GIS and public health

GIS and Topic Modeling

May 2, 2017By Mark AltaweelSpatial Analysis

While topic modeling by itself has been an increasingly growing research field in the humanities and social sciences, where the use of social media and newspapers, in particular, have helped to identify many topical trends, GIS has only recently been employed more prominently in this area.

GIS and Obesity

March 19, 2017By Mark AltaweelSpatial Analysis

GIS has been used to measure the built environment and its relationship to obesity.

This 3D mapping overlay shows the difference in tooth shape and surface area between a pair of identical twins, demonstrating that factors other than genetics help determine tooth topography. Figure: Yong et al., 2014.

How GIS Can Help Dentists Find Cavities

October 30, 2016By Mark AltaweelGIS Industry

GIS is making inroads in dentistry, where dentists now use spatial technologies for diagnosis and dental surgery.

How to Make a Tile Grip Map Using Google Sheets

This tutorial provides instructions on how to create a tile grid map using Google Sheets.

Latest TIGER GIS Data Released

An acronym for Topologically Integrated Geographic Encoding and Referencing system (TIGER) data, the annual release of GIS data contains public domain data covering administrative and physical features such as roads, boundaries, and hydrological features.

Elements of a Map

Maps are the primary tools by which spatial relationships are visualized. Maps therefore become important documents. There are several key elements that should be included each time a map is created in order to aid the viewer in understanding the communications of that map and to document the source of […]

Learn GIS for Free

There are a few online options to learn GIS for free. Take advantage of resources that provide you access to free courses from some of the world’s best universities and institutions.