Spatially Balanced Sample Draws for Spatial Objects

bas.line | Draws a Balanced Acceptance Sample (BAS) from a linear... |

bas.point | Draws a Balanced Acceptance Sample (BAS) from a discrete... |

bas.polygon | Draws a Balanced Acceptance Sample (BAS) from an area... |

extended.gcd | Extended Greatest Common Denominator (GCD) algorithm. |

grts.line | Draw a equi-probable GRTS sample from a linear (line)... |

grts.point | Draw a equi-probable GRTS sample from a discrete (point)... |

grts.polygon | Draw a equi-probable GRTS sample from an area (polygon)... |

hal.line | Draws a Halton Lattice sample from a linear (line) resource . |

hal.point | Draws a Halton Lattice sample from a discrete (point)... |

hal.polygon | Draws a Halton Lattice sample from an area (polygon)... |

halton | Compute points in the Halton sequence. |

halton.frame | Construct a Halton sampling frame. |

halton.indices | Halton indices |

halton.indices.CRT | Halton indices by the Chinese Remainder Theorem (CRT) |

halton.indices.vector | Halton indices for an entire vector of coordinates |

halton.lattice | Halton lattice inside a rectangle |

halton.lattice.polygon | Halton lattice inside a 'SpatialPolygon*' object. |

HI.coast | SpatialLinesDataFrame of the coastline of Hawaii, USA |

lineLength | Line length |

maxU | Maximum integer used in the BAS routines |

plotSample | Plot sample and frame |

polygonArea | Polygon area |

primes | Prime numbers |

sdraw | Sample draws from spatial objects. |

SDraw-package | Selection of spatially balanced samples. |

srs.line | Draw a Simple Random Sample (SRS) from a linear resource. |

srs.point | Draw a Simple Random Sample (SRS) from a point resource or... |

srs.polygon | Draws a Simple Random Sample (SRS) from an area resource... |

sss.line | Draw a Simple Systematic Sample (SSS) from a linear resource. |

sss.point | Draw a Simple Systematic Sample (SSS) from a point resource... |

sss.polygon | Draws a Simple Systematic Sample (SSS) from an area resource... |

voronoi.polygons | Calculate Voronoi polygons for a set of points |

WA | SpatialPolygonsDataFrame for the state of Washington, USA |

WA.cities | SpatialPointsDataFrame of cities in Washington state, USA |

WY | SpatialPolygonsDataFrame of counties in the state of Wyoming,... |

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