Focussing CCTV Operator Performance (Part 1) - October, 1998, Vol 4 No 8. Click here for Human Factors Articles - Visit the Human Factor Discussion Forum. Part One - Providing a Focus for Observation. Effective surveillance requires operators who are focused on what they are doing and make the best use of their attention span. In previous articles I have written about issues in setting up a CCTV system and how to address some of the human factors and control room ergonomics.
A news aggregator is software that periodically reads a set of news sources, in one of several XML-based formats, finds the new bits, and displays them in reverse-chronological order on a single page..
Today, our aggregator is decentralized, it's a key part of our Radio UserLand software. We have competition, our software is not the only desktop news aggregator on the market. There's a lot more to say about the category, but first a definition. What is a News Aggregator? A news aggregator is software that periodically reads a set of news sources, in one of several XML-based formats, finds the new bits, and displays them in reverse-chronological order on a single page. How does a news aggregator work? Every hour the aggregator reads the feeds you're subscribed to, as few as a half-dozen, or as many as you like.