search for: jasiewicz

Displaying 12 results from an estimated 12 matches for "jasiewicz".

Did you mean: jaskiewicz
2008 Feb 07
3
Empty data frame
Hi Sorry for banal question How to create empty data frame with for example 30 variables without typying: data.frame(x=1,y=1....) Jarek
2008 Jul 23
1
Sample on dataframe
Hi I'm looking for solution or function which I can use to sample data frame, to obtain new (smaller) data frame similar to sample() function Jarek Jasiewicz
2009 Sep 29
3
Equivalent for Matematica function Which...
Dear All! I'm looking for equivalent of Matematica function "Which" which works as follows: z = Which[x<10,0.3, 10<=x<20,0.5, 20<=x<100,1] where x is a vector I can replace it with custom function with set of ifelse but I'm looking for simpler and faster (much faster) solution best wishes Jarek
2008 Jan 23
3
formula for nls
Hi! How to write in model's formula of type: nls(y~k/(x^n), data=data, start=list(k=1,n=1)) i.e the problem is on x^n, I(x^n) generate error thanks Jarek
2009 Apr 27
3
Formatting numbers
...dotplot: labeling coordinates for each point (Qifei Zhu) > 20. Re: Help to select the raw in a data.frame with the max value > (Jorge Ivan Velez) > 21. Re: Nomogram with stratified cph in Design package > (Frank E Harrell Jr) > 22. Problem installing packages (Jarek Jasiewicz) > 23. Re: 3 questions regarding matrix copy/shuffle/compares > (David Winsemius) > 24. Re: issue building my own package... moving from Apple OS to > Windows (Uwe Ligges) > 25. Re: Scatterplot of two groups side-by-side? (Stefan Grosse) > 26. Re: 3 questions r...
2008 Feb 04
1
how to get points from SpatialPolygonsDataFrame
Um texto embutido e sem conjunto de caracteres especificado associado... Nome: n?o dispon?vel Url: https://stat.ethz.ch/pipermail/r-help/attachments/20080203/5ea1e3ad/attachment.pl
2008 Jan 12
2
glm expand model to more values
Hi I have the problem with fitting curve to data with lm and glm. When I use polynominal dependiency, fitted values from model are OK, but I cannot recive proper values when I use coefficents to caltulate this. Let me present simple example: I have simple data.frame: (dd) a: 1 2 3 4 5 6 b: 3 5 6 7 9 10 I try to fit it to model: model=glm(b~poly(a,3),data=dd) I have following data
2008 Oct 09
1
number format in plots
Hi It is probably simple but how to force in plot command number format: 20000, 30000, 40000 etc. instead of 2e+04, 3e+04 etc. example of command: plot(x=data$along, y=data$rzedna,type="l", xlim=c(0,max(data$along)), ylim=c(200,1200), main="", xlab="length", ylab="height", cex.main=2, cex.lab=1.5, cex.axis=1.2, lwd=2) thanks Jarek
2009 Apr 26
1
Problem installing packages
since 2.9.0 version I have a problem with installing packages: install.packages("sp") --- Please select a CRAN mirror for use in this session --- Loading Tcl/Tk interface ... done Warning: unable to access index for repository http://piotrkosoft.net/pub/mirrors/CRAN/src/contrib Warning messages: 1: In open.connection(con, "r") : unable to resolve '' 2: In
2008 Jan 02
1
problems with JAVA in JGR library on ubuntu 7.04
Hi All I installed JGR library both on ubuntu 7.10 and 7.04 on 7.10 all went fine, but on 7.04 I recived massage: Exception in thread "main" java.lang.NoClassDefFoundError: org/rosuda/JRI/RMainLoopCallbacks at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:620) at
2009 Jun 01
1
installing sn package
...ary.ca)   67. Re: How to exclude a column by name? (Wacek Kusnierczyk)   68. Labeling barplot bars by multiple factors (Thomas Levine)   69. Re: vegan metaMDS question (Gavin Simpson)   70. Re: Sort matrix by column 1 ascending then by column 2       decending (Kevin W)   71. Re: R in Ubunto (Jarek Jasiewicz)   72. Re: Sort matrix by column 1 ascending then by column 2       decending (Duncan Murdoch)   73. Re: Labeling barplot bars by multiple factors (Mike Lawrence)   74. alternative to built-in data editor (Jose Quesada)   75. no internal function "int.unzip" in R 2.9.0 for Windows       (...
2009 Oct 01
1
set package: more information about syntax
Dear All! I have a few question about proper syntax for fuzzy rules in sets package (there is only little help about it): 1) how to use negation (NOT) operator there is only OR (||) in example it is NOT, !!, !. I also assume that AND is && 2) where it can be set. For example: area %is NOT% large area %is% NOT large area %is% !large etc... 3) how brackets works (as in typical logical