NPR's All Things Considered:
Iraqi Army Has Control, but No Logistics
Thursday, September 21, 2006
Wednesday, September 20, 2006
A new northern passage?
Scientists shocked as Arctic polar route emerges
This is actually somewhat old news - for several years now folks have been anticipating new northern passages through the Arctic past Canada and past Russia.
This is actually somewhat old news - for several years now folks have been anticipating new northern passages through the Arctic past Canada and past Russia.
Saturday, September 16, 2006
Monday, September 11, 2006
Saturday, September 09, 2006
Wednesday, August 23, 2006
Friday, August 18, 2006
Disaster logistics
MIT professor and logistics expert Yossi Sheffi appeared on WBUR's "Here and Now" radio program: Fixing FEMA
Thursday, March 30, 2006
Euclidean TSP in Excel VBA
TSP_draw.xls is a simple Excel VBA program that solves Euclidean traveling salesman problems and displays solutions graphically.
The program is "rough" - it was written such that beginning coders could modify and improve it.
Link: TSP_draw.xls
Capabilities: Euclidean TSP - solution algorithms and graphical display
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
The program is "rough" - it was written such that beginning coders could modify and improve it.
Link: TSP_draw.xls
Capabilities: Euclidean TSP - solution algorithms and graphical display
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
Tuesday, March 28, 2006
Tuesday, March 07, 2006
Daskin's "states" software
This software solves a TSP problem and a facilities location problem that use the 48 state capitals (and D.C.) as the underlying data set.
Link: http://users.iems.northwestern.edu/~msdaskin/Software.htm
Capabilities: TSP, location
Author: Mark S. Daskin
License: ?
Platform requirements: Microsoft Excel
User-modifiable: ?
Version: ?
Link: http://users.iems.northwestern.edu/~msdaskin/Software.htm
Capabilities: TSP, location
Author: Mark S. Daskin
License: ?
Platform requirements: Microsoft Excel
User-modifiable: ?
Version: ?
Daskin's "SITUATION" facility location software
Software to accompany Daskin's text: Network and Discrete Location: Models, Algorithms, and Applications.
Link: http://users.iems.northwestern.edu/~msdaskin/BookSoftware.htm
Capabilities: P-median, P-center, Set Covering, Maximal Covering, Uncapacitated Fixed Charge Problems
Author: Mark S. Daskin
License: ?
Platform requirements: Microsoft Windows
User-modifiable: ?
Version: 5.7.0.9
Link: http://users.iems.northwestern.edu/~msdaskin/BookSoftware.htm
Capabilities: P-median, P-center, Set Covering, Maximal Covering, Uncapacitated Fixed Charge Problems
Author: Mark S. Daskin
License: ?
Platform requirements: Microsoft Windows
User-modifiable: ?
Version: 5.7.0.9
Monday, February 27, 2006
Floyd's shortest path algorithm
floyd.xls is a simple Excel VBA program that implements Floyd's algorithm for finding the shortest paths between all nodes in a network. The program was written such that beginning coders could modify and improve it.
Capabilities: find shortest paths between all pairs of nodes in a network
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
Capabilities: find shortest paths between all pairs of nodes in a network
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
Tuesday, February 21, 2006
1-center facility location problem
hakimi_5.xls is a simple Excel VBA program that demonstrates Hakimi's algorithm for solving the 1-center facility location problem. The program was written such that beginning coders could modify and improve it.
Capabilities: site a single facility on a network to minimax customer travel time
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
Capabilities: site a single facility on a network to minimax customer travel time
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
Wednesday, February 15, 2006
Monday, February 13, 2006
Friday, February 10, 2006
Houston road network
See www.houstonfreeways.com for an exhaustive pictorial history of Houston's extensive network of freeways.
Tuesday, February 07, 2006
Aggregating customers
Aggregate.xls is a simple Excel VBA program that demonstrates customer aggregation. The program was written such that beginning coders could modify and improve it.
Capabilities: graphically aggregate n customers into 100 customers
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
Capabilities: graphically aggregate n customers into 100 customers
Author: Michael H. Cole
License: GPL
Platform requirements: Microsoft Excel (VBA)
User-modifiable: Yes
Version: alpha
Monday, February 06, 2006
City infrastructure
The Works: anatomy of a city (Kate Ascher) examines the infrastructure of a typical large city.
Logistics-related chapters include: Streets, Subway, Bridges & Tunnels, Rail Freight, Maritime Freight, Air Cargo, and Markets.
Logistics-related chapters include: Streets, Subway, Bridges & Tunnels, Rail Freight, Maritime Freight, Air Cargo, and Markets.
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