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Research Sites
ANR (31)
HREC (1)
1953 Hopland Field Station Soil Survey
SFREC (30)
Hydrologic Modeling in Oak Woodland Soilscapes
Alexandre Swarowsky
Conversion of Sample Plot Boundaries to Points
Conversion of Sampling Blocks to GPS Waypoints
Processing Transect Data
Terrain Skeleton
Regions of like SD(elevation)
Elevation standard deviation classes
Interpolated elevation map from Garmin 120 track logs
Location of Garmin track points
Lewis 1 RTK Sampling Plan
MAE vs. Thinning radius
Angle Map
Percent of visible terrain obscuring the sky above 10 degrees
Flowpaths
Terrain Skeleton 3D
Flow meter - SFREC
Regions of like SD(elevation)
Establishing the Optimal Number of Survey Points
Estimates of Local Sky Obstruction (Regions of Problematic GPS Reception)
Vertical Precision
Regions with low point coverage
Selection by Minimizing MAE (mean absolute error)
Preliminary Watershed Walk
RTK base station setup
SFREC
Canopy Quantification via Image Classification
Generation of Vegetation Sampling Areas
Draft SFREC elevation model
Elevation Survey by RTK
NPS (20)
PINN (20)
Insolation Time Experiments
Geologic-Scale Erosion
Restored 1933 Geologic Map of Pinnacles
Images from Pinnacles Soil Profile Analysis
Computing terrain-specific slope classes by region
Pinnacles National Monument
Pedon Data collection and entry graphs
Some panoramic pictures
Sample location density: visualization examples
Soil Properties by Parent Material and Rock Type
Cluster Analysis 2: hierarchical clustering approach to a multivariate dataset
GRASS and POVRAY
Terrain Classification Ideas: Coupling GRASS and R
Pedon Sampling: Status and Future Planning
Accessing PINN Soils Data in Google Earth
Converting GRASS vectors from 2D into 3D: v.drape
Soil Color Ideas
Visual Comparison of 2 Raster Images
Finding pockets of soil between the Pinnacles
Online Interface to PINN Soils data
PORE
SJER (13)
Typical Landscape in Spring
SJER Detailed Soil Survey
Preliminary 1 meter DEM in RU 5-1
SJER RU 5-1 Estimated Soil Series Map
Select Range Units
San Joaquin Experimental Range (SJER)
Sensor installation at SJER 5-1
Sensor installation at SJER 5-1 detail
SJER Data Logger Housing
Sensor Installation
Topographic Survey of Select Landscapes
Trees in SJER RU 5-1
Operations in Range Unit 5-1
Tahoe
Wetland 1 (2)
Pelicans at CW1
W1_pan
Wetland 2
Meta-Categories
Digital Soil Mapping (10)
Computing terrain-specific slope classes by region
Sample location density: visualization examples
Using ColorBrewer to assist with thematic map color selection
Pedon Sampling: Status and Future Planning
Finding pockets of soil between the Pinnacles
SJER RU 5-1 Estimated Soil Series Map
San Joaquin Experimental Range (SJER)
Sensor installation at SJER 5-1
Sensor installation at SJER 5-1 detail
Sensor Installation
Online Soil Survey (10)
Major updates to CA, AZ, NV online soil survey system
Who is Using our Online Soil Survey?
Load Soil-Web tiles into GRASS
Migrating to Ka-Map! Online Soil Survey for AZ, CA and NV
Online Soil Survey (D.E. Beaudette and A.T. O'Geen)
Case Study: Fixing Bad TIGER Line data with R and PostGIS
Soil-Web Graphical Component List
Dynamic Export of Soil Survey Data to KML through Soil-Web
Online Interface to PINN Soils data
Streaming Soil Survey Data in Google Earth (updates)
Soil Survey (15)
Identifying the Largest Components
Learning by Example: Common Queries
PedLogic: An open-source, customizable pedon management system.
Evaluation of EEMT as calculated from MAT and MAP
1953 Hopland Field Station Soil Survey
SJER Detailed Soil Survey
Soil-Web Graphical Component List
Seasonally Wet Soils and Shrink-Swell Potential
Yolo County Common Soil Textures
Soil Texture Example
Historic Sources of Soils Information
San Joaquin Experimental Range (SJER)
Sensor installation at SJER 5-1
Sensor installation at SJER 5-1 detail
Sensor Installation
Terrain Analysis (17)
Insolation Time Experiments
Flow path modeling from LiDAR data: initial problems, and some solutions.
