Recent questions tagged R

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441 views

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r - Filled and hollow shapes where the fill color = the line color

I want to convey three types of information in a dot-plot. I can use color, shape and fill (my actual data ... and the blue points with blue? See Question&Answers more detail:os...

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

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562 views

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r - Shiny splitLayout and selectInput issue

When I combine the splitLayout and selectInput in R Shiny, there is something wrong. The dropdown list of choices ... way to do this. See Question&Answers more detail:os...

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

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420 views

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r - RGB to Hex converter

Suppose I have this vector x <- c("165 239 210", "111 45 93") Is there a neat package to convert RGB values ... for R. x <- "#A5EFD2" "#6F2D5D" 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

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r - Scatterplot: Error in FUN(X[[i]], ...) : object 'Group' not found

I'm trying to plot some data using ggplot and I'm having some problems with the significant lines and asterisk ... simple problem. Any advice? 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 - read.csv row.names

I'm trying to read a column oriented csv file into R as a data frame. the first line of the file is like ... or otherwise, that would be great. See Question&Answers more detail:os...

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

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511 views

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r - ggplot renaming facet labels in facet_wrap

I've hit a stumbling block in writing a ggplot function. I'm trying to change the facet labels in a ggplot ... best way to achieve this? 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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392 views

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r - How to simultaneously apply color/shape/size in a scatter plot using plotly?

I am trying to create (in plotly) a scatterplot which distinguishes the points of the same series by two (or three) ... .0.16 and ggplot2_2.0.0. See Question&Answers more detail:os...

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

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725 views

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r - Subtract values in one dataframe from another

I have two data frames: (these are shortened versions of them) A Link VU U P 1 DVH1 7 1 37 2 DVH2 7 0 38 3 DVH3 ... 2 DVH2 3 0 24 3 DVH3 10 1 30 See Question&Answers more detail:os...

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

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851 views

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r - Format axis tick labels to percentage in plotly

I am creating bar charts in plotly with y-axis representing percentages or shares within 0-1. The y-axis displays ... 't seem to be working. See Question&Answers more detail:os...

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

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453 views

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r - How to scale the size of line and point separately in ggplot2

The code is as follows: set.seed(123) d1=data.frame(x=runif(10),y=runif(10),z=runif(10,1,10)) ... and points separately with a separate legend? See Question&Answers more detail:os...

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

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368 views

1 answer

r - how to determine if a character vector is a valid numeric or integer vector

I am trying to turn a nested list structure into a dataframe. The list looks similar to the following (it ... valid numeric or integer vector? See Question&Answers more detail:os...

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

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462 views

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r - How many elements in a vector are greater than x without using a loop

If I have the following vector : x [1] 1 5 8 9 1 0 15 15 and I want to know how many elements are greater ... would like to get : 2 as a result See Question&Answers more detail:os...

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

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514 views

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r - Memory limits in data table: negative length vectors are not allowed

I have a data table with several social media users and his/her followers. The original data table has the ... memory.limit() [1] 147446 See Question&Answers more detail:os...

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

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628 views

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r - Is there a limit for the possible number of nested ifelse statements

I wrote a code that uses 75(!!!) nested ifelse statements. I know its probably the most inefficient code I could ... This seems to work so far. See Question&Answers more detail:os...

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

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403 views

1 answer

r - Using gganimate to export gif

The package gganimate creates gifs (MWE code from here): library(ggplot2) #devtools::install_github('thomasp85/ ... be different issues. See Question&Answers more detail:os...

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

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489 views

1 answer

r - gradient breaks in a ggplot stat_bin2d plot

I have a 2d histogram created with stat_bin2d in the ggplot2 package. I'd like to control both the number of breaks in ... 3,4,5,6)) Any hints? See Question&Answers more detail:os...

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

0 votes

790 views

1 answer

r - Add legend to geom_vline

I know that this question has been asked before but the solutions don't seem to work for me. What I want to do ... ", linetype="dashed", size=1) 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

1 answer

r - How to make join operations in dplyr silent?

dplyr (version 0.4.1) prints the colnames by which it is performing the join. Is it possible to turn ... these lines are clogging my screen. See Question&Answers more detail:os...

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

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1.7k views

1 answer

r - How to classify a given date/time by the season (e.g. summer, autumn)

I have a list of data with date/time information. Here is a sample: Date.time 2012-12-20 19:28:00 2012 ... "September Equinox", "September Equinox", "September Equinox", "September...

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

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455 views

1 answer

r - How to add main title and manipulating axis labels in ggplot2 in Rstudio

I am new to R and I am using Rstudio. I have a ggplot2 R script for drawing a bar plot (something same as ... (fill = guide_legend(ncol = 1)) See Question&Answers more detail:os...

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

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448 views

1 answer

r - API Query for loop

I'm trying to pull some data from an API throw it all into a single data frame. I'm trying to put a variable ... <- x return(char.moves.x) } See Question&Answers more detail:os...

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

0 votes

495 views

1 answer

r - Adding Percentages to a Grouped Barchart Columns in GGplot2

Hoping someone can help me with labelling columns of a grouped barchart with percentages. I couldn't find an ... way to achieve all this! See Question&Answers more detail:os...

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

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488 views

1 answer

r - How to draw a contour plot when data are not on a regular grid?

Say I have 3 variables such that x=1:9 y=c(1,1,1,2,2,2,3,3,3) z=6:14 How can I rearrange the ... 'x' and 'y' values expected 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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479 views

1 answer

r - ggplot piecharts on a ggmap: labels destroy the small plots

My ggmap on which I would like small piecharts with labels is generated with the code: p <- get_googlemap( "Poland ... . Why I cannot have both? See Question&Answers more detail:os...

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

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401 views

1 answer

r - Adding missing dates to dataframe

I have a data frame which looks like this: times values 1 2013-07-06 20:00:00 0.02 2 2013-07-07 20: ... getting lost... Thank you for your help See Question&Answers more detail:os...

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

0 votes

350 views

1 answer

r - Outputing N tables in shiny, where N depends on the data

I have a shiny app in which I would like to print multiple tables. The catch is, I do not know how many ... how many tableOutputs I will need? See Question&Answers more detail:os...

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

0 votes

350 views

1 answer

r - How to bookmark and restore dynamically added modules?

I am trying to save and restore an app that uses modules which render UI outputs dynamically. I hoped the ... and plot output are restored: See Question&Answers more detail:os...

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

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515 views

1 answer

r - How to averaging over a time period by hours?

Im new to R and expirience my first difficulties. I have a data set of ca.10000 obs. of 365 days where I ... my means seems to be limited. See Question&Answers more detail:os...

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

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