Extracting Coefficients, Std Errors, R2 etc from multiple regressions
I have the following regression model;models <- lapply(1:25, function(x) lm(Y_df[,x] ~ X1)) Which runs 25 regressions on 25 columns in the Y_df dataframe.One of the outputs can be shown...
View ArticleTrying to install fast qc in R
I'm trying to install fastqc in R to construct a RNA-Seq analysis pipeline, I've tried everything and when I try to install it using "install.packages("fastqc")" I get the following error message:...
View ArticleCount observations per group satisfying a different condition for each row
I have a dataframe that looks like this onestate start end date treat 1 1999 2000 2001 1 1 1998 2000 2001 1 1 2000 2003 NA 0 2 2001 2002 NA 0 2 2002 2004 2003 1 2 2003 2004 2005 1 3 2002 2004 2006 1 3...
View ArticleHow can I make large additions to textstem's lexicon in R?
I have a large body of free-text survey comments that I'm attempting to analyze. I used the textstem package to perform lemmatization, but after looking at the unique tokens it identified I'd like to...
View ArticleShiny not detecting input in output
If I run the following code, everything runs fine: library(dplyr) library(tidyr) library(shiny) id <- 1:100 gender <- sample(c('M','F'), 100, replace=TRUE) age <- sample(18:22, 100,...
View ArticleApply same function on same object, with different parameters -- the tidy way
I would like to apply iteratively the same function (in the example, my_function) to the same object (here, my_matrix) with different parameters (my_parameters) stored in a list, or something...
View ArticleMerging more than 2 dataframes in R by rownames
I gather data from 4 df's and would like to merge them by rownames. I am looking for an efficient way to do this. This is a simplified version of the data I have. df1 <- data.frame(N= sample(seq(9,...
View ArticleFilter by Groups in R
I have a large dataset of claims data. I would like to filter out multiple claims from the same claimant (i.e. ExternalLeaveId1) based on the maximum MaxApprovedDate and the minimum MinApprovedDate....
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How to use different font sizes in ggplot facet wrap labels?
I want to create two different sizes of text in the labels of my facet wrap.For example:Species X (size 14)Total catch (n=133) (size 12)test <- read.csv(paste0(path, "Costello Artvgl2 for...
View ArticleSimilarity as edge attribute in iGraph
Lets say we have some graph g and then we compute some similarity between each pair of nodes from g: g <- graph.ring(10) g_sim <- similarity.dice(g) The question is: how to use data from g_sim to...
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fs full extent R graphics device
I am starting to explore the sf package and have a question about geom_sf(). All of my spatial plots render nicely filling the complete R plotting device, however, when I use geom_sf() in ggplot2 it...
View Articlein R: how to take value from Nth cell and subtract from every cell in Nth column
Let's say I have a dataset that looks as follows:subvalues <- c(1:10)df <- data.frame(x = rpois(40,2), y = rpois(40,2), z = rpois(40,2))I want to take the value from the first cell of subvalues...
View ArticleR install.packages("PackageName") no response, timeout [closed]
I am running R on an AWS ubuntu instance. I have completely uninstalled and purged R, deleted libPaths followed by re-installation of r-base. Whenever I try to install.packages() for any package R sits...
View ArticleExtract data from pdf files with R
I am trying to extract data (tables) from pdf files and store them as data frames. library(pdftools) library(tabulizerjars) library(tabulizer) library(tidyverse) f <-...
View ArticleFilter to a specific date within a specific column
I have a dataframe, df with column DateTimeUTC. ID DateTimeUTC A 12/4/2019 11:30:30 PM A 12/4/2019 11:30:30 PM B 12/5/2019 11:30:30 PM B 12/5/2019 11:30:30 PM B 12/5/2019 11:30:30 PM I would like to...
View ArticleUnpredictable results using cut() function in R to convert dates to 15 minute...
OK, this is making me crazy.I have several datasets with time values that need to be rolled up into 15 minute intervals.I found a solution here that works beautifully on one dataset. But on the next...
View ArticleX-axis tick labels different font size and font face ggplot
I am trying to change the font size and face of x-axis tick labels based on the line. The label on 1st line to bold and 12 and label on 2nd line to regular and 8. structure(list(`501` = c(0, 0, 0, 0,...
View ArticleR memoise on Linux server
I'm testing memoise to cache a big dataframe in a R shiny application. It works totally fine on my local windows machine but as soon as I deploy the code on the Linux server, somehow it seems memoise...
View ArticleHow to add a "favorability" direction variable to a linear model in R?...
I'm working on a modeling problem using multiple regression in R. I'm having trouble wrapping my head around how to build a linear model to capture a certain kind of data.My data consists of three...
View ArticleTimeseries and R language
I have a file txt that every line is a sequence of data(numbers) separated with comma like 3,3,3,3,3,2,34,5 10,11,23,22,2,2,2,2,45,67 I need to read every line with R as time series and plot the result.
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