Grokbase Groups R r-help March 2013
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623 discussions - 2,131 posts

  • Hi all: Is there a plot tool to use different color indicates difference magnitude of data? The plot is in the attachment. Many thanks.
    MengMeng
    Mar 13, 2013 at 1:20 am
    Mar 15, 2013 at 12:10 am
  • All, I have just returned to R after a decade of absence, and it is good to see that R has become such a great success! I'm trying to bring Design of Experiments into some aspects of software ...
    Kjetil KjernsmoKjetil Kjernsmo
    Mar 6, 2013 at 10:46 am
    Mar 8, 2013 at 12:16 am
  • I have this little data.frame http://dl.dropbox.com/u/102669/nanotna.rdata Two column contains NA, so the best thing to do is use na.locf function (with fromLast = T) But locf function doesn't work ...
    PetePete
    Mar 18, 2013 at 3:49 pm
    Apr 7, 2013 at 8:18 pm
  • Hi, I try to boxplot following data on the subset of (V1,V3,V5,V7) and (V2,V4,V6,V8) V1 V2 V3 V4 V5 V6 V7 V8 2 4 6 7 12 33 43 53 how can I use boxplot function to plot it? thanks, William
    Wei wuWei wu
    Mar 13, 2013 at 10:14 pm
    Mar 25, 2013 at 12:27 pm
  • Hi all, Is there an R function that computes the probabilty or quantiles of order statistics of multivariate normal? Thank you. Hanna
    Li liLi li
    Mar 21, 2013 at 8:44 pm
    Mar 22, 2013 at 10:31 pm
  • Hi, I have a 2 x 10000 matrix of confidence intervals. The first column is the lower and the next column is the upper. I want to cont how many times a number say 12 lies in the interval. Can anyone ...
    Jim SilvertonJim Silverton
    Mar 18, 2013 at 1:03 pm
    Mar 20, 2013 at 11:13 pm
  • Hi, # For publications, I am not allowed to repeat the axes. I have tried to remove the axes using: # yaxt="n", but it did not work. I have not understood how to do this in ggplot2. Can you help me? ...
    Anna ZakrissonAnna Zakrisson
    Mar 6, 2013 at 12:32 pm
    Mar 7, 2013 at 3:17 pm
  • I'm experiencing odd graphics device behavior running R 2.15.3 on Ubuntu. Regardless of what I try like: require(stats) plot(cars) lines(lowess(cars)) plot(sin, -pi, 2*pi) for example, the graphics ...
    Thomas AdamsThomas Adams
    Mar 26, 2013 at 2:15 pm
    Mar 29, 2013 at 11:12 am
  • Hello! I am having an issue with the OrgMassSpecR package. I run my HPLC using a DAD detector. My raw data is exported form chemstation as a csv file. I then upload the csv into Rstudio no problem ...
    Christopher BeaverChristopher Beaver
    Mar 18, 2013 at 5:34 pm
    Mar 20, 2013 at 7:16 pm
  • Dear Rxperts, I am aware of Sweave that generates reports into a pdf, but do know of any tools to generate to export to a MS Word document... Is there a way to use R to generate and export ...
    SantoshSantosh
    Mar 13, 2013 at 12:02 am
    Mar 13, 2013 at 7:23 pm
  • Dear all: I have a big data file of 60000 columns and 60000 rows like that: AA AC AA AA .......AT CC CC CT CT.......TC .......................... ......................... I want to transpose it and ...
    Yao HeYao He
    Mar 7, 2013 at 12:18 am
    Mar 13, 2013 at 2:53 pm
  • Hi All, I am wondering if there is any examples where you can count your interested "word" in each row. For an example if you have data with *'ID*' and '*write-up*' for 100 rows, how would I ...
    Sudip ChatterjeeSudip Chatterjee
    Mar 8, 2013 at 4:04 pm
    Mar 9, 2013 at 10:23 pm
  • Hi, directory<- "/home/arunksa111/dados" #renamed directory to dados filelist<-function(directory,number,list1){ setwd(directory) filelist1<-dir(directory) direct<-dir(directory,pattern = ...
