia/T/cardot/ -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-...
2005 Jan 27
1
computing roots of bessel function
...t I will be soon. I am looking for the R command and syntax to compute the roots of Bessel function i.e. computing the z values that lead to Jnu(z)=0 where J is a Bessel function or order nu. May You help me ? thanks in advance. Dr Catherine COUTAND Institut National de la Recherche Agronomique (INRA) umr Physiologie Int?grative de l'Arbre Fruitier et Forestier (PIAF) 234 av. du Br?zet 63039 Clermont-Ferrand cedex 02 France tel : 00-33-(0)4-73-62-46-73 fax : 00-33-(0)4-73-62-44-54 email : coutand at clermont.inra.fr http://www.clermont.inra.fr/piaf
2014 Jul 18
1
request of information about creating DLL from R to be used in other languages/programs
...installed on the computer? I hope to be clear in my demand an I hope you will be able to give me some indications or where to find it. Best regards Ludovic Brossard Ludovic BROSSARD UMR PEGASE (Physiologie, Environnement et Génétique pour l’Animal et les Systèmes d’Elevage) INRA – Agrocampus Ouest Domaine de la Prise, 35590 Saint-Gilles, France Tél : 33 (0)2 23 48 70 57 . Fax : 33(0)2 23 48 50 80 <http://www.rennes.inra.fr/pegase> www.rennes.inra.fr/pegase. [[alternative HTML version deleted]]
2008 Feb 12
4
0.45<0.45 = TRUE (PR#10744)
...eal bug, if not, I am sorry to have bothered you. Cheers! Jacques. -- ___________________________________________ Jacques Labonne, Charg? de Recherches UMR ECOBIOP "Ecologie Comportementale et Biologie des Populations de Poissons" P?le d'Hydrobiologie de Saint P?e sur Nivelle, INRA Quartier Ibarron 64310 Saint P?e sur Nivelle T?l : (0)5 59 51 59 80 ................................... site web http://www.st-pee.inra.fr
2003 Oct 17
1
heatmap function
...s unchanged ? I tried heatmap(mat, col=rbg,Rowv=res.hclust$order,Colv=1:dim(mat)[[2]]). In this case, the order of the columns are unchanged but a dendrogram is added to the top. How can I avoid it? Thanks, Oiliver -- ------------------------------------------------------------- Martin Olivier INRA - Unit? prot?omique LIRMM - IFA/MAB 2, Place Viala 161, rue Ada 34060 Montpellier C?dex 1 34392 Montpellier C?dex 5 Tel : 04 99 61 27 01 Tel : O4 67 41 86 71 martinol at ensam.inra.fr martin at lirmm.fr
2009 Jul 08
2
Simple monovariate classification?
...want to write it into a function where I can't pre-specify the number of classes. Is there an obvious way to do this? An example to clarify: how to convert c(0,10,5,1,9,6) to c(1,3,2,1,3,2) by specifying "breaks"=c(2.5,7.5) - or something like that. Thanks, Richard Gunton. INRA-Dijon, France
2005 Jul 05
1
calling fortran functions CHOL and DPOTRF form Fortran
...he source code of this function to check if my call is correct. I've not been able to find it in the R source distribution. Could anyone point the place of that file? Thanks in advance, Gilles -- _________________________________________________________________________ Gilles GUILLOT INRA -D?partement Math?matiques et Informatique Appliqu?es Unit? Mixte de Recherche INRA - INAPG - ENGREF Institut National Agronomique de Paris-Grignon 16, rue Claude Bernard 75231 Paris cedex 5 France phone 33 1 44 08 18 42 fax 33 1 44 08 16 66 http://www.inapg.fr/ens_rech/mathinfo/personnel/guill...
2007 Jun 05
1
multiple plot in odfWeave
...E>>= library("RMySQL") library(maps) library(mapdata) library(spmaps) library(grid) library(plotrix) drv <- dbDriver("MySQL") con <- dbConnect(drv, user="lamilhat", password="******", dbname="Aquagenome", host="mymachine.toulouse.inra.fr") @ Liste des projets: <<carte2, echo = FALSE, results= verbatim, fig = TRUE>>= lp <- dbSendQuery(con, "SELECT nom FROM projets") projets <- fetch(lp) nbr=dim(projets)[1] for (i in 1:nbr) { monprojet=(projets)[i,1] myquery=paste("SELECT s.longitu...
