Blog Archives

Posts inspired by my own public appearances

Pålitelighet og sårbarhet – et ikke-tema i nyttekostnadsanalyser?

Pålitelighet og sårbarhet er to forhold av betydning for transportbrukere som i dag ikke tas hensyn til i vurdering av samferdselsprosjekter. Hvorfor er slike vurderinger ikke med når vegprosjekter blir vurdert?

Posted in my PUBLIC PRESENCE
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Shortest Path Computation: A Comparative Analysis

Current research work into establishing a performance efficiency hierarchy between Java, C++ and ArcView is described and experimentation is performed in order to statistically compare shortest path query execution time, response time and implementation issues.

Posted in my PUBLIC PRESENCE
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A spatial framework for modeling hazards to transportation lifelines

Transportation networks are exposed to a wide range of natural hazards and this study has developed a GIS tool for analyzing these hazards. The primary hazards included in this study are avalanches, landslides, flooding, earthquakes, wildfires, and rockfall. The GIS software used was MFWorks

Posted in my PUBLIC PRESENCE
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How to make a straight line square

Traditionally, network analysis, path finding and route planning have been the domain of graph theory and vector GIS, which is where most algorithms find their application. Contrary to such common wisdom, the research of this thesis for the Msc in GIS explores the topic of network analysis in raster GIS, using MFworks as example software.

Posted in my PUBLIC PRESENCE
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ARTICLES and PAPERS
A conceptual framework for supply chain vulnerability
Today's article is one of the earlier works on supply chain vulnerability, published in 2000. A conc[...]
Supply chain management - the new research cocktail?
Supply Chain Management needs a new way to pursue research, a new way that is focused on theory buil[...]
BOOKS and BOOK CHAPTERS
Book Review: Transportation Security
Instead of Transportation Systems Security, which I reviewed in an earlier post, I should have settl[...]
Book review: Cost-Benefit Analysis: Theory and Application
I really enjoyed reading Cost-Benefit Analysis: Theory and Application by Tefvik Nas.  I used this b[...]
REPORTS and WHITEPAPERS
Highway Vulnerability and Criticality Assessment
Transportation vulnerability and resilience have been the focus of this blog for the past two days, [...]
Global Risks 2008 - A prediction come true
In my post on Hyper-optimization and supply chain vulnerability: an invisible global risk? I highlig[...]
from HERE and THERE
Raising the dead
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After a five-year hiatus, husdal.com will go live again very soon! This site has been dormant for m[...]
Will your business byte the dust?
To backup or not to backup? Honestly, you shouldn't even be asking yourself this question. Can you a[...]