    ArunArun
    Mar 7, 2013 at 3:19 pm
    Mar 28, 2013 at 6:47 pm
  • Dear all, 1) I have a very large matrix of str(keep) num [1:153899, 1:3415] -98.6 -95.8 -96.4 -95.8 -98 ... that I would like to reduce its size to something like str(keep) num [1:1000, 1:3415] -98.6 ...
    AlaiosAlaios
    Mar 27, 2013 at 8:12 am
    Mar 27, 2013 at 7:37 pm
  • Hi list, I am curious how to stop the set.seed(), I don't want the same repeated random number. I know I can set it to a different seed, but I don't want to go through the trouble of setting ...
    C WC W
    Mar 18, 2013 at 6:26 pm
    Mar 18, 2013 at 8:49 pm
  • Dear R user I have data created using code below b<-matrix(2:21,nrow=4) b[,1:3]=NA b[4,2]=5 b[3,1]=6 Now the data is [,1] [,2] [,3] [,4] [,5] [1,] NA NA NA 14 18 [2,] NA NA NA 15 19 [3,] 6 NA NA 16 ...
    HJ YANHJ YAN
    Mar 6, 2013 at 2:33 am
    Mar 6, 2013 at 11:13 pm
  • Hi list, I am writing several functions and running out variable names. I am using words such as "t", "c", "matrix" to keep the notation same as formulas I am using. For example I have, unnormalized ...
    C WC W
    Mar 1, 2013 at 9:56 pm
    Mar 4, 2013 at 3:29 pm
  • Hi there, Does anyone know how I solve for x from a given y in a polynomial function? Here's some example code: ##example file a<-1:10 b<-c(1,2,2.5,3,3.5,4,6,7,7.5,8) ...
    Mike RennieMike Rennie
    Mar 1, 2013 at 6:47 pm
    Mar 1, 2013 at 11:14 pm
  • Dear R-users, I'm a bit of a rooky in R and do not know how to change the y-axis intervals of a boxplot. The y-axis in my boxplot ranges from 0 to 100 which is fine. The problem is the interval level ...
    Berg, Tobias van denBerg, Tobias van den
    Mar 29, 2013 at 7:37 am
    Apr 2, 2013 at 11:07 am
  • Hi everyone: This may be trivial but I just have not been able to figure it out. Imagine the following dataframe: a b c d TRUE TRUE TRUE TRUE FALSE FALSE FALSE TRUE FALSE TRUE FALSE FALSE I would ...
    Camilo MoraCamilo Mora
    Mar 27, 2013 at 8:31 am
    Mar 27, 2013 at 9:09 pm
  • Hi, I have a histogram with values logged to the base 10 hist(log10(x),breaks=60) How do I show the log values on the x-axis and a second x-axis showing the real values? Thanks -- Shane
    Shane CareyShane Carey
    Mar 26, 2013 at 10:19 am
    Mar 27, 2013 at 2:16 pm
  • 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, name var1 var2 abb 1 Tom Cruiser 1 6 TomCru 2 Bread Pett 2 5 ...
    SHSH
    Mar 13, 2013 at 2:06 pm
    Mar 13, 2013 at 2:47 pm
  • I use R (2.15.2) on a windows 7 (64) for data mining with xcms package. This is a routine process for me and didn't encount any problems until few weeks ago when I got an error message for "R GUI ...
    LefelitLefelit
    Mar 6, 2013 at 1:37 pm
    Mar 10, 2013 at 4:13 pm
  • Hello R community, I am computing weighted average statistic by using ddply function: My data set is: N1 T1 S1 I1 C1 FY-4 ROE11 EPS11 MKT11 N1 T1 S1 I1 C1 FY-3 ROE12 EPS12 MKT12 N1 T1 S1 I1 C1 FY-2 ...
    Punit AnandPunit Anand
    Mar 1, 2013 at 4:01 pm
    Mar 1, 2013 at 8:38 pm
  • I have two indicator variables ABS and DEFF. I want to create another indicator variable which will take value 1 if either ABS=1 or DEFF=1. Otherwise, it will take value 0. How can I make that?
