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Regression analysis

Description

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Parameters

Grid [raster]
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Shapes [vector: any]
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Attribute [tablefield: any]
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Grid Interpolation [selection]

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Options:

  • 0 — [0] Nearest Neighbor
  • 1 — [1] Bilinear Interpolation
  • 2 — [2] Inverse Distance Interpolation
  • 3 — [3] Bicubic Spline Interpolation
  • 4 — [4] B-Spline Interpolation

Default: 0

Regression Function [selection]

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Options:

  • 0 — [0] Y = a + b * X (linear)
  • 1 — [1] Y = a + b / X
  • 2 — [2] Y = a / (b - X)
  • 3 — [3] Y = a * X^b (power)
  • 4 — [4] Y = a e^(b * X) (exponential)
  • 5 — [5] Y = a + b * ln(X) (logarithmic)

Default: 0

Outputs

Regression [raster]
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Residuals [vector]
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Console usage

processing.runalg('saga:regressionanalysis', grid, shapes, attribute, interpol, method, regression, residual)

See also