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compare_estimators()
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Compare variance estimators via simulation |
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HexFrame()
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Hexagonal sampling frame |
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hex_pts
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Simulated data arranged in a hexagonal grid. |
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RectFrame()
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Rectangular sampling frame |
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rect_pts
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Simulated data arranged in a rectangular grid. |
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subsample()
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Create a systematic sample from an existing SysFrame |
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subsample_starts()
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Retrieve the set of all possible starting positions |
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SysFrame()
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Base class for systematic sampling frames |
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VarDC()
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D'Orazio's estimator based on Geary's C |
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VarDI()
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D'Orazio's estimator based on Moran's I |
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VarMAT()
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Matérn (1986)
local variance estimator |
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VarNON()
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Non-overlapping stratified random sampling estimator |
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VarOut-class
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Base class for all variance outputs |
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VarSO()
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Neighborhood-based estimator from Stevens and Olsen (2003) |
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VarSRS()
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Variance estimator assuming simple random sampling |
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VarSYS()
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Systematic variance |