    Tasnuva TabassumTasnuva Tabassum
    Mar 21, 2013 at 1:02 pm
    Apr 2, 2013 at 3:36 pm
  • i am having problem running my own data. yesterday it was working just fine. today it is not. this is the code i was using as an example to follow. this code ALSO worked just fine yesterday, and is ...
    Nicole FordNicole Ford
    Mar 28, 2013 at 11:55 pm
    Mar 29, 2013 at 12:28 pm
  • Dear R forum Suppose I have a data.frame df = data.frame(id = c(1:6), x = c(15, 21, 14, 21, 14, 38), y = c(36, 38, 55, 11, 5, 18), x.1 = c(15, 21, 14, 21, 14, 38), z = c("D", "B", "A", "F", "H", ...
    Katherine GobinKatherine Gobin
    Mar 28, 2013 at 8:39 am
    Mar 28, 2013 at 4:25 pm
  • Dear All, another quick question, this one is on skipping part of my code, so let us say: a <-5 b <-2 e <-0 d <-a+b f <-a-b what I would like to do is to have R NOT to calculate the value for d in ...
    Andras FarkasAndras Farkas
    Mar 20, 2013 at 1:11 pm
    Mar 21, 2013 at 4:13 pm
  • Hello, I try to look at the source code of predict() it turns out that I cannot find it. I can see it with debug(library), but not efficient. Can someone help? Thanks, Rebecca ...
    Yuan, RebeccaYuan, Rebecca
    Mar 20, 2013 at 6:37 pm
    Mar 21, 2013 at 12:55 pm
  • Hello all, I would appreciate your thoughts on a seemingly simple problem. I have a database, where each row represent a single record. I want to aggregate this database so I use the aggregate ...
    IOANNAIOANNA
    Mar 15, 2013 at 12:40 pm
    Mar 15, 2013 at 2:45 pm
  • There is something that I wish I had that I think would help me a lot to be a better R programmer, that I think would probably help many others as well. I put the wish out there in the hopes that ...
    andrewHandrewH
    Mar 4, 2013 at 11:42 pm
    Mar 6, 2013 at 7:31 pm
  • It seems within the last ~3 months Ive been having issues with writing text or csv files from a R data frame. The problem is multifold and it is hard to filter out what is going on and where the ...
    KerryKerry
    Mar 4, 2013 at 3:09 pm
    Mar 5, 2013 at 9:33 am
  • The lattice package uses special logic to allow for multiple left-hand-side variables in a formula, e.g. y1 + y2 ~ x. Is there an elegant way to do this outside of lattice? I'm trying to implement a ...
    Frank HarrellFrank Harrell
    Mar 2, 2013 at 12:16 am
    Mar 2, 2013 at 1:15 pm
  • Dear Help: I am trying to follow Professor Bates' recommendation, quoted by Professor Crawley in The R Book, p629, to determine whether I should model data using the 'plain old' lm function or the ...
    Michael GrantMichael Grant
    Mar 27, 2013 at 9:57 pm
    Apr 3, 2013 at 1:56 pm
  • There are probably many mistakes with this code. I am used to coding in C with a debugger, so I am very new to coding in R without one and different syntax. My code in the upper left panel of R ...
    Newbie1234Newbie1234
    Mar 25, 2013 at 7:23 pm
    Mar 26, 2013 at 7:54 pm
  • What am I missing? When I run the code below I get the error message "Error: ggplot2 doesn't know how to deal with data of class function" Googling suggests a message of "Error: ggplot2 doesn't know ...
    John KaneJohn Kane
    Mar 22, 2013 at 8:42 pm
    Mar 23, 2013 at 10:56 am
  • Hello, I have a data frame est.coef std.err t.stat intercept 0.0011625517 0.0002671437 4.351784 aa -0.0813727439 0.0163727943 -4.969997 dummy1 -0.0002534873 0.0001204000 -2.105376 dummy2 ...
    Yuan, RebeccaYuan, Rebecca
    Mar 21, 2013 at 1:20 pm
    Mar 21, 2013 at 2:08 pm
  • Hello all, fit = arima() and Summary(fit) will give some summary of the fit. However, the t-stats are not shown in the summary. How can I get the t-stats of it? Thanks, Rebecca ...
