Visualization of Soil Properties

AQP Kick-Start

March 27, 2012 | 0 Comments

A fun kick-starter for anyone interested in working with soil profile data in R, via AQP. See in-line comments for details. Up next, profile slicing and aggregation. read more [Read more...]

Dissimilarity Between Soil Profiles: A Closer Look

March 23, 2012 | 0 Comments

Continuing the previous discussion of pair-wise dissimilarity between soil profiles, the following demonstration (code, comments, and figures) further elaborates on the method. A more in-depth discussion of this example will be included as a vignette w... [Read more...]

AQP 0.9-9 is ready: 1.0 should be out by 2012-01-01 !

December 22, 2011 | 0 Comments

Version 1.0 of AQP is nearly ready-- after nearly 3 years of development, 2 years on R-Forge, and 1+ year on CRAN. Just pushed version 0.9-9 to R-Forge, and it should be on CRAN within a couple days. Recent changes are listed below, clipped from the NE... [Read more...]

Updates to the ‘aqp’ Package for R (version 0.98-3)

November 30, 2010 | 0 Comments

Just released an updated version of our 'aqp' package for quantitative soils investigations, available on CRAN and R-Forge. Some of the major changes are listed below: from the aqp NEWS file: -------------------------- aqp 0.98-1 (2010-11-23) --------... [Read more...]

Soil Properties Visualized on a 1km Grid

August 31, 2010 | 0 Comments

Fresno Area Urban Areas vs Irrigated LCC: grey regions are current urban areas A couple of maps generated from a 1km gridded soil property database, derived from SSURGO data where available with holes filled with STATSGO data. Soil properties visualize...
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Interesting use of levelplot() for time series data

January 16, 2010 | 0 Comments

levelplot example: soil temperature (left) and moisture (right) Several recent articles appeared on the R-bloggers feed aggregator that demonstrated an interesting visualization of time series data using color. This style of visualization was readily adapted for the time series data I regularly collect (soil moisture and temperature), and quickly implemented ...
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New R-Forge Site for Quantitative Pedology

November 8, 2009 | 0 Comments

Just back from the annual meetings, and it looks like there is a significant interest in collaborative R coding of soils-related algorithms and visualization. A new R-forge site has been created to host Algorithms for Quantitative Pedology. Public release of the 'soil' package should be ready in a couple weeks. ...
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