Skip to Main Content
Data Analysis and Statistics for Geography, Environmental Science, and Engineering
book

Data Analysis and Statistics for Geography, Environmental Science, and Engineering

by Miguel F. Acevedo
December 2012
Beginner content levelBeginner
557 pages
19h 5m
English
CRC Press
Content preview from Data Analysis and Statistics for Geography, Environmental Science, and Engineering
289Spatial Point Patterns
This process can be done with the seeg addon to Rcmdr. With the unif100xy active, go to
Spatial|quadrat, and then select Quad ChiSq. This would yield the same results as given earlier
using the R console.
8.12.6 GriD or quaDrat analysis: ranDoMness, poisson MoDel
We will use seeg’s function quad.poisson.ppp, which requires a dataset with coordinates
and a target density. This function will define the number of cells in the grid based on the tar-
get intensity or density. Let us use the sample data pois100xy given earlier in section 8.12.3.
Recall that the Poisson model is for rare events. Let us assume a density of about ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Applied Modeling Techniques and Data Analysis 1

Applied Modeling Techniques and Data Analysis 1

Yannis Dimotikalis, Alex Karagrigoriou, Christina Parpoula, Christos H. Skiadas
Geospatial Data and Analysis

Geospatial Data and Analysis

Aurelia Moser, Jon Bruner, Bill Day

Publisher Resources

ISBN: 9781439885017