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# Specialized Tool

## An Introduction to Web Mapping Services (WMS)

A web mapping service (WMS) consists of geospatial data hosted on a GIS server with standards set by the Open Geospatial Consortium (OGC).

## What is Geocaching – A Beginner’s Guide

Geocaching is a treasure hunt style game using a GPS receiver. Geocaches are meaningful places that someone hand-picked to become a hiding spot.

## 5 Types of Network Analysis in GIS

Geometric networks in GIS enable connectivity between lines on a map, supporting network analysis by establishing a linear flow and routing.

## What is Full Motion Video (FMV)?

Full motion video ties your videos with maps. As you play a video, it doesn’t just show a moving point. It shows the whole video footprint on the map.

## What is Geostatistics?

Geostatistics is the study of statistics with a focus on finding patterns of geographic phenomena using variograms, kriging and validation.

## Linear Referencing Systems (LRS)

Linear referencing systems (LRS) store relative positions on an existing line feature with m-values for point/line events and linear analysis.

## Huff Gravity Model: How Many Customers Will Visit Your Store?

Huff Gravity Model uses store size and distance along with census tract population to understand the probability that consumers will patron retail stores.

## How Does Geotagging Work?

When you take a photo with your GPS on, it stores its physical location where the photo was taken. Geotagging assigns coordinates to photos.

## Geocoding: Longitude and Latitude by Address

Geocoding takes an address, then translates it to a location on a map. It changes an address to lat long coordinates (latitude and longitude).

## How to Build Spatial Regression Models in ArcGIS

Spatial regression is used to model spatial relationships. Regression models investigate what variables explain their location.