When OR Clusters Behave as AND

We are currently doing some testing with a new experimental engine. The experiment consists in using OR as the default …

Coming Soon: Data Mining MP3 Players

MP3 Confidentials: I saw this morning on CNN a technology news about how military records, including the names, SSNs, phones, etc …

Tons of Credit Card Transactions Exposed at HPY

We learned about this news from a business associate: According to USAToday, Heartland Payment Systems (HPY) on Tuesday disclosed that …

A JavaScript Client-Side Search Engine Challenge

Last year, a student taking my Search Engine Architecture course asked me if client-side search utilities -like javascript-based tools- could be …

Spammers from Forums.SearchEngineWatch.com?

Good question to ask. Once a while I receive email spam, but in the last few months I am getting …

AIRWeb2009 Call for Papers

Last night I received the following email from the organizing committee of AIRWeb2009 asking to disseminate the event: Dear Edel, …

Matrix Multiplication in Excel

The QA section of the current issue of our IRW Newsletter has a practical piece of knowledge. Question In Excel, …

Data Mining Email Headers Part II

This is a follow up of yesterday’s post. The following trick, discussed in IRW newsletter, helps you to mining email …

Data Mining Email Headers

The featuring article of IRW explains how to access, read, and interpret email headers. Several techniques for tracking down spammers …

Sneak Preview of IRW 2009-2-1

This is a sneak preview of the current issue of IRW The Newsletter. In this Issue: Featuring article: Data Mining …