    Yuan, RebeccaYuan, Rebecca
    Mar 19, 2013 at 8:22 pm
    Mar 20, 2013 at 6:37 pm
  • Hi, I'm trying to copy the first row of one data frame to another. This is the statement I am using : df2[1,]<-df1[1,]; I have printed them out separately: df1[1,] = A C D E F But after copying ...
    Sahana SrinivasanSahana Srinivasan
    Mar 19, 2013 at 11:55 am
    Mar 19, 2013 at 1:30 pm
  • Hi all, I would love to plot my data with R. I have abundance and frequency of fungal taxonomic data that should be plotted in the same graph. In Microsoft Excel is that possible but the graphic ...
    Gian Maria Niccolò BenucciGian Maria Niccolò Benucci
    Mar 14, 2013 at 10:05 am
    Mar 15, 2013 at 12:36 pm
  • x y 1 A Ab 2 A Ac 3 B Ba 4 B Bd how could I create a tree structure object like this: A---| _| |---Ac B---| Thanks, Zech
    Not To MissNot To Miss
    Mar 11, 2013 at 4:19 am
    Mar 13, 2013 at 8:12 pm
  • [1] "Date" [1] "Date" [1] "numeric" [1] "numeric" This is output from R version 2.15.2 (2012-10-26) on Mac OS X 10.8.2. Is this expected behavior? -- Alexandre Sieira CISA, CISSP, ISO 27001 Lead ...
    Alexandre SieiraAlexandre Sieira
    Mar 9, 2013 at 5:24 pm
    Mar 9, 2013 at 11:01 pm
  • SPPS is offering a chi square exact test for one dimensional data with small sample size (<6). What is the comparable function in R? Kind Regards Knut
    Knut KruegerKnut Krueger
    Mar 6, 2013 at 11:30 am
    Mar 7, 2013 at 9:38 am
  • Let me start by saying I am rather new to R and generally consider myself to be a novice programmer...so don't assume I know what I'm doing :) I have a large matrix, approximately 300,000 x 14. It's ...
    Matt BorkowskiMatt Borkowski
    Mar 3, 2013 at 6:11 am
    Mar 4, 2013 at 2:10 am
  • I'm interested in using a regular bracket with the degree symbol as an axis label but it's somewhat simpler to show what I mean in a text statement. If I'm easy to please, this would suffice: But I'm ...
    Patrick ConnollyPatrick Connolly
    Mar 26, 2013 at 7:12 am
    Mar 27, 2013 at 9:42 am
  • Hi, I would appreciate if somebody could help me with this small issue... I have a dataframe like this (originaly has more than 100 000 rows): jul time dtime fix ddawn ddusk day 101608 15006 ...
    Zuzana zajkovaZuzana zajkova
    Mar 22, 2013 at 6:18 pm
    Mar 25, 2013 at 3:55 pm
  • Good day. I create a data frame like this: and I get this result a b c 8 8 18 28 9 9 19 29 10 10 20 30 I understand I should get the same result by saying but I don't. Instead I get: Error in ...
    Borja .Borja .
    Mar 20, 2013 at 10:17 pm
    Mar 21, 2013 at 8:59 am
  • I have several rasters that I want to do some calculations ,basically calculating the moving average. dir2 <- list.files("D:\\2010+2011", "*.bin", full.names = TRUE) saf=stack(dir2) movi <- ...
    JonssonJonsson
    Mar 18, 2013 at 5:32 pm
    Mar 19, 2013 at 11:15 am
  • Hi, I was wondering if it is possible to create a hyperlink in a csv file using R code and some package. For example, in the following code: links <- cbind(rep('Click for Google',3),"google search ...
    Brian SmithBrian Smith
    Mar 15, 2013 at 11:53 am
    Mar 18, 2013 at 5:15 pm
  • Hi all, The subject line is TRUE. Today I accidentally typed rnorm(!0). My old eyes took a minute to focus clearly enough to see what I really typed and why I got '!0' random numbers instead of '10' ...
    Charles BerryCharles Berry
    Mar 18, 2013 at 2:17 am
    Mar 18, 2013 at 5:08 pm
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