Network Kernel Density

Functions to perform Network Kernel Density estimation.

nkde()

Network Kernel density estimate

nkde.mc()

Network Kernel density estimate (multicore)

bw_cvl_calc()

Bandwidth selection by Cronie and Van Lieshout's Criterion

bw_cvl_calc.mc()

Bandwidth selection by Cronie and Van Lieshout's Criterion (multicore version)

bw_cv_likelihood_calc()

Bandwidth selection by likelihood cross validation

bw_cv_likelihood_calc.mc()

Bandwidth selection by likelihood cross validation (multicore)

tricube_kernel()

Tricube kernel

triweight_kernel()

Triweight kernel

uniform_kernel()

Uniform kernel

cosine_kernel()

Cosine kernel

epanechnikov_kernel()

Epanechnikov kernel

gaussian_kernel()

Gaussian kernel

gaussian_kernel_scaled()

Scaled gaussian kernel

quartic_kernel()

Quartic kernel

triangle_kernel()

triangle kernel

Temporal Network Kernel Density

Functions to perform Temporal Network Kernel Density estimation.

tnkde()

Temporal Network Kernel density estimate

tnkde.mc()

Temporal Network Kernel density estimate (multicore)

tkde()

Temporal Kernel density estimate

Spatial weight matrices on networks

Functions to calculate spatial weight matrices on networks.

network_listw()

Network distance listw

network_listw.mc()

Network distance listw (multicore)

K functions on networks

Functions to calculate K and G functions on networks.

kfunctions()

Network k and g functions (maturing)

kfunctions.mc()

Network k and g functions (multicore, maturing)

cross_kfunctions()

Network cross k and g functions (maturing)

cross_kfunctions.mc()

Network cross k and g functions (multicore, maturing)

Knn functions on networks

Functions to calculate K nearest neighbours on networks.

network_knn()

K-nearest points on network

network_knn.mc()

K-nearest points on network (multicore version)

Network building

Functions to build graphs.

build_graph()

Network generation

build_graph_directed()

Directed network generation

graph_checking()

Topological error

simplify_network()

Simplify a network

split_graph_components()

Split graph components

Isochrones

Functions to calculate isochrones.

calc_isochrones()

Isochrones calculation

Geometrical functions

Functions to perform geometric operations.

build_quadtree()

Build a quadtree

spatial_request()

Spatial request

closest_points()

Find closest points

lines_center()

Centre points of lines

lines_direction()

Unify lines direction

lines_points_along()

Points along lines

lixelize_lines()

Cut lines into lixels

lixelize_lines.mc()

Cut lines into lixels (multicore)

split_lines_at_vertex()

Split lines at vertices in a feature collection of linestrings

Spatial data cleaning

Functions to clean data before spatial analysis

aggregate_points()

Events aggregation