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spsurvey (version 2.6)

Spatial Survey Design and Analysis

Description

This group of functions implements algorithms for design and analysis of probability surveys. The functions are tailored for Generalized Random Tessellation Stratified (GRTS) survey designs.

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Version

Install

install.packages('spsurvey')

Monthly Downloads

6,604

Version

2.6

License

GPL (>= 2)

Maintainer

Tom Kincaid

Last Published

September 26th, 2013

Functions in spsurvey (2.6)

attrisk.est

Compute the Attributable Risk Estimate
grtslin

Select GRTS Sample of a Linear Resource
read.shape

Read an ESRI Shapefile
cont.analysis

Continuous Data Analysis for Probability Survey Data
ash1.wgt

Compute the Average Shifted Histogram for Weighted Data
change.est

Category Proportion and Size Estimates
irspts

Select an Independent Random Sample (IRS) of a Finite Resource
albersgeod

Project Albers Projection in Plane to Latitude and Longitude (Spheroid)
category.est

Category Proportion and Size Estimates
attrisk.analysis

Attributable Risk Analysis for Probability Survey Data
relrisk.analysis

Relative Risk Analysis for Probability Survey Data
NLA_2007

Western Mountains Ecoregion Lakes in the EPA National Lakes Assessment (NLA) for 2007
FL_lakes

Small Lakes in Florida
read.dbf

Read the Attribute (dbf) File of an ESRI Shapefile
IN_streams

Streams in the Upper Wabash Basin in Indiana
decon_data

Small Lakes in Florida
uniqueID

Create Unique Site ID Values
change.analysis

Change Analysis for Probability Survey Data
cdf.est

Cumulative Distribution Function - Estimation
grts

Generalized Random-Tessellation Stratified (GRTS) Survey Design
irsarea

Select an Independent Random Sample (IRS) of an Area Resource
cont.cdftest

Cumulative Distribution Function Inference for Probability Survey Data
spsurvey-internal

Internal spsurvey Functions
write.object

Write an Object to a Plot
grtspts

Select GRTS Sample of a Finite Resource
dsgnsum

Summarize the Sites Selected for a Survey Design
SC_estuaries

Estuaries in South Carolina
cdf.test

Cumulative Distribution Function - Inference
sp2shape

Convert an sp Package Object to an ESRI Shapefile
cont.cdfplot

Create CDF Plots from the cont.analysis Output Object
Luck_Ash_streams

Streams in the Luckiamute Watershed in Oregon
cdf.decon

Cumulative Distribution Function - Deconvolution
adjwgt

Adjust Initial Survey Design Weights
cat.analysis

Categorical Data Analysis for Probability Survey Data
NE_lakes

Lakes in the Southern New England Region of the U.S.
geodalbers

Project Latitude and Longitude (Spheroid) to Albers Projection in Plane
grtsarea

Select GRTS Sample of an Area Resource
irslin

Select an Independent Random Sample (IRS) of a Linear Resource
spbalance

Calculate Spatial Balance Metrics for a Survey Design
irs

Independent Random Sample (IRS) Survey Design
spsurvey.analysis

Create an Object of Class spsurvey.analysis
UT_ecoregions

Ecoregions in Utah
marinus

Convert Coordinates from Latitude/Longitude to the Equidistant, Cylindric Map Projection
write.dbf

Write a Data Frame to the Attribute (dbf) File of an ESRI Shapefile
total.est

Population Total, Mean, Variance, and Standard Deviation Estimates
framesum

Summarize Frame Size for a Survey Design
cdf.plot

Plot the CDF and Associated Confidence Limits
relrisk.est

Compute the Relative Risk Estimate
read.sas

Read SAS Datasets or a SAS XPORT (Transport) File