Re: [R] R code helps needed!

2017-03-05 Thread SH
skip skip #15 2 reject skip skip #16 1 rejectreject reject #17 0 pass pass pass #18 3 reject skip skip #19 0 pass skip skip #20 2 reject skip

Re: [R] R code helps needed!

2017-03-05 Thread SH
reject > 2 reject > 2 reject", > header=TRUE,stringsAsFactors=FALSE) > passes<-which(result$intercept == 0) > skips<-as.vector(sapply(passes,function(x) return(x+1:5))) > result$decision[skips]<-"skip" > > Note that result$decision

[R] R code helps needed!

2017-03-02 Thread SH
Hi Although I posted this in stackoverflow yesterday, I am asking here to get helps as soon as quickly. I need help make code for mocking sampling environment. Here is my code below: First, I generated mock units with 1000 groups of 100 units. Each row is considered as independent sample space.

Re: [R] R code help!

2015-09-21 Thread SH
) { > outputs[[i]] <- sim.f(p.s=.05, N=1000, sample.size=69, n.sim=500) > } > > Jean > > On Fri, Sep 18, 2015 at 2:27 PM, SH <empti...@gmail.com> wrote: > >> Dear R users, >> >> I am trying to simulate surveys and the survey result will be used t

[R] R code help!

2015-09-18 Thread SH
Dear R users, I am trying to simulate surveys and the survey result will be used to determine the population to be "accepted" or "rejected". With the results, I would like to calculate cumulative means and plot them to see if a converged value is as expected. Below is R-code I generated. I

[R] grid with random or clustered distribution

2015-09-09 Thread SH
Hi R-users, I hope this is not redundant questions. I tried to search similar threads relevant to my questions but could not find. Any input would be greatly appreciated. I want to generate grid with binary values (1 or 0) in n1 by n2 (e.g., 100 by 100 or 200 by 500, etc.) given proportions of

Re: [R] grid with random or clustered distribution

2015-09-09 Thread SH
> You can use gstat, as in: > > https://www.researchgate.net/publication/43279659_Behavior_of_Vegetation_Sampling_Methods_in_the_Presence_of_Spatial_Autocorrelation > > If you need more detail, I can dig up the code. > > Sarah > > On Wed, Sep 9, 2015 at 8:49 AM, SH <

Re: [R] grid with random or clustered distribution

2015-09-09 Thread SH
htgray", "blue")) > image(random.landscape.250, main="250", sub=paste("abun =", abun), > xaxt="n", yaxt="n", bty="n", xlim=c(0,dim1), ylim=c(0, dim2), > col=c("lightgray", "darkblue")) > >

Re: [R] Extract values from multiple lists

2014-12-17 Thread SH
# No copying... well, you do end up with a new list in out3, but the data itself doesn't get copied. gc() On Tue, 16 Dec 2014, D?nes T?th wrote: On 12/16/2014 06:06 PM, SH wrote: Dear List, I hope this posting is not redundant. I have several list outputs with the same components. I ran

[R] Extract values from multiple lists

2014-12-16 Thread SH
Dear List, I hope this posting is not redundant. I have several list outputs with the same components. I ran a function with three different scenarios below (e.g., scen1, scen2, and scen3,...,scenN). I would like to extract the same components and group them as a data frame. For example,

[R] data import: strange experience

2013-08-21 Thread SH
the file into R, I do not have an idea where to start to fix it. Do you have any suggestion? Thank you very much in advance, SH [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help

Re: [R] data import: strange experience

2013-08-21 Thread SH
into a reproducible example, with fake data if necessary. Otherwise you're limited by the ability of the list to guess what you're looking at, and our track record with that is spotty. Sarah On Wed, Aug 21, 2013 at 10:35 AM, SH empti...@gmail.com wrote: Dear List: I had some strange experience

Re: [R] data import: strange experience

2013-08-21 Thread SH
characters in the middle of names, etc.). I can send you sample data if you are willing to take a look. Even though using 'read.delim' works, I am still curious what caused the problem and potential problem that I may miss. Thanks again, SH On Wed, Aug 21, 2013 at 10:58 AM, David Carlson

[R] Extract letters from a column

2013-03-13 Thread SH
Dear list: I would like to extract three letters from first and second elements in one column and make a new column. For example below, tempdf = read.table(clipboard, header=T, sep='\t') tempdf name var1 var2abb 1 Tom Cruiser16 TomCru 2 Bread Pett2

Re: [R] Extract letters from a column

2013-03-13 Thread SH
13, 2013 at 10:10 AM, Jorge I Velez jorgeivanve...@gmail.com wrote: Dear SH, Hmmm... what about substr(tempdf$name, 4, 6)) ? HTH, Jorge.- On Thu, Mar 14, 2013 at 1:06 AM, SH empti...@gmail.com wrote: Dear list: I would like to extract three letters from first and second elements

Re: [R] Extract letters from a column

2013-03-13 Thread SH
, 2013 at 10:17 AM, Jorge I Velez jorgeivanve...@gmail.com wrote: Try substr(tempdf$abb 4, 6) --JIV On Thu, Mar 14, 2013 at 1:15 AM, SH empti...@gmail.com wrote: Dear Jorge, I gave me this result (below) since it defines starting from the forth letter and ending 6th letter from

Re: [R] Extract letters from a column

2013-03-13 Thread SH
BrePet ArnSch HTH, Jorge.- On Thu, Mar 14, 2013 at 1:21 AM, SH empti...@gmail.com wrote: What I want to do is to extrac three letters from first and last name and to combine them to make another column 'abb'. The column 'abb' is to be a my final product. I can make column 'abb' using

Re: [R] Extract letters from a column

2013-03-13 Thread SH
, Marc Schwartz On Mar 13, 2013, at 9:21 AM, SH empti...@gmail.com wrote: What I want to do is to extrac three letters from first and last name and to combine them to make another column 'abb'. The column 'abb' is to be a my final product. I can make column 'abb' using 'paste' function once I

[R] simple linear regression with proportion data

2012-11-16 Thread SH
Dear list: Can I use simple linear regression when I have proportion data for both dependent and independent variables? Or, should I use beta regression analysis? Or any suggestion? Thanks! SH __ R-help@r-project.org mailing list https

Re: [R] simple linear regression with proportion data

2012-11-16 Thread SH
Very useful comment and helpful website! Many thanks to you!!! SH On Fri, Nov 16, 2012 at 5:16 PM, Ben Bolker bbol...@gmail.com wrote: SH emptican at gmail.com writes: Dear list: Can I use simple linear regression when I have proportion data for both dependent and independent variables