Docs for ‘QGIS testing’. Visit http://docs.qgis.org/2.18 for QGIS 2.18 docs and translations.

Grid spline

B-spline approximation

Description

<put algorithm description here>

Parameters

Points [vector: point]
<put parameter description here>
Attribute [tablefield: any]
<put parameter description here>
Target Grid [selection]

<put parameter description here>

Options:

  • 0 — [0] user defined

Default: 0

Resolution [number]

<put parameter description here>

Default: 1.0

Output extent [extent]

<put parameter description here>

Default: 0,1,0,1

Cellsize [number]

<put parameter description here>

Default: 100.0

Outputs

Grid [raster]
<put output description here>

Console usage

processing.runalg('saga:bsplineapproximation', shapes, field, target, level, output_extent, user_size, user_grid)

See also

Cubic spline approximation

Description

<put algorithm description here>

Parameters

Points [vector: point]
<put parameter description here>
Attribute [tablefield: any]
<put parameter description here>
Target Grid [selection]

<put parameter description here>

Options:

  • 0 — [0] user defined

Default: 0

Minimal Number of Points [number]

<put parameter description here>

Default: 3

Maximal Number of Points [number]

<put parameter description here>

Default: 20

Points per Square [number]

<put parameter description here>

Default: 5

Tolerance [number]

<put parameter description here>

Default: 140.0

Output extent [extent]

<put parameter description here>

Default: 0,1,0,1

Cellsize [number]

<put parameter description here>

Default: 100.0

Outputs

Grid [raster]
<put output description here>

Console usage

processing.runalg('saga:cubicsplineapproximation', shapes, field, target, npmin, npmax, nppc, k, output_extent, user_size, user_grid)

See also

Multilevel b-spline interpolation (from grid)

Description

<put algorithm description here>

Parameters

Grid [raster]
<put parameter description here>
Target Grid [selection]

<put parameter description here>

Options:

  • 0 — [0] user defined

Default: 0

Method [selection]

<put parameter description here>

Options:

  • 0 — [0] without B-spline refinement
  • 1 — [1] with B-spline refinement

Default: 0

Threshold Error [number]

<put parameter description here>

Default: 0.0001

Maximum Level [number]

<put parameter description here>

Default: 11.0

Data Type [selection]

<put parameter description here>

Options:

  • 0 — [0] same as input grid
  • 1 — [1] floating point

Default: 0

Output extent [extent]

<put parameter description here>

Default: 0,1,0,1

Cellsize [number]

<put parameter description here>

Default: 100.0

Outputs

Grid [raster]
<put output description here>

Console usage

processing.runalg('saga:multilevelbsplineinterpolationfromgrid', gridpoints, target, method, epsilon, level_max, datatype, output_extent, user_size, user_grid)

See also

Multilevel b-spline interpolation

Description

<put algorithm description here>

Parameters

Points [vector: point]
<put parameter description here>
Attribute [tablefield: any]
<put parameter description here>
Target Grid [selection]

<put parameter description here>

Options:

  • 0 — [0] user defined

Default: 0

Method [selection]

<put parameter description here>

Options:

  • 0 — [0] without B-spline refinement
  • 1 — [1] with B-spline refinement

Default: 0

Threshold Error [number]

<put parameter description here>

Default: 0.0001

Maximum Level [number]

<put parameter description here>

Default: 11.0

Output extent [extent]

<put parameter description here>

Default: 0,1,0,1

Cellsize [number]

<put parameter description here>

Default: 100.0

Outputs

Grid [raster]
<put output description here>

Console usage

processing.runalg('saga:multilevelbsplineinterpolation', shapes, field, target, method, epsilon, level_max, output_extent, user_size, user_grid)

See also

Thin plate spline (global)

Description

<put algorithm description here>

Parameters

Points [vector: point]
<put parameter description here>
Attribute [tablefield: any]
<put parameter description here>
Target Grid [selection]

<put parameter description here>

Options:

  • 0 — [0] user defined

Default: 0

Regularisation [number]

<put parameter description here>

Default: 0.0

Output extent [extent]

<put parameter description here>

Default: 0,1,0,1

Cellsize [number]

<put parameter description here>

Default: 100.0

Outputs

Grid [raster]
<put output description here>

Console usage

processing.runalg('saga:thinplatesplineglobal', shapes, field, target, regul, output_extent, user_size, user_grid)

See also

Thin plate spline (local)

Description

<put algorithm description here>

Parameters

Points [vector: point]
<put parameter description here>
Attribute [tablefield: any]
<put parameter description here>
Target Grid [selection]

<put parameter description here>

Options:

  • 0 — [0] user defined

Default: 0

Regularisation [number]

<put parameter description here>

Default: 0.0001

Search Radius [number]

<put parameter description here>

Default: 100.0

Search Mode [selection]

<put parameter description here>

Options:

  • 0 — [0] all directions
  • 1 — [1] quadrants

Default: 0

Points Selection [selection]

<put parameter description here>

Options:

  • 0 — [0] all points in search radius
  • 1 — [1] maximum number of points

Default: 0

Maximum Number of Points [number]

<put parameter description here>

Default: 10

Output extent [extent]

<put parameter description here>

Default: 0,1,0,1

Cellsize [number]

<put parameter description here>

Default: 100.0

Outputs

Grid [raster]
<put output description here>

Console usage

processing.runalg('saga:thinplatesplinelocal', shapes, field, target, regul, radius, mode, select, maxpoints, output_extent, user_size, user_grid)

See also

Thin plate spline (tin)

Description

<put algorithm description here>

Parameters

Points [vector: point]
<put parameter description here>
Attribute [tablefield: any]
<put parameter description here>
Target Grid [selection]

<put parameter description here>

Options:

  • 0 — [0] user defined

Default: 0

Regularisation [number]

<put parameter description here>

Default: 0.0

Neighbourhood [selection]

<put parameter description here>

Options:

  • 0 — [0] immediate
  • 1 — [1] level 1
  • 2 — [2] level 2

Default: 0

Add Frame [boolean]

<put parameter description here>

Default: True

Output extent [extent]

<put parameter description here>

Default: 0,1,0,1

Cellsize [number]

<put parameter description here>

Default: 100.0

Outputs

Grid [raster]
<put output description here>

Console usage

processing.runalg('saga:thinplatesplinetin', shapes, field, target, regul, level, frame, output_extent, user_size, user_grid)

See also