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