Pinnacles National Monument
GRASS and POVRAY
Terrain Classification Ideas: Coupling GRASS and R
Flowpaths
Terrain Skeleton 3D
Regions of like SD(elevation)
Vertical Precision
Regions with low point coverage
Selection by Minimizing MAE (mean absolute error)
Draft SFREC elevation model
Preliminary 1 meter DEM in RU 5-1
SJER RU 5-1 Estimated Soil Series Map
San Joaquin Experimental Range (SJER)
Observation Types
Topographic Survey of Select Landscapes
Visualization of Soil Properties (6)
Images from Pinnacles Soil Profile Analysis
Cluster Analysis 2: hierarchical clustering approach to a multivariate dataset
Additional Example Using Lattice Graphics
Accessing PINN Soils Data in Google Earth
Soil Color Ideas
Convert Munsell colors to computer-friendly RGB triplets
Wetland Research (1)
Personal Page: Jonathan Maynard
Forums
GRASS and GIS
Online Soil Survey Questions (3)
Accessing Butte Area Soil Survey
Accessing Soil Attribute Data
Searching by APNs?
Online Soil Survey Feature Request (1)
APN search
Working with SSURGO Data
Glossary
Image Galleries
Ione Formation (6)
Landscape on the Ione formation.
Landscape near the Ione Formation.
Ped features from the Ione soil.
Soil Profile
Roadcut
Exposed surface
PINN (15)
Generalized Slope Class Maps: DEM vs. Field Slope
Generalized Slope Class Maps: DEM Slope Class vs. Field Slope
Adding GRASS vectors to POVRAY Scenes: v.out.pov
Over PINN: Geomorphic Features
PINN Topo-map with POVRAY
View of Mt. Defiance from Bear Valley. 2 meter true color
GRASS Example Image: 3D Visualization of Data
View of Mt. Defiance from Bear Valley
Sample Location Density - v.kernel function detail
McCabe Canyon and Temblor Formation
View of the Pinnacles and pockets of soil
Pinnacles Soil Colors in LUV Space
Pinnacles Soil Color Map 1
Pinnacles Soil Color Map 2
Pinnacles Soil Color Clustering Idea 1
SSC105 (2)
SSC 105 image
SSC105-2006
SSC105-2006
Wetland Pics (4)
Constructed Wetland 1
Redoximorphic Features
Excavating Sediment Plate
Pelicans at CW1
Internal
How-to (10)
Ordinary Kriging Example: R via text file
Ordinary Kriging Example: GRASS-R Bindings
Code highlighting examples
Logistics: Getting Connected and Executing Queries
Exporting Track Data from Lab Trimble GPS
Lab Calendar
Working with Garmin GPS Units and Data
Canopy Quantification via Image Classification
Generation of Vegetation Sampling Areas
Lab Chromameter (CR-410) SOP
Soil Science
clay minearals (8)
Example XRD plot with lattice graphics
Plotting XRD (X-Ray Diffraction) Data
Example XRD plot 2
Some ideas on annotating common d-spacings
Two-page display of XRD data for an entire soil profile
Multi-horizon XRD sample plot 1
Multi-horizon XRD sample plot 2
Quick trip to the Ione formation
geomorphology (10)
Sutter Buttes
Sample profile creation I
Sample profile creation III
Glacial Outwash Deposits in the Central San Joaquin Valley
Terrain Skeleton
Regions of like SD(elevation)
Terrain Skeleton 3D
Sample profile creation II
Elevation Survey by RTK
San Joaquin Experimental Range (SJER)
landscape (24)
Sample profile creation I
Sample profile creation III
Some panoramic pictures
Glacial Outwash Deposits in the Central San Joaquin Valley
Quick trip to the Ione formation
1953 Hopland Field Station Soil Survey
Terrain Skeleton
Regions of like SD(elevation)
Location of Garmin track points
Flowpaths
Terrain Skeleton 3D
Sample profile creation II
Estimates of Local Sky Obstruction (Regions of Problematic GPS Reception)
Vertical Precision
Regions with low point coverage
Preliminary Watershed Walk
Draft SFREC elevation model
Elevation Survey by RTK
San Joaquin Experimental Range (SJER)
Observation Types
Sensor installation at SJER 5-1
Sensor installation at SJER 5-1 detail
Sensor Installation
Streaming Soil Survey Data in Google Earth (updates)
mineralogy (13)
Example XRD plot with lattice graphics
Plotting XRD (X-Ray Diffraction) Data
Example XRD plot 2
Some ideas on annotating common d-spacings
Two-page display of XRD data for an entire soil profile
Multi-horizon XRD sample plot 1
Multi-horizon XRD sample plot 2
Glacial Outwash Deposits in the Central San Joaquin Valley
Donald G. McGahan Ph.D.
