# CAnopy IMage ANalysis

## Documentation for package ‘rcaiman’ version 1.2.2

- DESCRIPTION file.
- Package NEWS.

## Help Pages

apply_thr | Apply threshold
azimuth_image | Build azimuth image
calc_co | Calculate canopy openness
calc_diameter | Calculate diameter
calc_relative_radius | Calculate relative radius
calc_zenith_colrow | Calculate zenith raster coordinates
calibrate_lens | Calibrate lens
chessboard | Do chessboard segmentation
cie_sky_model_raster | CIE sky model raster
colorfulness | Quantify colorfulness
correct_vignetting | Correct vignetting effect
crop_caim | Crop a canopy image from a file
crosscalibrate_lens | Cross-calibrate lens
defuzzify | Defuzzify a fuzzy classification
enhance_caim | Enhance canopy image
expand_noncircular | Expand non-circular
extract_dn | Extract digital numbers
extract_feature | Extract feature
extract_radiometry | Extract radiometry data
extract_rl | Extract relative luminance
extract_sky_points | Extract sky points
extract_sky_points_simple | Extract sky points
extract_sun_coord | Extract sun coordinates
find_sky_pixels | Find sky pixels
find_sky_pixels_nonnull | Find sky pixels following the non-null criteria
fisheye_to_equidistant | Fisheye to equidistant
fisheye_to_pano | Fisheye to panoramic
fit_cie_sky_model | Fit CIE sky model
fit_coneshaped_model | Fit cone-shaped model
fit_trend_surface | Fit a trend surface to sky digital numbers
fix_reconstructed_sky | Fix reconstructed sky
gbc | Gamma back correction
interpolate_sky_points | Interpolate sky points
lens | Access the lens database
local_fuzzy_thresholding | Local fuzzy thresholding
masking | Image masking
mask_hs | Mask hemisphere
mask_sunlit_canopy | Mask sunlit canopy
membership_to_color | Compute the membership to a target color
normalize | Normalize data
obia | Do object-based image analysis of canopy photographs
ootb_mblt | Out-of-the-box model-based local thresholding
ootb_obia | Out-of-the-box object-based image analysis of canopy photographs
ootb_sky_reconstruction | Out-of-the-box sky reconstruction
optim_normalize | Optimize normalize parameters
percentage_of_clipped_highlights | Percentage of clipped highlights
polar_qtree | Do quad-tree segmentation in the polar space
qtree | Do quad-tree segmentation
read_bin | Read binarized images
read_caim | Read a canopy image from a file
read_caim_raw | Read a canopy image from a raw file
read_manual_input | Read manual input
read_opt_sky_coef | Read optimized sky coefficients
regional_thresholding | Regional thresholding
rings_segmentation | Do rings segmentation
row_col_from_zenith_azimuth | Obtain row and col numbers from zenith and azimuth angles
sectors_segmentation | Do sectors segmentation
sky_grid_segmentation | Do sky grid segmentation
test_lens_coef | Test lens projection functions
thr_isodata | Calculate a threshold with the isodata method
thr_mblt | Calculate thresholds with the model-based method
write_bin | Write binarized images
write_caim | Write canopy image
write_sky_points | Write sky points
write_sun_coord | Write sun coordinates
zenith_azimuth_from_row_col | Obtain zenith and azimuth angles from row and col numbers
zenith_image | Build Zenith image