CIE A illuminant data
Green Arabidopsis leaf spectral transmittance.
Coerce to a spectrum
Coerce to a collection-of-spectra
Coerce to a collection-of-spectra
Coerce to a spectrum
Convert spectral energy irradiance into spectral photon irradiance
Convert spectral energy irradiance into spectral photon irradiance
Linear energy CIE 2008 luminous efficiency function 2 deg data
CIE xyz chromaticity coordinates (CC) 10 deg data
Clear the spectral weights cache
Clip head and/or tail of a spectrum
Defunct functions and methods
Dimensions of an Object
Energy irradiance
Energy:energy ratio
Rescale a spectrum using a summary function
fscale a spectrum
CIE D65 illuminant data
Data for typical calibration lamps
Convert transmittance into absorbance.
Get the "bswf.used" attribute
Convert transmittance into absorptance.
Absorptance
Coerce to a collection-of-spectra
Coerce to a spectrum
Calculate absorptance from spectral absorptance.
Data for typical calibration lamps
Get the "idfactor" attribute
Calculate deuterium lamp output spectrum from fitted constants
Get the "scaled" attribute
Coerce to a spectrum
Get the "spct.version" attribute
Convert spectral photon irradiance into spectral energy irradiance
Calculate spectral values at a different set of wavelengths
Theoretical black body
Combine collections of spectra
CIE xyz chromaticity coordinates 2 deg data
Map spectra to new wavelength values.
Query class of spectrum summary objects
Green Arabidopsis leaf spectral transmittance.
Linear energy CIE xyz colour matching function (CMF) 10 deg data
Convolve function for collections of spectra
Query if it is a waveband
Copy attributes
Multi-spct transform methods
Times for sun positions
Conversion from counts per second to physical quantities
Energy:photon ratio
Expanse
Names of multi-spectra classes
Handle Missing Values in Objects
Convert transmittance type.
Incandescent "FEL" lamp emission spectrum
Math function dispatcher for spectra
Trigonometric Functions
Miscellaneous Mathematical Functions
Counts per second from a measurement of a plastic film
Normalization of an R object
Coerce to a collection-of-spectra
Photon:energy ratio
Get the "normalized" attribute
Get the "Rfr.type" attribute
Coerce to a collection-of-spectra
Coerce to a spectrum
Get peaks and valleys in a spectrum
Convert a solar_time object into solar_date object
Coerce to a collection-of-spectra
Green Arabidopsis leaf reflectance and transmittance.
Green birch leaf reflectance.
Absorbance
Calculate absorbance from spectral absorbance.
Coerce to a spectrum
Spectral weights
Coerce to a collection-of-spectra
Data for typical calibration lamps
Arithmetic Operators
Coerce to a spectrum
Coerce to a collection-of-spectra
Photon fluence
Query whether a generic spectrum has been scaled
Query if it is an spectrum is tagged
Coerce to a spectrum
Coerce to a collection-of-spectra
Scaled and/or interpolated light-source spectral output
Data for typical calibration lamps
Photon irradiance
Spectral response of a back-thinned CCD image sensor.
Copy attributes from members of a generic_mspct
Coerce to a collection-of-spectra
Check that the "mspct.version" attribute is set
rowwise functions for collections of spectra
Merge into object_spct
Coerce to a spectrum
Sanity check of wavelengths (internal function).
Linear energy CIE 2008 luminous efficiency function 10 deg data
Coerce a collection of spectra into a matrix
Coerce to a spectrum
Linear energy CIE xyz colour matching function (CMF) 2 deg data
Calculate (energy) irradiance from spectral irradiance
Query which is the class of an spectrum
Clean (=replace) off-range values in a spectrum
Energy:energy ratio
Convert date to time-of-day in hours, minutes or seconds
Check that the "spct.version" attribute is set
Average spectral data.
Guess whether insertion of hinges is needed or not
Merge and copy attributes
photobiology: Photobiological Calculations
Spectral irradiance to rgb color conversion
Encode in a Common Format
Standard Error of a collection of spectra
Check the "time.unit" attribute of an existing source_spct object
Sum from collection of spectra
Convert an R object into a spectrum object.
Compute range and format it
Clean a spectrum
Convert energy-based quantities into photon-based quantities.
Check validity of spectral objects
Honeybee xyz chromaticity colour matching function data
Sanity check a spectrum
Spectral response of a GaAsP photodiode
Get the "instr.desc" attribute
Set the "idfactor" attribute
Theoretical spectrum of a clear material
Color of an object
Calculate energy to quantum (mol) multipliers
Convert the "time.unit" attribute of an existing source_spct object
Theoretical clear body
Arithmetic Operators
Get the "instr.settings" attribute
Calculate energy to quantum multipliers
Divide two spectra, even if the wavelengths values differ
Energy-based photo-response
Set spectral-data options
Extract or replace parts of a spectrum
Extract or replace members of a collection of spectra
Find wavelength values in a spectrum
Get the metadata attributes
Find repeated w.length values
Return the First and Last Part of an Object
Energy fluence
Get the "where.measured" attribute
Fluence
Set the "what.measured" attribute
Collection-of-spectra constructor
Find peaks in a spectrum
Set the "when.measured" attribute
Get the "mspct.version" attribute
Get the "Afr.type" attribute
Shift the scale of a spectrum using a summary function
Energy irradiance for split spectrum regions
Energy or photon irradiance for split spectrum regions
Insert wavelength values into spectral data.
