Great Basin Landscape Ecology Lab


GIS Tools and Scripts:

Tool	Description	Author/s

Landscape Similarity Toolbox	An ArcGIS extension for assisting in the location of control plots for landscape-level experiments	Tom Dilts & Jian Yang

Riparian Topography Toolbox	An ArcGIS extension for generating topographic indices for riparian landscapes	Tom Dilts & Jian Yang

Topography Toolbox	An ArcGIS extension for generating topographic indices for upland landscapes	Tom Dilts

Stream Gradient and Sinuosity Toolbox	An ArcGIS extension for measuring stream gradient and sinuosity	Tom Dilts

PRISM Data Helper	An ArcGIS extension that re-projects and clips PRISM climate data	Tom Dilts

Resistance Kernels	Creates a probability of occurrence raster from known occurrences and resistance to movement raster	Tom Dilts 10/29/2012

Downscaling Toolbox	An ArcGIS extension for downscaling GCM data to a finer scale using PRISM data	Tom Dilts 12/30/2011

Sum Overlapping Polygons	An ArcGIS extension for counting the number of overlapping polygons with an option for weighted summation	Tom Dilts 5/8/2013

Create PolyGrid for Display	An ArcGIS extension for generating polygons showing the outline of each grid cell	Tom Dilts

Pixel Corner Coordinates	An ArcGIS extension for generating a point shapefile showing the corner of pixels and/or plots	Tom Dilts

Quarter Polygons	An ArcGIS extension for subdividing a regular grid of polygons (such as the US Public Land Survey System) into quarter polygons	Tom Dilts

MultiMosaic	Mosaics rasters in different geodatabases with the same name	Tom Dilts 10/29/2012

Extract Rasters	An ArcGIS extension for extracting values from many rasters to a single or multiple shapefiles	Tom Dilts & Jian Yang

Batch Export	ArcGIS 10 scripts for batch extracting a single band from a multiband image and for reclassifying rasters	Tom Dilts 6/10/2011

Patch Raster Holes	Patch (fill in) raster holes using resampling	Tom Dilts 9/6/2011

Polygon to Centerline	Convert a polygon to a centerline	Tom Dilts 10/10/2011

Calculate Line Azimuth	Calculates the polar line azimuth for straight line segments	Tom Dilts 10/19/2011

Station Points & Lines	An ArcGIS extension for generating station points, perpendicular lines, and dividing a polyline into equal length segments	Tom Dilts

Add Source & Batch Join Tables	A collection of ArcGIS tools for attributing data using the file name and for batch joining tables	Tom Dilts

Change Calculator	Tools for calculating quantitative change between two years	Tom Dilts 1/30/13

Spatial Average Polygons	Averages two polygons to produce one "averaged" polygon	Tom Dilts 1/30/13

Treeline Migration	Measures change in elevation and distance between two treelines (for ArcGIS 10 only)	Tom Dilts

DD to DMS	Converts decimal degrees to degrees minutes seconds	Tom Dilts

Maps	Description	Author/s

Main Station PDFs	Base maps of the Main Station Field Laboratory	Tom Dilts

How-to-guides	Description	Author/s

Polygon in Polygon	How to summarize the area of polygons within other polygons (such as buffered animal locations)	Tom Dilts

To download tools click on the tool name on the left

Disclaimer – All software products on this page are distributed without any expressed or implied warranties. Software products have been developed for specific projects and have not been tested extensively for alternative study areas or purposes and are available for download as beta versions. Beta software is defined as software that has not been tested thoroughly and is not ready for release status. The authors, and their employers, cannot assume liability for its usage. Distribution of the software is unlimited if credit is given to the authors. Information on how to cite the software is included in the documentation of each individual software product. No technical support is provided although you may contact the author(s) with questions or to provide feedback.

University of Nevada, Reno
Maintained by: Tom Dilts
Last updated 5/8/2013