region-based data

Next: point-based data (geostatistics) Up: Broad overview of spatial Previous: point process data

e.g., counts of cases in geographic areas
- statistical methods concentrate on smoothing raw counts and incorporating area-level covariates
- Markov random field models (smoothing based on neighborhood structure)

**Figure:** regional raw risks
$\includegraphics[]{/home/paciorek/research/present/gisspat/rf1.eps}$

**Figure:** raw counts
$\includegraphics[]{/home/paciorek/research/present/gisspat/rf2.eps}$

Chris Paciorek 2004-03-18