SamplingPatternRandomComposite-class {spcosa}R Documentation

Class "SamplingPatternRandomComposite"

Description

A class for storing composites obtained by random sampling.

Objects from the Class

Objects can be created by calls of the form new("SamplingPatternRandomComposite", ...). However, objects are usually created by calling spsample.

Slots

composite:
Object of class "integer", indicating to which composite sample a sampling unit belongs.
sample:
Object of class "SpatialPoints", containing the sampling locations.

Extends

Class "SamplingPatternRandom", directly. Class "SamplingPattern", by class "SamplingPatternRandom", distance 2.

Methods

coerce
signature(from = "SamplingPatternRandomComposite", to = "data.frame"): coerces to "data.frame".
coerce
signature(from = "SamplingPatternRandomComposite", to = "SpatialPointsDataFrame"): coerces to "SpatialPointsDataFrame".
estimate
signature(statistic = "SamplingVariance", stratification = "CompactStratificationEqualArea", samplingPattern = "SamplingPatternRandomComposite", data = "data.frame"): estimates the sampling variance. See "SamplingVariance" for more details.
estimate
signature(statistic = "SpatialMean", stratification = "CompactStratificationEqualArea", samplingPattern = "SamplingPatternRandomComposite", data = "data.frame"): estimates the spatial mean. See "SpatialMean" for more details.
getSampleSize
signature(object = "SamplingPatternRandomComposite"): returns the sample size per stratum.
plot
signature(x = "CompactStratification", y = "SamplingPatternRandomComposite"): plots sampling pattern y on top of stratification x.
plot
signature(x = "SamplingPatternRandomComposite", y = "missing"): plots sampling pattern x.

Author(s)

Dennis J. J. Walvoort dennis.walvoort@wur.nl, D.J. Brus, J.J. de Gruijter


[Package spcosa version 0.1-3 Index]