Quick trip to the Ione formation
Seasonally Wet Soils and Shrink-Swell Potential
asbestos (2)
Donald G. McGahan Ph.D.
NOA (naturally occuring asbestos) (1)
Donald G. McGahan Ph.D.
pedon data (33)
Pedon data collection
Pedon data entry into PedLogic
Pedon Data collection and entry graphs
Inter-pedon distance map
Pedon Density Estimation with a Voronoi Diagram
Map of inter-pedon, slope-wieghted cost of reaching an unsampled location in the park
Spring sampling mission points revision 1
Soil Properties by Parent Material and Rock Type
Access Data Stored in a Postgresql Database
Soil Veg Proofing Application
Making Soil Property vs. Depth Plots
Depth Profile Example 1
Depth Profile Example 2
Additional Example Using Lattice Graphics
Example XRD plot with lattice graphics
Plotting XRD (X-Ray Diffraction) Data
Example XRD plot 2
Some ideas on annotating common d-spacings
Two-page display of XRD data for an entire soil profile
Multi-horizon XRD sample plot 1
Multi-horizon XRD sample plot 2
PedLogic: An open-source, customizable pedon management system.
Pedon Sampling: Status and Future Planning
Soil Color Ideas
Pinnacles Soil Colors in LUV Space
Pinnacles Soil Color Map 1
Pinnacles Soil Color Map 2
Pinnacles Soil Color Clustering Idea 1
Quick trip to the Ione formation
Historic Sources of Soils Information
Data Summaries
San Joaquin Experimental Range (SJER)
Sensor Installation
soil chemistry (5)
Fraction Collector 3
Fraction Collector 4
Fraction Collector 1
Fraction Collector 2
Fraction Collector
soil color (9)
Soil Color Ideas
Pinnacles Soil Colors in LUV Space
Pinnacles Soil Color Map 1
Pinnacles Soil Color Map 2
Pinnacles Soil Color Clustering Idea 1
Example Color Book Page
Soil color conversion: LUV colorspace
Lab Chromameter (CR-410) SOP
Convert Munsell colors to computer-friendly RGB triplets
soil profile (31)
PINN Data in GE 1
PINN Data in GE 2
Playing with sparklines
Soil Veg Example Scan
Interactive Identification of Data Regions
Automated Chunking of Soil Veg Chemical Data
Soil Veg Proofing Application
Making Soil Property vs. Depth Plots
Depth Profile Example 1
Depth Profile Example 2
Additional Example Using Lattice Graphics
Example XRD plot with lattice graphics
Plotting XRD (X-Ray Diffraction) Data
Example XRD plot 2
Some ideas on annotating common d-spacings
Two-page display of XRD data for an entire soil profile
Multi-horizon XRD sample plot 1
Multi-horizon XRD sample plot 2
Dylan in Mojave
PedLogic: An open-source, customizable pedon management system.
Glacial Outwash Deposits in the Central San Joaquin Valley
Soil Color Ideas
Pinnacles Soil Colors in LUV Space
Pinnacles Soil Color Map 1
Pinnacles Soil Color Map 2
Pinnacles Soil Color Clustering Idea 1
Quick trip to the Ione formation
Soil-Web Graphical Component List
Historic Sources of Soils Information
Data Summaries
Lab Chromameter (CR-410) SOP
Soil Survey Related
SSURGO (9)
Searching by APNs?
APN search
Identifying the Largest Components
Learning by Example: Common Queries
Evaluation of EEMT as calculated from MAT and MAP
Dynamic Export of Soil Survey Data to KML through Soil-Web
PostGIS: Spatially enabled Relational Database Sytem
Seasonally Wet Soils and Shrink-Swell Potential
Soil Texture Example
STATSGO
Non-Soils Related
LaTeX (9)
Math Equation in OpenOffice/StarOffice
StarOffice/OpenOffice Math Equations to MS Word, PDF, LaTeX, and XHTML (FAILURES)
Sparkline LATEX Test
Playing with sparklines
Example of table produced with ctable
Making better looking tables with \ctable
Latex to ODT conversion tips
LaTeX Tips and Tricks
Customizing BibTeX
Open Source GIS and Mapping Ideas (50)
Open Source Cartography
DEM Handling in GRASS: Documentation, Literature Collection, and Ideas
Insolation Time Experiments
Geologic-Scale Erosion
Vector Operations
Flow path modeling from LiDAR data: initial problems, and some solutions.
