All digital terrain modelling systems are not equal

Lorriman, N.

All digital terrain modelling systems are not equal - 1991 - Civil Engineering Surveyor 16(6) July/August 1991, 22-27(6) .

This paper explains the role of digital terrain models (DTMs) and highlights the strengths and weaknesses of the three most common systems: string, regular grid and triangular. Provides detail of thirteen software packages currently available.


COMPUTERS
DIGITAL GROUND MODELLING