Recent questions tagged R

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I want to modify the properties of the leaves in a dendrogram produced from plot of an hclust object. Minimally, ... what I would have guessed. 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 - Combined line & bar geoms: How to generate proper legend?

The legend for d2 looks fine; for d1, I would like to show just the hoizontal line against a white/transparent backgounnd. ... , "d2" = "red")) 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 - PCA FactoMineR plot data

I'm running an R script generating plots of the PCA analysis using FactorMineR. I'd like to output ... generated automatically plot(result1) 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 - How to extract data from a RasterBrick?

I have a RasterBrick consisting of monthly rainfall data over 7 years, so it has 7 layers with 12 slots each: ... of my code would be useful. See Question&Answers more detail:os...

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

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541 views

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r - Use href infobox as actionbutton

I was building an App with Rshiny. I have a couple of infoBoxand I would like to use the href option to make a ... ) }) }) shinyApp(ui,server) See Question&Answers more detail:os...

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

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492 views

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r - Adding Regression Line Equation and R2 on SEPARATE LINES graph

A few years ago, a poster asked how to add regression line equation and R2 on ggplot graphs at the link ... Thanks in advance for your help! See Question&Answers more detail:os...

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

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620 views

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r - Unquote the variable name on the right side of mutate function in dplyr

I am trying to make a function for a creating lagged variable using dplyr and function. But, the problem is that I cannot ... a1 4 2 a1 5 5 a1 See Question&Answers more detail:os...

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

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498 views

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r - ggplot2 multiline title, different indentations

I am generating graphs for a publication and I'd like to be able to label the panels of a figure in ... stuff to change indentation. 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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r - Specifying the scale for the density in ggplot2's stat_density2d

I'm looking to create multiple density graphs, to make an "animated heat map." Since each frame of the ... has a different scale for each See Question&Answers more detail:os...

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

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888 views

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r - Plotting dose response curves with ggplot2 and drc

In biology we often want to plot dose response curves. The R package 'drc' is really useful and base graphics ... plotted in the same colour? See Question&Answers more detail:os...

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

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422 views

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r - How to split a character vector into data frame?

I'm still relatively new to R and hope you can again help me. I have a character vector with a length of ... someone help me with 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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353 views

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r - How to make an overlapping barplot?

Making a barplot the 'standard' way dat <- read.table(text = "A B + 1 1 4 + 2 2 3 + 3 3 2 + 4 4 1", ... like so How can I make such a plot in 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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489 views

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r - Performance of rbind.data.frame

I have a list of dataframes for which I am certain that they all contain at least one row (in fact, some contain ... to be as fast as possible. See Question&Answers more detail:os...

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

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458 views

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r - Extract column name in mutate_if call

I would like to extract the column name in the function call to mutate_if. With this, I then want to look up a value in a ... 8 d # 10 10 2 2 e See Question&Answers more detail:os...

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

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581 views

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r - Index element from list in Rcpp

Suppose I have a List in Rcpp, here called x containing matrices. I can extract one of the elements using ... this element to do computations. See Question&Answers more detail:os...

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

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450 views

1 answer

r - Conditional gsub replacement

I have text data (in R) and want to replace some characters with other characters in a data frame. I ... though there is no gsub involved. See Question&Answers more detail:os...

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

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362 views

1 answer

r - Stacke different plots in a facet manner

To train with ggplot and to improve my skills in writing R functions I decided to build a series of functions that ... time, nr)) + geom_area() See Question&Answers more detail:os...

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

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356 views

1 answer

r - Making a ternary plot

I want to plot the projection of 3-dimensional data on their simplex using ggplot2. I thought I could manage ... are appreciated. Many 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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589 views

1 answer

r - Plot decision boundaries with ggplot2?

How do I plot the equivalent of contour (base R) with ggplot2? Below is an example with linear discriminant ... .e. the decision boundaries). See Question&Answers more detail:os...

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

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427 views

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r - rCharts with Highcharts as shiny application

I have a shiny application consisting of three files. server.R, ui.R and the file to launch the application with ... but I didn't find anything. See Question&Answers more detail:os...

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

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334 views

1 answer

r - How to sort a matrix by all columns

Suppose I have arr = 2 1 3 1 2 3 1 1 2 How can I sort this into the below? arr = 1 1 2 1 2 3 ... , first by column one, then by column two etc. See Question&Answers more detail:os...

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

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417 views

1 answer

r - Passing by reference a data.frame and updating it with rcpp

looking at the rcpp documentation and Rcpp::DataFrame in the gallery I realized that I didn't know how to modify a ... "] = newCol; return; } 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

1 answer

r - Passing by reference a data.frame and updating it with rcpp

looking at the rcpp documentation and Rcpp::DataFrame in the gallery I realized that I didn't know how to modify a ... "] = newCol; return; } See Question&Answers more detail:os...

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

0 votes

353 views

1 answer

r - Stacke different plots in a facet manner

To train with ggplot and to improve my skills in writing R functions I decided to build a series of functions that ... time, nr)) + geom_area() See Question&Answers more detail:os...

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

0 votes

434 views

1 answer

r - Making a ternary plot

I want to plot the projection of 3-dimensional data on their simplex using ggplot2. I thought I could manage ... are appreciated. Many thanks! See Question&Answers more detail:os...

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

0 votes

737 views

1 answer

r - Plot decision boundaries with ggplot2?

How do I plot the equivalent of contour (base R) with ggplot2? Below is an example with linear discriminant ... .e. the decision boundaries). See Question&Answers more detail:os...

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

0 votes

396 views

1 answer

r - rCharts with Highcharts as shiny application

I have a shiny application consisting of three files. server.R, ui.R and the file to launch the application with ... but I didn't find anything. See Question&Answers more detail:os...

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

0 votes

342 views

1 answer

r - How to sort a matrix by all columns

Suppose I have arr = 2 1 3 1 2 3 1 1 2 How can I sort this into the below? arr = 1 1 2 1 2 3 ... , first by column one, then by column two etc. See Question&Answers more detail:os...

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

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