spatial modeling Archives

Two different spatial models of COVID-19 in New Zealand: the left visualization shows "clusters in their geographical context and emphasizes instances of inter‐regional transmission that have occurred." The right visualization shows "clusters detached from their geographical locations to emphasize the distribution of cluster sizes and structure." Figure: O'Sullivan et al., 2020.

Using Spatial Models to Analyze COVID-19 Lockdown Strategies

June 16, 2020June 16, 2020 by Mark Altaweel

Spatially-explicit models highlight how COVID-19 has various spatial factors that can affect its spread and death rates.

REACH uses GIS to map out need down to the household in Jamaica. From Westrope, 2013.

How Spatial Modeling Can Help with Refugee Aid

December 22, 2016November 4, 2016 by Mark Altaweel

GIS is being used to address the spatial problem of allocating resources and constructing refugee camps.

Screenshot from "How to use GIS data with Repast".

Agent-Based Modeling and GIS

December 19, 2016April 29, 2016 by Mark Altaweel

The need to understand emergent phenomenon in a variety of fields has led to not only greater use of agent-based models (ABMs), but we are increasingly seeing tools that integrate GIS with ABMs.