Airborne LiDAR Data Manipulation and Visualization for Forestry Applications


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Documentation for package ‘lidR’ version 3.0.3

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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_attribute Add attributes into a LAS object
add_dtm3d Add a spatial object to a point cloud scene
add_flightlines3d Add a spatial object to a point cloud scene
add_lasattribute Add attributes into a LAS object
add_lasattribute_manual Add attributes into a LAS object
add_lasrgb Add attributes into a LAS object
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
asprs ASPRS LAS Classification

-- C --

catalog Create an object of class LAScatalog
catalog_apply LAScatalog processing engine
catalog_intersect Subset a LAScatalog with a Spatial* object
catalog_makechunks Subdivide a LAScatalog into chunks
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
classify_ground Classify points as 'ground' or 'not ground'
clip Clip points in regions of interest
clip_circle Clip points in regions of interest
clip_polygon Clip points in regions of interest
clip_rectangle Clip points in regions of interest
clip_roi Clip points in regions of interest
clip_transect Clip points in regions of interest
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
decimate_points Decimate a LAS object
delineate_crowns Compute the hull of each tree.
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 --

filters Predefined point of interest filters
filter_duplicates Filter duplicated points
filter_first Predefined point of interest filters
filter_firstlast Predefined point of interest filters
filter_firstofmany Predefined point of interest filters
filter_ground Predefined point of interest filters
filter_last Predefined point of interest filters
filter_nth Predefined point of interest filters
filter_poi Filter points of interest with matching conditions
filter_single Predefined point of interest filters
filter_surfacepoints Filter the surface points
find_localmaxima Local Maximum Filter
find_trees Individual tree detection
forest.colors Palettes

-- G --

gap_fraction_profile Gap fraction profile
Gatziolis2019 Sensor tracking algorithm
get_lidr_threads Set or get number of threads that lidR should use
get_range Intensity normalization algorithm
grid_canopy Digital Surface Model
grid_density Map the pulse or point density
grid_metrics Area-Based Approach
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
lasadddata Deprecated functions in lidR
lasaddextrabytes Deprecated functions in lidR
lasaddextrabytes_manual Deprecated functions in lidR
LASBRIGDE ASPRS LAS Classification
LASBUILDING ASPRS LAS Classification
LAScatalog-class An S4 class to represent a catalog of .las or .laz files
lascheck Deprecated functions in lidR
lasclip Deprecated functions in lidR
lasclipCircle Deprecated functions in lidR
lasclipPolygon Deprecated functions in lidR
lasclipRectangle Deprecated functions in lidR
lasdetectshape Deprecated functions in lidR
lasfilter Deprecated functions in lidR
lasfilterdecimate Deprecated functions in lidR
lasfilterduplicates Deprecated functions in lidR
lasfilterfirst Deprecated functions in lidR
lasfilterfirstlast Deprecated functions in lidR
lasfilterfirstofmany Deprecated functions in lidR
lasfilterground Deprecated functions in lidR
lasfilterlast Deprecated functions in lidR
lasfilternth Deprecated functions in lidR
lasfiltersingle Deprecated functions in lidR
lasfiltersurfacepoints Deprecated functions in lidR
lasflightline Deprecated functions in lidR
LASGROUND ASPRS LAS Classification
lasground Deprecated functions in lidR
LASheader Create a 'LASheader' object
LASheader-class An S4 class to represent the header of .las or .laz files
LASHIGHVEGETATION ASPRS LAS Classification
LASKEYPOINT ASPRS LAS Classification
LASLOWPOINT ASPRS LAS Classification
LASLOWVEGETATION ASPRS LAS Classification
LASMEDIUMVEGETATION ASPRS LAS Classification
lasmergespatial Deprecated functions in lidR
LASNOISE ASPRS LAS Classification
LASNONCLASSIFIED ASPRS LAS Classification
lasnormalize Deprecated functions in lidR
laspulse Deprecated functions in lidR
LASRAIL ASPRS LAS Classification
lasrangecorrection Deprecated functions in lidR
lasremoveextrabytes Deprecated functions in lidR
lasreoffset Deprecated functions in lidR
lasrescale Deprecated functions in lidR
LASROADSURFACE ASPRS LAS Classification
lasscanline Deprecated functions in lidR
lassmooth Deprecated functions in lidR
lassnags Deprecated functions in lidR
lastransform Deprecated functions in lidR
LASTRANSMISSIONTOWER ASPRS LAS Classification
lastrees Deprecated functions in lidR
LASUNCLASSIFIED ASPRS LAS Classification
lasunnormalize Deprecated functions in lidR
lasunsmooth Deprecated functions in lidR
lasvoxelize Deprecated functions in lidR
LASWATER ASPRS LAS Classification
LASWIRECONDUCTOR ASPRS LAS Classification
LASWIREGUARD ASPRS LAS Classification
las_check Inspect a LAS object
las_reoffset Rescale and reoffset a LAS object
las_rescale Rescale and reoffset a LAS object
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
merge_spatial Merge a point cloud with a source of spatial data

-- N --

normalize_height Remove the topography from a point cloud
normalize_intensity Normalize intensity
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_independent_files Get or set LAScatalog processing engine options
opt_independent_files<- 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_merge Get or set LAScatalog processing engine options
opt_merge<- 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
print.lidRAlgorithm 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
range_correction Intensity normalization algorithm
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
readMSLAS Read multispectral .las or .laz files
remove_lasattribute Add attributes into a LAS object
retrieve_flightlines Retrieve individual pulses, flightlines or scanlines
retrieve_pulses Retrieve individual pulses, flightlines or scanlines
retrieve_scanlines Retrieve individual pulses, flightlines or scanlines
Roussel2020 Sensor tracking algorithm
rumple_index Rumple index of roughness

-- S --

segment_shapes Estimation of the shape of the points neighborhood
segment_snags Snag classification
segment_trees Individual tree segmentation
sensor_tracking Deprecated functions in lidR
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
smooth_height Smooth 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
summary Summary and Print for 'LAS*' objects
summary-method Summary and Print for 'LAS*' objects

-- T --

tin Spatial Interpolation Algorithm
track_sensor Reconstruct the trajectory of the LiDAR sensor using multiple returns
tree_detection Deprecated functions in lidR
tree_hulls Deprecated functions in lidR
tree_metrics Compute metrics for each tree

-- U --

unnormalize_height Remove the topography from a point cloud
unsmooth_height Smooth a point cloud
util_makeZhangParam Parameters for progressive morphological filter

-- V --

VCI Vertical Complexity Index
voxelize_points Voxelize a point cloud
voxel_metrics Voxelize the space and compute metrics for each voxel

-- W --

watershed Individual Tree Segmentation Algorithm
wing2015 Snags Segmentation Algorithm
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