I tried to make a linear regression with the lm function, but the output is NA for every independent variable. The dataframe is numeric. I have already tried t
Quarto is designed to supercede Rmarkdown. It supports many languages and offers new features. One new feature is the ability to place citations and other conte
I'm trying to make neural network training reproducible using RStudio's Keras interface. Setting a seed in the R script (set.seed(42)) doesn't seem to work. Is
I am recently switching from RStudio to VS Code. I have installed R extension in VS Code, but when I open VS Code and R terminal, R cannot be loaded. I followed
I often have truly large data frames (ie 10 to 40 columns, millions to hundreds of millions of rows) that I would like to perform dimensionality reduction on in
This is a little rudimentary, I know. Basically, I want to use the save data from the coef function to a shared data frame for models that all pull limited poss
THIS IS MY DATA I have a panel data in R, so I want to create a rolling window linear regression by group. For instance, I have a lot of dates from 1 to 618. E
When I run the following app.R file everything works perfectly. library(shinydashboard) ui <- dashboardPage( dashboardHeader(title = "Basic dashboard"),
A MWE is as follows: library(dplyr) Period <- c(1, 1, 1, 2, 2, 2, 3, 3, 3) Subject <- c(1, 2, 3, 1, 2, 3, 1, 2, 3) set.seed(1) Values <- round(rnor
This one has me puzzled. The below code extract uses selectizeInput() to allow the user to choose to/from periods for purposes of data analysis (latter not show
I am plotting GIS data using leaflet in R and I am setting the colour of the plotted points to a value in the data set. The data values span a wide range and i
I am currently trying to limit my selection in a DataTable in Shiny to just two rows - I want the table to not allow the user to click on more than rows (but al
I've a dataset of macroeconomic data like GDP, inflation, etc... where Rows=different macroeconomic indicators and columns=years Since some values are missing (
I have a data.frame that looks like this: > DF1 A B C D E a x c h p c d q t w s e r p a w
I am migrating over from ggplot2 to plotly, in order to take advantage of the interactive features they offer. I do realize that the plotly library has a ggplo
I calculate feature importance for 2 different types of machine learning models (SVM and Classification Forest). I cannot post the data here, but I describe wha
I have an xml data file where user has opened an account and in some cases the account has been terminated. The data does not list the value when account has no
I am preparing some slides in RMarkdown, and I need to plot the code on one slide and the plot on the next one, so I frequently find myself doing something on t
First of all let me say that when I knit a full document that the output of stargazer is as expected. What I'd like to do is render it in my source pane under
I want to perform a (cubic) spline interpolation for population data to "transform" yearly data into quarterly data. I know that there are a fair number of flaw