Recent questions tagged R

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r - Kruskal-Wallis test: create lapply function to subset data.frame?

I have a data set of values (val) grouped by multiple categories (distance & phase). I would like to test ... . All help is highly appreciated. See Question&Answers more detail:os...

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

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590 views

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r - Assign NAs to Duplicates in each Row after first occurence

I have a dataframe that looks like this: crop1 crop4 crop5 crop6 crop7 crop8 crop9 crop10 crop11 1 Onion Rice ... http://pastebin.com/yKqhWyvW See Question&Answers more detail:os...

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

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765 views

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r - Subset a data frame based on another

I have two data frames, x and y. x<-data.frame(id=c(1,2,3,4,5), g=c(21,52,43,94,35)) y<-data. ... . What is the best way of doing 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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1.1k views

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r - Switch between layouts reactively with shiny

How can I switch between page layouts in Shiny in response to user input? For example, I would like to switch ... panels. How is this 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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729 views

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r - ggplots stored in plot list to respect variable values at time of plot generation within for loop

I have an elaborate plot routine that generates box plots with additional layers of scatter and adds them to a ... plot_index + 1 } plot_list See Question&Answers more detail:os...

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

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667 views

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r - dplyr - mutate formula based on similarities in column names

I am trying to find a better way to run a mutate() on a combination of columns based on parts of the column ... of code in the mutate 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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614 views

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r - Correlation/p values of all combinations of all rows of two matrices

I would like to calculate the correlation and the p value of that correlatio of each species (bac) to each of ... of rows...Any ideas? See Question&Answers more detail:os...

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

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626 views

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r - RODBC functions and errors/warnings

A question about this R code: library(RODBC) ch <- tryCatch(odbcConnect("RTEST"), warning=function(w){print("FAIL! ... message (so no NA). Why? 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 - ggplot2: Add p-value to grouped box plots

I am trying to add p_values to my graph using "stat_signif" function. The problem is that my boxplots are ... box plots of every element. See Question&Answers more detail:os...

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

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677 views

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r - How to filter (with dplyr) for all values of a group if variable limit is reached?

Here's the dummy data: cases <- rep(1:5,times=2) var1 <- as.numeric(c(450,100,250,999,200,500, ... solutions based on other packages as well. See Question&Answers more detail:os...

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

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592 views

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r - Shiny update the clicked point to highlight it

Here is a working example of extracting the on-click event. I would like to ask you if there is a way to ... clicked point has been asked here. See Question&Answers more detail:os...

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

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557 views

1 answer

r - How to convert data from pdf files into data frames

I'm trying to convert the data from a large number of PDF files to data frames in R. I've been converting the ... PDF files to data frames 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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762 views

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r - Split comma-separated strings into boolean columns

I have: id choice ---------- 1 "a,b,c" 2 "c" 3 "a,c" 4 "b,c" I need id a b c ----- ... I've looked into strsplit but that doesn't seem to 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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929 views

1 answer

r - how to reverse order y-axis values in ggplot2

I have this data frame y. I am trying to create a heatmap using ggplot. I would like to reverse the order of y ... :4254, 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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766 views

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r - How do I merge all data frames in the global environment?

I have dozens of data frames in the global environment. I want to merge all of them without typing the names of all of them. How do I 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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755 views

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r - SparklyR separate one Spark DataFrame column into two columns

I have a dataframe containing a column named COL which is structured in this way: VALUE1###VALUE2 The following code ... on my spark driver? See Question&Answers more detail:os...

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

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857 views

1 answer

r - Create ggplot2 legend for multiple datasets

I am trying to display background data in grey in a ggplot with legend automatically. My aim is to either ... I then add the geom_points. See Question&Answers more detail:os...

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

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639 views

1 answer

r - Accesing a variable in a ggplot function

I have a sample data below data <- data.frame(yr=c(1999,2000,2001,2002,2003,2004,2005,2006,2007,2009,2010,2011, ... can I solve this on R3.02? See Question&Answers more detail:os...

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

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844 views

1 answer

r - Adding Slight curve (or bend) in ggplot geom_path to make path easier to read

This question is a new question from a previously answered question located here: Plot mean of data within same ... data is trying to portray. See Question&Answers more detail:os...

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

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783 views

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r - How to read date time from 2 columns with zoo?

I have a csv file contains minutes exchange rate <TICKER>,<DTYYYYMMDD>,<TIME>,<OPEN>,<HIGH>,<LOW>,<CLOSE>,<VOL> EURUSD ... data rows: 1 2 3 4 5 See Question&Answers more detail:os...

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

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559 views

1 answer

r - Match data and count number of same value

I have two data sets (data frames). I would like to find match values between these data sets based on each ... column is the number of matches. See Question&Answers more detail:os...

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

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584 views

1 answer

r - How to sort a list by byte-order for AWS-Calls

Having a look at http://associates-amazon.s3.amazonaws.com/signed-requests/helper/index.html The following Name-Value Pairs ... to do this 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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679 views

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r - ggplot2 doesn't know how to deal with data of class reactive

It seems that reactive encapsulated variables, so the variable inside tweets can not be accessed... so how to ... 76: output$ditribusi 1: runApp See Question&Answers more detail:os...

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

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935 views

1 answer

r - reorder dodge bar plots (ggplot2)

I have a data frame lot_main that looks like this: I want to make a bar plot with columns reorders according ... the same for each character. 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

1 answer

r - Order of factor levels in facet_wrap

I'd like to produce a facet_wrap where the order of factors within facets is based on the one of the column factor order ... = "address",y = "") See Question&Answers more detail:os...

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

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662 views

1 answer

r - Matching data from one dataframe to a time block that it fits within in a second dataframe

I have two datasets that I would like to match based on datetime information. Datetime values in dataset 1 ... would be greatly appreciated. See Question&Answers more detail:os...

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

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804 views

1 answer

r - removing scientific notation from a ggplot map legend

I am making a choropleth with ggplot and I am trying to fit the labels for my legend in the frame but ... (values= pal)+ theme_clean() See Question&Answers more detail:os...

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

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731 views

1 answer

r - Saving in hdf5save creates an unreadable file

I'm trying to save an array as a HDF5 file using R, but having no luck. To try and diagnose the problem I ... I'm completely at a loss. 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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