Miscellaneous Mathematical Functions
Color of an object
Clean (=replace) off-range values in a spectrum
Defunct functions and methods
Energy irradiance
Math function dispatcher for spectra
Dimensions of an Object
Irradiance
Check validity of spectral objects
Logarithms and Exponentials
Shift the scale of a spectrum using a summary function
Integrate spectral data.
Insert wavelength values into spectral data.
Merge two generic_spct objects
Photon:energy ratio
Arithmetic Operators
Arithmetic Operators
Print a "waveband" object
Set the "Rfr.type" attribute
Row-bind spectra
Photo:photon ratio
Set the "what.measured" attribute
Spectral-object constructor
Calculate deuterim lamp output spectrum from fitted constants
Photon:photon ratio
Calculate transmittance from spectral transmittance.
CIE D65 illuminant data
Incandescent "FEL" lamp emission spectrum
Daily solar spectral irradiance (simulated)
Collection-of-spectra copy-constructor
Counts per second from a measurement of a plastic film
Check the "time.unit" attribute of an existing source_spct object
Convert absorbance into transmittance
CIE A illuminant data
Clean a spectrum
Linear energy CIE xyz colour matching function (CMF) 10 deg data
Get the "multiple.wl" attribute
Trim head and/or tail of a spectrum
Query if a spectrum contains absorbance or transmittance data
Map spectra to new wavelength values.
Convert the "time.unit" attribute of an existing source_spct object
clear the spectral weights cache
Convert spectral energy irradiance into spectral photon irradiance
Copy attributes
Conversion from counts per second to physical quantities
Spectral response of a back-thinned CCD image sensor.
Check that the "spct.version" attribute is set
Honeybee xyz chromaticity colour matching function data
Query if a spectrum contains photon- or energy-based data.
Theoretical spectrum of a clear clear material
Multi-spct transform methods
Extract or replace members of a collection of spectra
Normalize spectral data
Get the "normalized" attribute
Collection-of-spectra constructor
Find peaks in a spectrum
Spectral-object copy constructor
Calculate energy to quantum multipliers
Get the "time.unit" attribute of an existing source_spct object
Get the "scaled" attribute
Combine collections of spectra
Tag a spectrum
Set the "instr.settings" attribute
Get the "what.measured" attribute
Get the "Rfr.type" attribute
Extract or replace parts of a spectrum
Spectral response of a GaAsP photodiode
Convert transmittance into absorbance.
Check that the "mspct.version" attribute is set
Convert spectral energy irradiance into spectral photon irradiance
Convert photon-based quantities into energy-based quantities
Rescale a spectrum using a summary function
Convert energy-based quantities into photon-based quantities.
Remove "generic_spct" and derived class attributes.
Linear energy CIE 2008 luminous efficiency function 2 deg data
fscale a spectrum
Function that returns a vector containing the names of spectra classes.
Convert a 'wide' or untidy data frame into a collection of spectra
Get the "Tfr.type" attribute
Create tagged spectrum from wavebands
Energy irradiance for split spectrum regions
Get peaks and valleys in a spectrum
function to be numerically minimized
Calculate spectral values at a different set of wavelengths
Names of multi-spectra classes
Normalization of an R object
List-of-wavebands constructor
Convert 'long' or tidy spectral data into a collection of spectra
Calculate absorptance from spectral absorptance.
Central wavelength value
Spectral weights
Linear energy CIE 2008 luminous efficiency function 10 deg data
print.summary_generic_spct
Print spectral summary
Add two spectra
Photon-based photo-response
Multiply two spectra, even if the wavelengths values differ
Set the "Tfr.type" attribute
Sign
Energy:energy ratio
Energy:photon ratio
Stepsize
Arithmetic Operators
Theoretical clear body
Energy:energy ratio
Set the "instr.desc" attribute
Trim (or expand) head and/or tail
Solar spectral irradiance (simulated)
Theoretical spectrum of an opaque material
date argument check and conversion
time argument check and conversion
Fluence
Smooth a spectrum
Arithmetic Operators
Query which is the class of an spectrum
Subtract two spectra
Photon irradiance
Photon:energy ratio
Get the "instr.desc" attribute
Times for sun positions
Set the "multiple.wl" attribute
Calculate energy to quantum (mol) multipliers
Get the "mspct.version" attribute
Print a spectral object
RGB color values
Transmittance
Binary operation on two spectra, even if the wavelengths values differ
Arithmetic Operators
Photon or energy ratio
Get the "where.measured" attribute
Absorbance
Wavelength minimum
Create tagged spectrum from wavebands
Gives irradiance from spectral irradiance.
Insert wavelength values into spectral data.
Query class of spectrum objects
Query if it is a waveband
Transmittance spectrum of clear polyester film
Convert an R object into a spectrum object.
Arithmetic Operators
Trim (or expand) head and/or tail
Wavelength maximum
Wavelength to rgb color conversion
Theoretical black body
Wavelength range to rgb color conversion
Remove "generic_mspct" and derived class attributes.
Wavelength range
Find labels from "waveband" object
Summary of a spectral object
Absorptance
Solar angles
Solar spectral irradiance (simulated)
Set the "bswf.used" attribute
Photon fluence
Query if it is an spectrum is tagged
Calculate absorbance from spectral absorbance.
Sanity check of a spectrum.
Sanity check of wavelengths (internal function).
Rounding of Numbers
Calculate reflectance from spectral reflectance
Convolve function for collections of spectra
Upgrade one or more spectral objects
Set the "normalized" attribute
Set the "time.unit" attribute of an existing source_spct object
Calculate response from spectral response
Set the "scaled" attribute
Set the "where.measured" attribute
Convert date to time-of-day in hours
Energy or photon irradiance for split spectrum regions
Set the "when.measured" attribute
Divide two spectra, even if the wavelengths values differ
Create spectrum from wavebands
Energy fluence
Classes common to all collection members.
twilight argument check and conversion
Energy-based photo-response
Calculate (energy) irradiance from spectral irradiance
fshift a spectrum
Valleys or local minima
Query class of spectrum objects
Waveband constructor method
Query class of spectrum summary objects
Transmittance spectrum of yellow theatrical gel.
Query whether a generic spectrum has been scaled
Photon irradiance
Daily solar spectral irradiance (simulated)
Reflectance
Remove tags
Convert spectral photon irradiance into spectral energy irradiance
Average spectral data.
Linear energy CIE xyz colour matching function (CMF) 2 deg data
Light-source spectral output
Get the "bswf.used" attribute
Insert new wavelength values into a spectrum
Query if an object has old class names
Get the "spct.version" attribute
Peaks or local maxima
Calculate a normalized index.
Normalize a range argument into a true numeric range
Integrated response
Insert wavelength values into spectral data.
Theoretical white body
Trigonometric Functions
CIE xyz chromaticity coordinates (CC) 10 deg data
CIE xyz chromaticity coordinates 2 deg data
Get the "instr.settings" attribute
Map a spectrum to new wavelength values.
Get the "when.measured" attribute
Photon (quantum) irradiance from spectral (energy) irradiance.
Clip head and/or tail of a spectrum
Is an R object "effective"
Query whether a generic spectrum has been normalized.
'Photobiological' Calculations
Spectrum to rgb color conversion
Length of object in wavelength units
Function that returns a vector containing the names of spectral summary
classes.
Arithmetic Operators
Upgrade one spectral object
Trim (or expand) head and/or tail
Photon irradiance for split spectrum regions