Issue 4
April - May2003
News Features
- Interview with Mark Cattini
- Virtual Australia
- SLR Station Destroyed
- Towards JPEG 2000
- Satellite Navigators Meet
- New Library for Alexandria
Features
The era of the map tile is drawing to an end. It is being replaced by seamless databases, which enable cartographers to rewrite the rules on maintenance and updating. The result will be cheaper, more up-to-date maps, whether on paper or digital.
To be useful in many new applications, data needs to be current in both space and time. The older the data is, the less useful it is. This new regime depends on a new generation of data creation technologies that centre on the individual in the field, not the processor in the back office.
The Great Barrier Reef World Heritage Area extends 1900 km along the coast of Queensland, covering an area of 345,0002 , including 3000 individual coral reefs, numerous islands and sandy cays. Managing this vast area requires maps.
Fixed or Rotary? - David Turton
Spatial data acquisition by Airborne Laser Scanning is harder than it looks. The choice of platform has a direct bearing on the quality of the results.
Natural Area Coding - Jonathon Powers
Natural Area Coding provides an easy method of defining any area or point. It's better than lat and long, and might even be better than a telephone number.
Flight-4 - Paul Grad
Japan's H2A rocket lifted more than Midori-2 last month. The hopes of Australia's space establishment also rode on the successful flight.
National DigSafe Launch - Hazel Baker
A call to 1100 could save you a bundle, if you dig for a living.
Hyperspectral Imagery for Exploration - John Clucas
There is a good chance that the results of hyperspectral imaging will surprise geologists. A recent study over Broken Hill has offered up volumes of information on the area's mineralogy. The task now is to interpret it.
Defining Terrain - John Clucas
ALS provided the solution when a Queensland gold mining company required accurate, digital spatial data for mineral exploration and mine planning.
Automated Coal Mining - John Clucas
Automation of the giant shearers in longwall coal mines will provide answers to a number of problems facing the industry. Not the least of these is minimisation of hazards for workers.
Collecting AgStats - Lucy Randall
There is much to be gained by comparing two datasets. The final result can be better than either.
The Battle for Canberra - Jon Fairall
Despite the best efforts of fire fighters, Canberra surrendered far too much to the fires that swept down on the city in January. At least one reason for the savagery of the blaze is the speed with which it moved ñ fast enough to overwhelm the defenders.
Standards and Online Data - Maurits Van Der Vlugt and Jonathon Doig
The world's first battle-ready WFS site is up and running.
Columns
Editorial
News
Products
Companies
Image of the Month
AURISA Persepectives
IEMSA
ISA
Calendar
Classifieds
Next Issue
Spatial Technology in Agriculture
New Ways to Measure Position
Storage Systems
On the Horizon
Communications
Mobile Computing
Trends in GIS
Front Cover Credit : Hyvista Corporation - Hyperspectral imagery from the Broken Hill region taken with HyVista's HyMap sensor
If you would like to contribute to any of these features, email the editor jon@gisuser.com.au

(This page last modified on 28 March 2003)
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