Airborne LiDAR Data Manipulation and Visualization for Forestry Applications


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Documentation for package ‘lidR’ version 2.2.4

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A C D E F G H I K L M N O P R S T U V W misc

lidR-package lidR: airborne LiDAR for forestry applications

-- A --

add_dtm3d Add a spatial object to a point cloud scene
add_flightlines3d Add a spatial object to a point cloud scene
add_treetops3d Add a spatial object to a point cloud scene
area Surface covered by a LAS* object
area-method Surface covered by a LAS* object
as.list.LASheader Transform to a list
as.spatial Transform a LAS* object into an sp object

-- C --

catalog Create an object of class LAScatalog
catalog_apply LAScatalog processing engine
catalog_intersect Subset a LAScatalog with a Spatial* object
catalog_options_tools Get or set LAScatalog processing engine options
catalog_retile Retile a LAScatalog
catalog_sapply LAScatalog processing engine
catalog_select Select LAS files manually from a LAScatalog
cloud_metrics Compute metrics for a cloud of points
crs-method Get or set the projection of a LAS* object
crs<--method Get or set the projection of a LAS* object
csf Ground Segmentation Algorithm

-- D --

dalponte2016 Individual Tree Segmentation Algorithm
density Surface covered by a LAS* object
density-method Surface covered by a LAS* object
deprecated Deprecated functions in lidR
dsmtin Digital Surface Model Algorithm

-- E --

entropy Normalized Shannon diversity index
epsg Get or set the projection of a LAS* object
epsg-method Get or set the projection of a LAS* object
epsg<- Get or set the projection of a LAS* object
epsg<--method Get or set the projection of a LAS* object
extent-method Extent

-- F --

forest.colors Palettes

-- G --

gap_fraction_profile Gap fraction profile
get_lidr_threads Set or get number of threads that lidR should use
grid_canopy Digital Surface Model
grid_density Map the pulse or point density
grid_hexametrics Deprecated functions in lidR
grid_metrics Area-Based Approach
grid_metrics3d Deprecated functions in lidR
grid_terrain Digital Terrain Model

-- H --

height.colors Palettes
hexbin_metrics Area-Based Approach in hexagonal cells.
highest Point Cloud Decimation Algorithm
homogenize Point Cloud Decimation Algorithm

-- I --

is A set of boolean tests on objects
is.algorithm A set of boolean tests on objects
is.empty A set of boolean tests on objects
is.indexed A set of boolean tests on objects
is.overlapping A set of boolean tests on objects
is.parallelised A set of boolean tests on objects

-- K --

knnidw Spatial Interpolation Algorithm
kriging Spatial Interpolation Algorithm

-- L --

LAD Leaf area density
LAS An S4 class to represent a .las or .laz file
LAS-class An S4 class to represent a .las or .laz file
lasaddattribute Add attributes into a LAS object
lasadddata Add attributes into a LAS object
lasaddextrabytes Add attributes into a LAS object
lasaddextrabytes_manual Add attributes into a LAS object
LAScatalog-class An S4 class to represent a catalog of .las or .laz files
lascheck Inspect a LAS object
lasclip Clip LiDAR points
lasclipCircle Clip LiDAR points
lasclipPolygon Clip LiDAR points
lasclipRectangle Clip LiDAR points
lasdetectshape Estimation of the shape of the points neighborhood
lasfilter Return points with matching conditions
lasfilterdecimate Decimate a LAS object
lasfilterduplicates Filter duplicated points
lasfilterfirst Predefined filters
lasfilterfirstlast Predefined filters
lasfilterfirstofmany Predefined filters
lasfilterground Predefined filters
lasfilterlast Predefined filters
lasfilternth Predefined filters
lasfilters Predefined filters
lasfiltersingle Predefined filters
lasfiltersurfacepoints Filter the surface points
lasflightline Retrieve individual pulses, flightlines or scanlines
lasground Classify points as 'ground' or 'not ground'
LASheader Create a 'LASheader' object
LASheader-class An S4 class to represent the header of .las or .laz files
lasmergespatial Merge a point cloud with a source of spatial data
lasmetrics Deprecated functions in lidR
lasnormalize Remove the topography from a point cloud
laspulse Retrieve individual pulses, flightlines or scanlines
lasrangecorrection Normalize intensity with a range correction
lasremoveextrabytes Add attributes into a LAS object
lasreoffset Rescale and reoffset a LAS object
lasrescale Rescale and reoffset a LAS object
lasscanline Retrieve individual pulses, flightlines or scanlines
lassmooth Smooth a point cloud
lassnags Snag classification
lastransform Datum transformation for LAS objects
lastrees Individual tree segmentation
lasunnormalize Remove the topography from a point cloud
lasunsmooth Smooth a point cloud
lasvoxelize Voxelize a point cloud
li2012 Individual Tree Segmentation Algorithm
lidR lidR: airborne LiDAR for forestry applications
lidR-LAScatalog-drivers LAScatalog drivers
lidR-parallelism Parallel computation in lidR
lidrpalettes Palettes
lmf Individual Tree Detection Algorithm