2002 Oct 24
3
Function scale (PR#2209)
..., but divided by sqrt (1/(n-1) sum Xi^2 ) Example: > l<- c(1,2,3) > scale(l,F,T) [,1] [1,] 0.3779645 [2,] 0.7559289 [3,] 1.1338934 attr(,"scaled:scale") [1] 2.645751 2.645751 = sqrt( 1/2 * (1+4+9) ) Antoine Lucas & Aymeric Labourdette -- Antoine Lucas INRA, Unité de biométrie et | Tel 05 61 28 53 34 intelligence artificielle | Fax 05 61 28 53 35 http://genopole.toulouse.inra.fr/~lucas -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-devel mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.ht...
2003 Jul 22
2
read.table with option dec=',' (PR#3532)
...1: no finite arguments to min; returning Inf 2: no finite arguments to max; returning -Inf Whereas the contrary write the table: > m <- "1,5" > write.table(m,dec='.') "x" "1" "1,5" Best regards Antoine Lucas -- Antoine Lucas INRA, Unité de biométrie et | Tel 05 61 28 53 34 intelligence artificielle | Fax 05 61 28 53 35 http://genopole.toulouse.inra.fr/~lucas
2007 Jul 23
2
persp and greek symbols in the axes labels
...nd persp(M,theta = -20,phi = 0,xlab=expression(kappa[lambda]),ylab=substitute(paste(phi,"=",true,sigma),list(true=5)),zlab = "Z") I get the labels as in toto.eps Any suggestion? Thanks! Nathalie -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ INRA Toulouse - Unit? de Biom?trie et Intelligence Artificielle Chemin de Borde-Rouge BP 52627 31326 CASTANET-TOLOSAN cedex FRANCE Tel : +33(0)5.61.28.54.39 - Fax : +33(0)5.61.28.53.35 Web :http://mia.toulouse.inra.fr/index.php?id=217 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~...
2003 Oct 13
4
help with gsub and grep functions
...; [3] "g 608 be-0 -p3" 2. And, I would like to extract the characters between parentheses [1] "602 matches" "517 matches" [3] "659 matches" Any idea? Best regards, Olivier -- ------------------------------------------------------------- Martin Olivier INRA - Unit? prot?omique LIRMM - IFA/MAB 2, Place Viala 161, rue Ada 34060 Montpellier C?dex 1 34392 Montpellier C?dex 5 Tel : 04 99 61 27 01 Tel : O4 67 41 86 71 martinol at ensam.inra.fr martin at lirmm.fr
2008 Apr 29
2
ggplot2: labels and breaks order does not match and I can't use scale_fill_identity
Hi, I'm plotting a bar chart like this: ggplot() + geom_bar(data=res,aes(fill=f1,x=f2,y=y),stat="identity",position="dodge") f1 contains quite a few levels and the plot is really quite difficult to read when the order of bars on the graph and on the legend does not match. This problem has been discussed recently here:
2009 Mar 18
1
error with effects package.
...ntr.sum", "contr.poly")) A,B and E are 2-levels factor, C is covariate, D is 20 levels factor with 10 in relation with the first levels of factor A, the other in relation with the second levels of factor A Here is my data, and the contrast I use for factor D. https://depot.jouy.inra.fr/get?k=xzsA9nLhQSNbzq55MXo I'm trying to use the effects package of Prof. J. Fox , (eff_model_1<-effect("A",model1)) but I get this error message: " Error in apply(mod.matrix[, components], 1, prod) : subscript out of bounds" I suppose that the problem comes fr...
2010 Jun 28
1
mathematical expression in varnames of lattice parallel plot
...ression(alpha[Width]), expression(Sepal[Length]))) result in the desired labeling of the different axes of the parallel plot. Thank you very much. Regards, Doris -- --------------------------------------------------------------------------- Dr.-Ing. Doris Brockmann Post-doctoral researcher INRA - Laboratoire de Biotechnologie de l'Environnement (LBE) Avenue des Etangs, Narbonne, F-11100, France Tel : (33)(0)4 68 42 51 88 (standard : 51 51) Fax : (33)(0)4 68 42 51 60 email: brockman at supagro.inra.fr http://www.montpellier.inra.fr/narbonne
2005 Nov 30
2
R binomial RNG stuck at 1 via Fortran call
...ll the binomial RNG within a loop as b = ggrbinom(1.d0,0.5d0) write(*,*) 'b=',b In certain cases, after a few iterations in the loop, b get stuck at 1 Any hint to explain that would help. Gilles -- ??????????????????????????????????????????????????????????????????? Gilles Guillot INRA - MIA Paris Currently working from G?teborg Stochastic Centre Eklandagatan 86 - Rum1439 Chalmers University of Technology SE 412-96 G?teborg Sweden Phone +46 31 772 3514 / Fax +46 31772 3508 www.inapg.inra.fr/ens_rech/mathinfo/personnel/guillot/welcome.html ????????????????????????????????????...