Recent questions tagged r

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r - Displaying a greater than or equal sign

I have a plot which is generated thus: ggplot(dt.2, aes(x=AgeGroup, y=Prevalence)) + geom_errorbar(aes(ymin= ... greater than or equal sign ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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350 views

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r - knitr: How to prevent text wrapping in output?

I am having a problem with text wrapping in code output chunks in knitr when knitting to HTML. For example, if I ... .645 3.766 2.7172 Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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446 views

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r - Removing NA observations with dplyr::filter()

My data looks like this: library(tidyverse) df <- tribble( ~a, ~b, ~c, 1, 2, 3, 1, NA, 3, NA ... a special function from tidyr to remove NAs? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - install.packages fails in knitr document: "trying to use CRAN without setting a mirror"

Using the following code I got the data I wanted, but for some reason I can't figure out knitr doesn't ... grep -> contrib.url Execution halted See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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334 views

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r - Rcpp function check if missing value

I'm converting R based code into Rcpp based code. The head of my function is: NumericMatrix ... will be greatly appreciated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Determining UTM zone (to convert) from longitude/latitude

I'm writing a program which expects a number of lat/long points, and I convert them internally to UTM in ... to the proj exectuable. cheers. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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388 views

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r - How to get mean, median, and other statistics over entire matrix, array or dataframe?

I know this is a basic question but for some strange reason I am unable to find an answer. How should I ... not a vector over rows or columns See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - geom_bar bars not displaying when specifying ylim

I'm having a problem with geom_bars wherein the bars are not rendered when I specify limits on the y-axis. I believe ... .0 and ggplot2 0.9.0) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - How do you determine the namespace of a function?

Given a function, how do you determine which namespace it has come from? For example, if I type mean.default at ... /print.c but then gave up. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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704 views

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r - The cause of "bad magic number" error when loading a workspace and how to avoid it?

I tried to load my R workspace and received this error: Error: bad restore file magic number (file may ... -matrices, model specification, etc. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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379 views

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r - use ggpairs to create this plot

I have some code in a Shiny app that produces the first plot below. As you can see the font size varies ... .smooth, upper.panel=panel.plot) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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743 views

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r - Choropleth map in ggplot with polygons that have holes

I'm trying to draw a choropleth map of Germany showing poverty rate by state (inspired by this question). The ... What am I doing wrong?? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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334 views

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r - RStudio not picking the encoding I'm telling it to use when reading a file

I'm trying to read the following UTF-8 encoded file in R, but whenever I read it, the unicode characters are ... OSX if it makes any difference. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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500 views

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r - How to shade a region under a curve using ggplot2

I've been trying to use ggplot2 to produce a plot similar to this R graphic: xv<-seq(0,4,0.01) yv< ... distinct areas? Thanks for any advice. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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278 views

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r - Add extra level to factors in dataframe

I have a data frame with numeric and ordered factor columns. I have lot of NA values, so no level is assigned ... " level added to last place. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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676 views

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r - Convert seconds to days: hours:minutes:seconds

I want to convert the seconds into hours minutes and seconds in R. Example 86400seconds-1day gmdate("d H:i:s",86400) This is how I tried. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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r - if else condition in ggplot to add an extra layer

say I want to plot two layers in ggplot, one containing points and another one containing lines if a certain criteria ... = NULL, height = NULL) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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540 views

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r - Using `geom_line()` with X axis being factors

Suppose I have a dataframe: hist <- data.frame(date=Sys.Date() + 0:13, counts=1:14) I want to plot the ... 0 for monday, 1 for tuesday, etc? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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286 views

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r - Extract the first (or last) n characters of a string

I want to extract the first (or last) n characters of a string. This would be the equivalent to Excel's LEFT() ... 1] "left" What should I do? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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316 views

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r - How to install a package from a download zip file

I have download this package as a zip file. Is it possible to install it from R console using this zip or ... are the results from the answer See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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249 views

1 answer

r - Moving files between folders

I want to copy/paste a file from one folder to another folder in windows using R, but it's not working. My code ... /SCOP/rabata.tx") [1] FALSE See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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649 views

1 answer

r - "Density" curve overlay on histogram where vertical axis is frequency (aka count) or relative frequency?

Is there a method to overlay something analogous to a density curve when the vertical axis is frequency or relative ... .count..)) hist.1a See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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750 views

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r - stacked bars within grouped bar chart

I have the following graph test <- expand.grid('cat' = LETTERS[1:5], 'cond'= c(F,T), 'year' = 2001:2005) ... (true or false). How do I do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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348 views

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r - Align multiple plots in ggplot2 when some have legends and others don't

I have used the method indicated here to align graphs sharing the same abscissa. But I can't make it work when some ... ncol = 1)) return(g) } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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339 views

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r - Align multiple tables side by side

The following code produces 2 tables on top of each other. How would I set it to have them aligned side by side ... ``` Output looks like this: See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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605 views

1 answer

r - Cut() error - 'breaks' are not unique

I have following dataframe: a ID a.1 b.1 a.2 b.2 1 1 40.00 100.00 NA 88.89 2 2 100.00 100.00 100 ... this error? How can it be fixed? Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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299 views

1 answer

r - ggplot2 multiple scales/legends per aesthetic, revisited

I have an example where I'd like to highlight several properties of sequence alignments using ggplot. I'm using ... ("What about Score2?") See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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535 views

1 answer

r - RMarkdown: How to end tabbed content

Once I have defined tabs, how do I define content outside/below tabs? Or, how do I end tabbed content? I have ... tab and which ones not to be? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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