Putting the Geographical Analysis Machine on the Internet


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Table of Contents

Putting the Geographical Analysis Machine on the Internet

Contents

Why bother?

Vendor Excuses Include:

A basic Conjecture..

The problem is essentially that of creating a problem oriented Geographical Analysis Culture amongst End-Users

There are three additional problems:

The WWW provides a Solution

Mark 1 Geographical Analysis Machine

Geographical Analysis Machine (GAM) history

BUT

10 years ago GAM/1 was a mixed blessing!

GAM/1: good aspects

GAM/1: Bads

International Agency for Research on Cancer (IARC)

Results published in Alexander and Boyle (1996)

Reviving GAM/K

Making GAM/K run faster

How does GAM work?

Why not put the GAM Machine on the Internet!

It was SURPRISINGLY easy to do!

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The next problem was how to allow users to download onto their local machines the full GAM system as run at Leeds

Possible Solutions (1)

Possible Solutions (2)

Sample Run Times (mean of 10 on Sun Ultra 30)

BUT

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Unresolved security problems with Java

Conclusions

If you want to try out WWW-GAM http://www.ccg.leeds.ac.uk/smart/intro.html

Authors: Stan Openshaw, Ian Turton, and James Macgill, School of Geography

Email:
stan@geog.leeds.ac.uk
i.turton@geog.leeds.ac.uk
j.macgill@geog.leeds.ac.uk

Home Page:
http://www.geog.leeds.ac.uk/staff/s.openshaw/
http://www.geog.leeds.ac.uk/staff/i.turton/i.turton.html
http://www.geog.leeds.ac.uk/pgrads/j.macgill/home.html