April 1989 - Vol. 32 No. 4
Features
Volumetric rendering speaks volumes for data 20 orders of magnitude apart—from human anatomy to neuroanatomy, and from electrostatic charges of macromolecules to…
A conversation with Steve Jobs
NeXT, Inc. President and CEO Steve Jobs (left), and VP of Sales and Marketing, Dan'l Lewin, discuss the goals of the new company, and the NeXT Computer System itself.
How can a system that differs sharply from all currently fashionable approaches score any kind of success? Here's how.
The experience of home-based systems developers is compared with their office-based counterparts in a UK computer firm. The analysis produced two major patterns: the…
A self-assessment procedure on the application of copyright law to computer programs
Developing knowledge-based systems: reorganizing the system development life cycle
Through methodological evolution, the development of the Knowledge-Based Development Life Cycle is supported. In this methodology, processes replace phases and stages and…
Data compression with finite windows
Several methods are presented for adaptive, invertible data compression in the style of Lempel's and Ziv's first textual substitution proposal. For the first two methods,…