Spatial accessibility and range of services are some important aspects to measure the government administration in providing basic services. Network analysis is useful to identify the effectiveness of medical and education service facilities in Semarang City, based on location and capacity. OpenStreetMap (OSM) is a spatial open data initiative that based on crowd-sourcing system by OpenStreetMap Foundation. OSM database is designed to map the road network and facility features in detail. The OSM database in this study is used to map the accessibility of service facilities in order to improve the public services by local governments.
                        
                        
                        
                        
                            
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