Query class of spectrum objects
Get the "Tfr.type" attribute
fshift a spectrum
Get the "time.unit" attribute of an existing source_spct object
Query class of spectrum objects
Insert new wavelength values into a spectrum
Trim head and/or tail of a spectrum
Join all spectra in a collection
Integrate spectral data.
Print a spectral object
Get the "multiple.wl" attribute
Get the "what.measured" attribute
Query if an object has old class names
Query class
twilight argument check and conversion
Print solar time and solar date objects
Time difference between two time zones
Solar astronomy using Meeus' algorithm
Remove tags
Arithmetic Operators
Wavelength range to rgb color conversion
Arithmetic Operators
Photon:energy ratio
Normalize spectral data
Irradiance
Water vapour pressure
Insert wavelength values into spectral data.
Wavelength range
Normalize a range argument into a true numeric range
Find labels from "waveband" object
Get the "when.measured" attribute
Photon or energy irradiance from spectral energy or photon irradiance.
Gives irradiance from spectral irradiance.
Row-bind spectra
Find wavelengths values corresponding to a target spectral value
Map a spectrum to new wavelength values.
Query whether a generic spectrum has been normalized.
Calculate a normalized index.
Theoretical spectrum of an opaque material
Reflectance
Check the "instr.desc" attribute
Query if a spectrum contains photon- or energy-based data.
Logarithms and Exponentials
Calculate reflectance from spectral reflectance
Relative Air Mass (AM)
Variance of a collection of spectra
Photon irradiance
Transmittance spectrum of yellow theatrical gel.
Photo:photon ratio
RGB color values
Wavelength maximum
Check the "instr.settings" attribute
Standard error of the mean
Query if a spectrum contains absorbance or transmittance data
Transmittance spectrum of clear polyester film
Is an R object "effective"
Remove "generic_mspct" and derived class attributes.
Set the "Rfr.type" attribute
Midpoint
Multiply two spectra, even if the wavelengths values differ
Arithmetic Operators
Median of a collection of spectra
Product from collection of spectra
Convert photon-based quantities into energy-based quantities
Set the "multiple.wl" attribute
Set the "scaled" attribute
Sign
Remove "generic_spct" and derived class attributes.
Rounding of Numbers
Set the "normalized" attribute
Wavelength minimum
Arithmetic Operators
Photon-based photo-response
Photon:photon ratio
Set the "Afr.type" attribute
Mean from collection of spectra
Set the "Tfr.type" attribute
Mean and standard error from collection of spectra
Subsetting spectra
Binary operation on two spectra, even if the wavelengths values differ
Set the "time.unit" attribute of an existing source_spct object
Set the "instr.desc" attribute
Set the "instr.settings" attribute
Spectral-object constructor
Set the "where.measured" attribute
Convert 'long' or tidy spectral data into a collection of spectra
Function that returns a vector containing the names of spectra classes.
Daily solar spectral irradiance (simulated)
Daily solar spectral irradiance (simulated)
Classes common to all collection members.
Summary of a spectral object
Photon irradiance for split spectrum regions
Stepsize
Subtract two spectra
Function that returns a vector containing the names of spectral summary
classes.
Peaks or local maxima
Arithmetic Operators
print.summary_generic_spct
Print spectral summary
Set error reporting options
Print a "waveband" object
Add two spectra
Wavelength to rgb color conversion
Set the "bswf.used" attribute
Upgrade one or more spectral objects
Upgrade one spectral object
Transmittance
Theoretical white body
Calculate response from spectral response
Convert a 'wide' or untidy data frame into a collection of spectra
Integrated response
White led bulb spectrum
Waveband constructor method
Photon or energy ratio
Trim (or expand) head and/or tail
White led bulb spectrum
Trim (or expand) head and/or tail
Range of a collection of spectra
List-of-wavebands constructor
Overwrite spectral data values at existing wavelength values.
Standard Deviation of a collection of spectra
Smooth a spectrum
Solar angles
Tag a spectrum
Valleys or local minima
White led bulb spectrum
Local solar time
Solar spectral irradiance (simulated)
Trim the "instr.settings" attribute
Solar spectral irradiance (simulated)
Calculate transmittance from spectral transmittance.
Create tagged spectrum from wavebands
Set computation options
Trim the "instr.desc" attribute
Trim (or expand) head and/or tail of a spectrum
Use photobiology options
Insert spectral data values at new wavelength values.
Create tagged spectrum from wavebands
Create spectrum from wavebands
Convert absorbance into transmittance
Green Arabidopsis leaf spectral reflectance.