Monthly Archives: April 2012

Cutting the Boolean NOT

A classic problem in online searching is finding documents which aren’t about the usual suspects. Suppose, for instance, you’re trying to find documents about types of sustainable energy other than wind, wave or solar power. The classic novice’s reaction is … Continue reading

Posted in About SV, background theory | Tagged | Leave a comment

Searching in Klingon

It’s a classic problem. You’re a Federation captain trying to track down a renegade Klingon warship which has its cloaking device activated, and you don’t know whether it’s changed course since the last sighting. You have signals intelligence from a … Continue reading

Posted in About SV | Tagged , | Leave a comment