Unpicking The Algorithm

(Re)Structuring Journalism

Just wanted to flag an Upshot story that ran in the New York Times the other day, looking into the algorithm that the Chicago Police Department uses to predict who is most likely to be involved in a shooting (whether as the shooter or as the victim.)

As I’ve mentioned before – and Nick Diakopoulos has campaigned about – we ought to be doing more to cover the alogorithms that rule increasing parts of our lives, so it’s great when there’s a piece that does exactly that.

The story, by Jeff Asher and Rob Arthur, takes as a starting point the limited public information about the algorithm – known as the Strategic Subject List – that’s available, then tries to figure out how it works.

But using the publicly available data that (the CPD) have released, we reverse-engineered the impact of each characteristic on the final risk scores with a…

View original post 671 more words

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s