Digital world grows wider.

Byline: Richard Craver

Apr. 8--Imagine a local auditorium or museum where guests take an interactive, large-screen tour in real time with people and scenes from around the world.

How about doctors studying a three-dimensional model of a patient's body before surgery, or soldiers enhancing their peripheral perception before going into battle?

These scenarios, and many more, may become possible soon through a growing intertwining of computer-generated images with real events, according to speakers yesterday at the second annual Digital Arts symposium at the N.C. School of the Arts.

The symposium, which attracted more than 200 participants, …