Crime Mapping


Spatial Analysis

From Davies et al., 2016: "the results show good qualitative agreement, with 26 of the 33 boroughs showing rioter percentages in the same or adjacent bands as the data. The remaining discrepancy may be accounted for by factors specific to the London disorder, such as communication between groups, other activity patterns occurring at the time, or social factors beyond the scope of this work. "From Davies et al., 2016: "the results show good qualitative agreement, with 26 of the 33 boroughs showing rioter percentages in the same or adjacent bands as the data. The remaining discrepancy may be accounted for by factors specific to the London disorder, such as communication between groups, other activity patterns occurring at the time, or social factors beyond the scope of this work. "

GIS and Anti-Crime Measures

This article takes a look at methods which demonstrate the wide and growing field of crime prevention utilizing spatial and GIS approaches.

Spatial Analysis

Is GIS Use in Crime Analysis Effective at Curbing Crime?

A new study by researchers at Sam Houston State University found that the use of GIS is widespread in analyzing crime data but that almost no studies have been done to determine if using spatial analysis is an effective tool in reducing crime rates.  “Geographic Information System Effects on Policing Efficacy: […]

Spatial Analysis

World touristiness map by Ahti Heinla.World touristiness map by Ahti Heinla.

Heat Maps in GIS

Heat mapping, from a  geographic perspective, is a method of showing the geographic clustering of a phenomenon.  Sometimes also referred as hot spot mapping, heat maps show locations of higher densities of geographic entities (although hot spot analysis tends to be used to show statistically significant patterns: more about the difference between heat […]

GIS Learning

Crime Mapping and the Los Angeles Police

Crime Mapping and the Los Angeles Police

The Los Angeles Police Department’s attempts at providing public mapping has not been without its issues and embarrassments. Chronicled here are the various issues and advances with mapping crime in Los Angeles. 1,380 Crimes At One Point September 20, 2008: The Los Angeles Times highlighted the distortion caused by geocoding […]