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spsurvey (version 1.6.2)

Spatial Survey Design and Analysis

Description

This group of functions implements algorithms required for design and analysis of probability surveys such as those utilized by the U.S. Environmental Protection Agency's Environmental Monitoring and Assessment Program (EMAP).

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Version

Install

install.packages('spsurvey')

Monthly Downloads

693

Version

1.6.2

License

GPL Version 2 or later

Maintainer

Tom Kincaid

Last Published

January 9th, 2024

Functions in spsurvey (1.6.2)

psurvey.analysis

Create an Object of Class psurvey.analysis

Summarize Frame Size for a Survey Design

Generalized Random-Tessellation Stratified (GRTS) Survey Design

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

Continuous Data Analysis for Probability Survey Data

Select GRTS Sample of a Linear Resource

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

Convert an sp Package Object to an ESRI Shapefile

Adjust Initial Survey Design Weights

Example Polygons Dataset

Cumulative Distribution Function - Estimation

Summarize the Sites Selected for a Survey Design

Categorical Data Analysis for Probability Survey Data

Read an ESRI Shapefile

Independent Random Sample (IRS) Survey Design

Cumulative Distribution Function - Deconvolution

Select GRTS Sample of an Area Resource

Read the Attribute (dbf) File of an ESRI Shapefile

Example Polygons Dataset

Category Proportion and Size Estimates

Write an Object to a Plot

Select GRTS Sample of a Finite Resource

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

Cumulative Distribution Function - Inference

spsurvey-internal

Internal spsurvey Functions

Population Total, Mean, Variance, and Standard Deviation

Project Albers Projection in Plane to Spheroid

Select an Independent Random Sample (IRS) of an Area Resource