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Model Replication Contest Results

October 3, 2012

Recently, CoMSES Net ( invited Members and Affiliates to vote for the nominated models they would most like to see replicated in order to encourage our Model Recovery and Replication Drive. Torsten Hagerstrand’s 1965 Spatial Innovation Diffusion Model was voted the winner by the CoMSES community. The model was described as the “Earliest known calibrated and validated simulation with implicit “agent based” methodology.” As the winner of this contest, the model has been replicated in Netlogo and posted to the model library. It can be viewed and tested at (

Thank you all for your model submissions, and we would like to remind and encourage you to post your model(s) here at If you need any help with the submission process or would like more information, please feel free to contact Sean Bergin at