Here are the detailed examples of how to implement each of the suggestions provided:

Calculating Difference from Initial Value for Each Group in R Using data.table and Other Methods

Finding the Name of an Assignee Variable from Inside a Called Function in R: A Different Approach

How to Extract Data from a Matrix Form in R: A Step-by-Step Guide for Advanced Users

Looping ggplot2 with Subset in R: A Comprehensive Guide to Efficient Data Visualization

Mastering Remote Data Retrieval in R: A Comprehensive Guide to Secure and Efficient Access

Here's a revised version of your code with additional comments and explanations:

Assigning Values from One Data Frame to Another Based on Distance Criteria Using R and dplyr Package

Understanding the Difference between lm Function and arma Function in R: A Comparative Analysis of Linear Models and Auto-Regressive Moving Average Models in Time Series Data.

Finding Column Indices for Max Values of Each Row in R: Two Approaches