Comparing vector reprojection between GDAL 1.3.1 and ArcMap 9.0
Navigating Wilderness Areas with GRASS (Where 2.0 Presentation)
Major updates to CA, AZ, NV online soil survey system
Open Source Tools for Soil Scientists: 1-unit fall 2006 seminar course
GRASS GIS: raster, vector, and imagery analysis
Sample location density: visualization examples
Working with Landsat Data
Mapping Wifi Networks with Kismet, GDAL, and GRASS
Importing and Exporting from/to a Garmin GPS
Using ColorBrewer to assist with thematic map color selection
Some Notes on Compiling Applications Against GEOS 3.0.0rc4
GRASS and POVRAY
Converting GRASS vectors from 2D into 3D: v.drape
Working with Spatial Data
Raster profile along arbitrary line segments
Online Soil Survey (D.E. Beaudette and A.T. O'Geen)
Generic Mapping Tools: high quality map production
Visual Comparison of 2 Raster Images
Control Points Table Format
Affine Transformation Operations in PostGIS
Transformation parameters query
User defined Function in PL/pgSQL to compute the transformation parameters
Comparision with output from v.transform
Testing for linearity
Higher Order Transformations
Raster aggregation ideas: GRASS and StarSpan [updated]
Simple Comparision of Two Least-Cost Path Approaches
Finding pockets of soil between the Pinnacles
Point-process modelling with the sp and spatstat packages
Ordinary Kriging Example: R via text file
Ordinary Kriging Example: GRASS-R Bindings
Exporting GRASS Raster Data to ArcGIS
Case Study: Fixing Bad TIGER Line data with R and PostGIS
Generic GRASS-GMT Plotting System
Detailed Magnetic Declination
Experiments with Yolo County Groundwater Data
PostGIS: Spatially enabled Relational Database Sytem
Importing and Exporting
Identification of Dated Surfaces via Soil Series
Seasonally Wet Soils and Shrink-Swell Potential
Simple Python Interface to USGS TNM Elevation Service
PRISM Monthly Precip - USA
PRISM Monthly Precip - CA
Batch Projection and Masking with GRASS
person
Alexandre (6)
Alexandre Swarowsky
Processing Transect Data
Establishing the Optimal Number of Survey Points
SFREC
Elevation Survey by RTK
Sensor Installation
DiG (2)
Donald G. McGahan Ph.D.
googlepages
Dylan (111)
Quick trip to the Ione formation
Visual Comparison of 2 Raster Images
Comparision with output from v.transform
Higher Order Transformations
Raster aggregation ideas: GRASS and StarSpan [updated]
Simple Comparision of Two Least-Cost Path Approaches
Making better looking tables with \ctable
Finding pockets of soil between the Pinnacles
Point-process modelling with the sp and spatstat packages
Ordinary Kriging Example: R via text file
Ordinary Kriging Example: GRASS-R Bindings
Code highlighting examples
Logistics: Getting Connected and Executing Queries
Exporting GRASS Raster Data to ArcGIS
Conversion of Sampling Blocks to GPS Waypoints
Case Study: Fixing Bad TIGER Line data with R and PostGIS
Generic GRASS-GMT Plotting System
Detailed Magnetic Declination
Processing Transect Data
Experiments with Yolo County Groundwater Data
Customized Scatterplot Ideas
GDAL and OGR: geodata conversion and re-projection tools
Regions of like SD(elevation)
Establishing the Optimal Number of Survey Points
Estimates of Local Sky Obstruction (Regions of Problematic GPS Reception)
Selection by Minimizing MAE (mean absolute error)
Preliminary Watershed Walk
SJER Detailed Soil Survey
SFREC
Canopy Quantification via Image Classification
Generation of Vegetation Sampling Areas
Dynamic Export of Soil Survey Data to KML through Soil-Web
PostGIS: Spatially enabled Relational Database Sytem
Importing and Exporting
Analysis of SSURGO Data in PostGIS: An Overview
Identification of Dated Surfaces via Soil Series
Seasonally Wet Soils and Shrink-Swell Potential
Soil Texture Example
Simple Python Interface to USGS TNM Elevation Service
Historic Sources of Soils Information
Online Interface to PINN Soils data
A need for data management courses in higher education
Elevation Survey by RTK
San Joaquin Experimental Range (SJER)
Personal Page::Dylan Beaudette
Convert Munsell colors to computer-friendly RGB triplets
Sensor Installation
Topographic Survey of Select Landscapes
Streaming Soil Survey Data in Google Earth (updates)
Operations in Range Unit 5-1
Jon (2)
Water Quality
Personal Page: Jonathan Maynard
Kevin
Neil
Toby
Tony (6)
Tony
Conversion of Sampling Blocks to GPS Waypoints
Processing Transect Data
Establishing the Optimal Number of Survey Points
Preliminary Watershed Walk
SFREC