Data Science

Netflix Recommendations: Beyond the 5 stars (Part 2)

1000x Faster Spelling Correction algorithm (2012)

Videos of the Netflix talks at AWS Re:Invent

these videos tell the Netflix technology story

by Adrian Cockcroft

Most of the talks and panel sessions at AWS Re:Invent were recorded, but there are so many sessions…

3 Years!! exhilarated team!!

It always feels good to grow, it always feels great to scale. It makes you feel good when world around you starts feeling more serious about your thoughts and your deeds. It gives you a sense of responsibility as well, which leads to more challenges.

Principal Components Analysis in one slide

This slide should be considered a cheatsheet of the PCA algorithm to reduce…

Statistics for fun and profit (and analyzing split tests)

This is a post about split testing. Split testing, sometimes known as A/B testing, is a way of figuring out which of two (or more) versions of a site performs better. The idea is simple: divide visitors to your site into groups at…

Dawn of the Data Age: Jake Porway, DataKind, and the Future of Decision-Making

Covering Indexes with Included Columns

When creating non-clustered index there is an option for including columns to extend its…

Weakest Link

Each piece of gear used in rock climbing has the potential to be the weakest link. Often, based on accident reports, it the human decisions or lack of focus that is the most difficult to improve.

Ropes, anchors, harness, and carabiners and another equipment all have to work in…

Full360 Likes Jaspersoft 5

I had the good fortune to be invited to the Jaspersoft pre-release seminars in San Francisco. There I was in the company of a few other partners and at least 40 Jaspersoft employees from all different departments (and countries) around the company.