inla.mesh.query {INLA}

R Documentation

High-quality triangulations

Description

Query information about an inla.mesh object.

Usage

inla.mesh.query(mesh, ...)

Arguments

mesh	An inla.mesh object.
...	Query arguments. tt.neighbours Compute neighbour triangles for triangles; list of vectors: list(triangles, orders) vt.neighbours Compute neighbour triangles for vertices; list of vectors: list(vertices, orders)

Value

A list of query results.

Author(s)

Finn Lindgren finn.lindgren@gmail.com

See Also

inla.mesh.create(), inla.mesh.segment(), inla.mesh.lattice()

Examples

loc <- matrix(c(0.1, 0.15), 1, 2)
lattice <- inla.mesh.lattice(dims = c(10, 10))
mesh <- inla.mesh.create(loc = loc, lattice = lattice, extend = FALSE)

vt <- which(inla.mesh.query(mesh,
  vt.neighbours = list(
    mesh$idx$loc,
    4:6
  )
)$vt.neighbours)

mesh2 <- inla.mesh.create(mesh$loc,
  tv = mesh$graph$tv[vt, , drop = FALSE],
  refine = FALSE, extend = FALSE
)

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