Recent questions tagged R

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r - ggplot2 - Correctly arrange odd number of plots into one figure

I have an odd number of plots to arrange into one figure and I desire to show the last plot centered ... using cowplot. Any suggestion? thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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647 views

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r - How to filter dataframe with multiple conditions?

I have this dataframe that I'll like to subset (if possible, with dplyr or base R functions): df <- data. ... 2 18 Appreciate any help! Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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613 views

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r - Adding group mean lines to geom_bar plot and including in legend

I want to be able to create a bar graph which shows also shows the mean value for bars in each group. ... solution that I am missing!? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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530 views

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r - Getting subset of of data based on multiple column values

I am trying to remove rows based on whether or not columns 2 and 3 contain 0's. I keep getting very strange results. I ... 1 1 4 3 3 3 5 6 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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594 views

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r - knitr - Python engine cache option not working

yihui gives an example of using the cache option for the different engines https://github.com/yihui/knitr-examples/ ... ` Anyone have an idea? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Getting Stargazer Column labels to print on two or three lines?

I have some models that have long titles to be fully explanatory. It would be helpful to have them print their ... need long titles') Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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614 views

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r - Dynamic number of calls to a chunk with knitr

I have such a list: > lSlopes $A Estimate 2.5 % 97.5 % 1 2.12 -0.56 4.80 $B Estimate 2.5 ... whether there exists a non-recursive solution ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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657 views

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r - How to properly set cookies to get URL content using httr

I need to download information from web site that is protected using cookies. I pass this protection manually and ... mytest2, pass: qwerty12) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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791 views

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r - Create new variable by multiple conditions via mutate case_when

Hi want to create a new variable/column (WHRcat) by 2 variables (WHR and sexe) under a certain condition wth ... dplyr/blob/master/R/case_when.R See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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640 views

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r - How to be alerted about the ongoing progress of a loop/lapply

In R, I will sometimes have a long for loop or lapply that I want to know the ongoing progress of. Something ... lapply or for loop has done? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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707 views

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r - Understanding bandwidth smoothing in ggplot2

realdata = https://www.dropbox.com/s/pc5tp2lfhafgaiy/realdata.txt simulation = https://www.dropbox.com/s/ ... are also very welcome! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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503 views

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r - Find specific patterns in sequences

I'm using R package TraMineR to make some academic research on sequence analysis. I want to find a pattern defined as ... to A ? Thanks a lot ! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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717 views

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r - Convert an integer column to time HH:MM

I'm trying to learn R, and I'm stuck with a problem regarding the conversion of one column in a data set from ... [11] 0050 0055 0100 0105 0110 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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493 views

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r - Unable to format months with as.Date

I'm missing something obvious with the "format" section of as.Date. Consider this example d1 <- data.frame(d ... date1 works but date2 doesn't. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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648 views

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r - Use alpha values provided in data

I would like to use the explicit values for the alpha level. head(D) x y group alpha 1 1 18 A 0.40 <~~ ... + ggtitle("CORRECT") , ncol=2) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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641 views

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r - Comparing speed of fread vs. read.table for reading the first 1M rows out of 100M

I have a 14GB data.txt file. I was comparing the speed of fread and read.table by reading the first 1M rows ... am using a Windows OS computer. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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499 views

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r - installing Rcartogram packages - error message

I am trying to build a cartogram like here Installation from the link does not work: `install.packages('Rcartogram', ... ): [1] tools_3.2.0 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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794 views

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r - Weighted mean by row

I have the following data: a=c(1:10) b=c(16:25) c=c(24:33) wa=c(3,7,3,3,3,3,3,3,3,1) ... also returned the same error. What am I doing wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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635 views

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r - How to select rows in a table whose row.names match any element from a character vector?

I have a big table (over 20,000 rows) containing a couple of columns saved in a matrix x. I also have ... one of elements in the vector z? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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547 views

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r - Remove rows from a single-column data frame

When I try to remove the last row from a single column data frame, I get a vector back instead of a data ... no matter how many columns exist? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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863 views

1 answer

r - Multiple ggplot pie charts with whole pies

I would like to make two side by side pie charts using ggplot2 but am having difficulty making both pie charts " ... , class = "data.frame") See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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898 views

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r - How to suppress part of the output from `lapply()`?

I want to use lapply() to print all the elements that I have inside of a list. The following code does that, ... each thing in the list once? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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551 views

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r - merge data frames to eliminate missing observations

I have two data frames. One (df1) contains all columns and rows of interest, but includes missing observations. The ... = "", header = TRUE) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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914 views

1 answer

r - Adding linear model abline to log-log plot in ggplot

I cannot seem to replicate the adding of a linear abline to a log-log ggplot. Code below illustrates. ... scale_y_log10() + scale_x_log10() See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

r - How to change color scheme in corrplot

I am using corrplot in R to visualise a correlation-coefficient matrix as follows. library(corrplot) library(datasets) ... , please? Thank you! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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768 views

1 answer

r - How to fuzzy join based on multiple columns and conditions?

I'm trying to left join two data frames (df1, df2). The data frames have two columns in common: zone and ... how to create a match function. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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640 views

1 answer

r - data table string concatenation of SD columns for by group values

I have a big data set with many variables that looks similar to this : > data.table(a=letters[1:10],b=LETTERS[1:10],ID=c ... 2 3: h,i,j H,I,J 3 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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593 views

1 answer

r - Filter by ranges supplied by two vectors, without a join operation

I wish to do exactly this: Take dates from one dataframe and filter data in another dataframe - R except without ... part of pipe is preferred. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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