-- M --

manual Individual Tree Detection Algorithm
mcwatershed Individual Tree Segmentation Algorithm

-- N --

npoints Surface covered by a LAS* object
npoints-method Surface covered by a LAS* object

-- O --

opt_chunk_alignment Get or set LAScatalog processing engine options
opt_chunk_alignment<- Get or set LAScatalog processing engine options
opt_chunk_buffer Get or set LAScatalog processing engine options
opt_chunk_buffer<- Get or set LAScatalog processing engine options
opt_chunk_size Get or set LAScatalog processing engine options
opt_chunk_size<- Get or set LAScatalog processing engine options
opt_cores Get or set LAScatalog processing engine options
opt_cores<- Get or set LAScatalog processing engine options
opt_filter Get or set LAScatalog processing engine options
opt_filter<- Get or set LAScatalog processing engine options
opt_laz_compression Get or set LAScatalog processing engine options
opt_laz_compression<- Get or set LAScatalog processing engine options
opt_output_files Get or set LAScatalog processing engine options
opt_output_files<- Get or set LAScatalog processing engine options
opt_progress Get or set LAScatalog processing engine options
opt_progress<- Get or set LAScatalog processing engine options
opt_select Get or set LAScatalog processing engine options
opt_select<- Get or set LAScatalog processing engine options
opt_stop_early Get or set LAScatalog processing engine options
opt_stop_early<- Get or set LAScatalog processing engine options
opt_wall_to_wall Get or set LAScatalog processing engine options
opt_wall_to_wall<- Get or set LAScatalog processing engine options

-- P --

p2r Digital Surface Model Algorithm
pastel.colors Palettes
pitfree Digital Surface Model Algorithm
plot Plot a LAS* object
plot-method Plot a LAS* object
plot.lasmetrics3d Plot voxelized LiDAR data
plot_3d Add a spatial object to a point cloud scene
plot_dtm3d Add a spatial object to a point cloud scene
pmf Ground Segmentation Algorithm
point_metrics Point-based metrics
print Summary and Print for 'LAS*' objects
print-method Summary and Print for 'LAS*' objects
projection Get or set the projection of a LAS* object
projection-method Get or set the projection of a LAS* object
projection<--method Get or set the projection of a LAS* object

-- R --

random Point Cloud Decimation Algorithm
random.colors Palettes
rbind.LAS Merge LAS objects
readLAS Read .las or .laz files
readLAScatalog Create an object of class LAScatalog
readLASheader Read a .las or .laz file header
rumple_index Rumple index of roughness

-- S --

sensor_tracking Reconstruct the trajectory of the LiDAR sensor using multiple returns
set_lidr_threads Set or get number of threads that lidR should use
shape_detection Algorithms for shape detection of the local point neighborhood
shp_hplane Algorithms for shape detection of the local point neighborhood
shp_line Algorithms for shape detection of the local point neighborhood
shp_plane Algorithms for shape detection of the local point neighborhood
silva2016 Individual Tree Segmentation Algorithm
stdmetrics Predefined standard metrics functions
stdmetrics_ctrl Predefined standard metrics functions
stdmetrics_i Predefined standard metrics functions
stdmetrics_pulse Predefined standard metrics functions
stdmetrics_rn Predefined standard metrics functions
stdmetrics_z Predefined standard metrics functions
stdshapemetrics Predefined standard metrics functions
stdtreemetrics Predefined standard metrics functions
summary Summary and Print for 'LAS*' objects
summary-method Summary and Print for 'LAS*' objects

-- T --

tin Spatial Interpolation Algorithm
tree_detection Individual tree detection
tree_hulls Compute the hull of each tree.
tree_metrics Compute metrics for each tree

-- U --

util_makeZhangParam Parameters for progressive morphological filter

-- V --

VCI Vertical Complexity Index
voxel_metrics Voxelize the space and compute metrics for each voxel

-- W --

watershed Individual Tree Segmentation Algorithm
wing2015 Snags Segmentation Algorithm
wkt Get or set the projection of a LAS* object
wkt-method Get or set the projection of a LAS* object
wkt<- Get or set the projection of a LAS* object
wkt<--method Get or set the projection of a LAS* object
writeLAS Write a .las or .laz file

-- misc --

$<--method Inherited but modified methods from sp
--method Remove the topography from a point cloud
.stdmetrics Predefined standard metrics functions
.stdmetrics_ctrl Predefined standard metrics functions
.stdmetrics_i Predefined standard metrics functions
.stdmetrics_pulse Predefined standard metrics functions
.stdmetrics_rn Predefined standard metrics functions
.stdmetrics_z Predefined standard metrics functions
.stdshapemetrics Predefined standard metrics functions
.stdtreemetrics Predefined standard metrics functions
[-method Inherited but modified methods from sp
[[<--method Inherited but modified methods from sp