Speed up backtesting with parallel computing
The video from last month's high-performance backtesting webinar is now available for replay. It's well worth checking out, especially for…
Tweets, Viruses and Bubbles
Twitter seems to have some design flaws which may be the result of its developers not thinking enough about security…
Why it’s a Good Thing That Google’s Data Fetish Drove Away Its Top Designer
Full disclosure: I am long Google.Here are a few of the headlines regarding Doug Bowman’s departure from Google:Google’s Data Fetish…
Stuck in First Gear
Big investments were made in recent years in IT. IBM, Oracle/Siebel and SAP lead the market and were successful not…
Do We Really Need More Data?
Stephen Few had another of his great posts on his Visual Business Intelligence blog - Do We Really Need More…
Inside Rohm and Haas’ Open Source Dashboard
In “Rohm and Haas and the ‘Open Source Dashboard," we noted that the big chemical company had deployed a low-cost…
Gapminder: Animating the World’s Data
Gapminder is non-profit organization that makes social, environmental and economic development data from all the countries of the world available and…
More than just “The Usual Suspects” – Doing Due Diligence for DW and BI Tools
The publishing of Gartner’s Magic Quadrants or Forrester’s Waves is eagerly awaited by vendors in many IT categories, particularly those…
Why normalization matters with K-Means
A question about K-means clustering in Clementine was posted here. I thought I knew the answer, but took the opportunity…