A look into open data about crime and policing in England.
Found at https://data.police.uk/. I downloaded a date range from 2011 through 2016, ~5 years. The uncompressed filesize for all select-able policing forces was approximately 5.45 GB. A quick C# script was written to filter out only the “Drug” crime type category, and it’s long/lat degree coordinates.
The output was used to make the map below. Click map for larger size.
The downloadable data comes in a multi-directory/multi-file structure. Below is a c# console application which was created to parse the root folder, and export the specific crime type’s coordinates throughout out all the files. Continue reading →
A quick and fun response to a data visualization request submitted to Reddit. The dataset provided comes from chicagotribune.com, and contains monthly homicide counts from 1957 through 2015. Click on graphs below for larger size.
Playing around with the MapD demo. In order to show off their plotting speed capabilities, they provide a sample set of twitter geo data to view on an web based interactive world map. Time range of tweets displayed is from Nov,1 2014 through Feb 28, 2015. I don’t know how inclusive the tweet data is, and what percentage of the total tweets this sample contains.
Here are some screenshots I took of Tweets made from Illinois to Chicago.