Spatial Heterogeneity Models of Undernourished Toddlers in Java Island, Indonesia

The percentage of undernourished toddlers on Java Island averages 8.5 %. This number is relatively high compared to the average incidence undernutrition in Sumatra, 3.3%. study uses OLS, GWR, and GWANN explore data Island. We use cross-validation determine optimum bandwidth GWR methods. a single hidden layer with several neurons where selected based RMSE. indicators RMSE, MAE, MAPE best method for modeling Java. By comparing final results, GWR. There relationship between regions influence factor undernutrition. Most adjacent areas, ranging from East DKI Jakarta, have same factor: skinny toddlers.