They maintain models of users, and use these models to assist them, by proactively providing information they require, and shielding them from information that is not of interest. ZDL thus acts both as an information filter and an information gatherer. Personal Internet Newspaper Bolt Beranek and Newman Inc. has developed software that filters data available on the Internet and delivers manageable information to users desktops. BBN s Personal Internet Newspaper, or PIN, uses intelligent agent technology. PIN sits on a server accessible via any World Wide Web browser.
Users request information, using keywords.
The requests are then processed with similar inquiries and agents are dispatched to conduct searches and obtain results. General Magic Inc. Programs written in Telescript are interpreted and executed by a software program called the Telescript engine. Telescript engines may reside anywhere in the PersonaLink network. A Telescript agent is a mobile program that travels between Telescript engines into, out of and around the network. Telescript agents can perform many personalized functions from filtering your electronic mail to shopping for goods and information on your behalf.