RStudio and R

 

Articles and How to guides

R Project – create line chart

Follow along practical example – In an R script upload a spreadsheet, manipulate the data by pivoting columns, and then producing a line chart with data points.

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R Project – create bar chart – uses gglot2 package

Follow along practical example – In an R script upload a spreadsheet, manipulate the data by removing column/variable, change variable name, and pivot columns, and then producing a bar chart.

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RShiny – add catchment areas to a map using geoJSON

This example shows how easy it is to insert Wikipedia extracts into a Power BI report using the Wikimedia API.

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Automatic Identification System (AIS) data – let’s track vessels!

Ahoy there! Did you know that you can track the location of vessels? All you need is the AIS data transmitted by the vessel. AIS data provides a wealth of information including current location, course, and speed all of which can all be used to make waves in the field of data analytics.

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Hackathon: Mapping Scotland’s Shipwrecks

Over 23,000 ships have been wrecked off the coast of Scotland. I was astounded when I discovered that figure as it’s far higher than I would have guessed. I quickly went from being astonished to being quite sombre thinking about how many lives would have been lost at sea. Why am I telling you this? Well …..

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YouTube

RProject spreadsheet to barchart

R Project - how to create bar chart (ggplot2) from spreadsheet-includes data pivot & remove a column

R Project – how to create bar chart (ggplot2) from spreadsheet-includes data pivot & remove a column
R project create line chart with dots and hover over

R Project - create line chart with points (ggplot2 & plotly) from spreadsheet-includes data pivot

R Project – create line chart with points (ggplot2 & plotly) from spreadsheet-includes data pivot

Mapping Wikidata Shipwreck data in an R Shiny App

Map Wikidata in an R Shiny App – example

App created can be viewed here

Map direction of ship travel using AIS data in R Shiny app

Map direction of ship travel using AIS data in R Shiny app on a Leaflet map – follow along example

In R dataframe - how to alter the number of observations and/or variables

In R dataframe - how to alter the number of observations and/or variables

In R dataframe – how to alter the number of observations and/or variables
PBI AAGM images

Power BI project - Create image grids - Images from Wikidata brought in using a simple R script

Power BI project – Create image grids – Images from Wikidata brought in using a simple R script
map of school catchment areas

Add schools and their catchment areas to a map using a geoJson file

RShiny project – Plot polygons from GeoJSON file to leaflet map and plot circles from excel file
Using OpenStreetMap osmosis extract street names from polygon on map for display in RShiny table

Extract street names from a shape using OpenStreetMap tools and RShiny

Using OpenStreetMap osmosis extract street names from polygon on map for display in RShiny table
R shiny leaflet map layers

In R Shiny create leaflet map, add layer of rectangle shapes, toggle layer on and off - example

In R Shiny create leaflet map, add layer of rectangle shapes, toggle layer on and off – example
R merge 3 tables

Using R code, merge 3 csv files using left joins in an R Script - follow along using open data

Using R code, merge 3 csv files using left joins in an R Script – follow along using open data
RShiny datatable with buttons - follow along

RShiny - Create a table from data extracted from a geoJSON file and add buttons to allow user to download or copy the contents of the table

In RShiny create data table with buttons using open data from a geoJSON file – follow along

Using simple R script bring Wikidata into Power BI

Bring Wikidata into Power BI using a simple R script – example

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