Returns the Prandtl number
Estimates upward facing ground radiation (W/m2)
Nusselt number for forced convection.
Determines the Grashof number for an object
The Stephan Boltzman constant.
Calculates the Reynolds number.
Estimates downward facing longwave radiation (W/m2)
Nusselt number for free convection.
Provides the surface area of a cylinder.
Handles thermal image data input and conversion to temperature using established physical equations.
Provides the surface area of a sphere.
Find the frame read start positions in a FLIR SEQ video file.
Parameters required for forced convection equation.
Returns the density of air for a given air temperature.
Extracts time values from binary imported thermal video file
Convective heat coefficient (W/m2/oC)
Cumulative difference sum function for use with frame by frame difference dataframe
A frame difference function for subtracting adjacent frames from an imported thermal image sequence.
Colour palette extracted from FLIR thermal camera files
Returns air viscosity for a given air temperature.
Provides the surface are of a cone
Colour palette extracted from FLIR thermal camera files
Colour palette extracted from FLIR thermal camera files
Estimates downward facing longwave radiation (W/m2)
Rotate a matrix by 180 degrees. Used for adjusting image plotting in R.
Reads an image from a FLIR JPG file into an integer array.
Colour palette extracted from Mikron thermal camera files
Estimates the absorbed solar and infrared radiation (W/m2)
Plot thermal image data for visualisation purposes.
Specific heat capacity of air
Parameters required for free convection equation.
Colour palette extracted from FLIR thermal camera files
Thermal conductivity of air.
Extracts meta tag information from a FLIR JPG image
Estimates equivalent temperature.
Colour palette extracted from FLIR thermal camera files
Estimates ground temperature from ambient temperature and solar radiation.
Extract raw binary thermal from thermal image file.
Colour palette extracted from FLIR thermal camera files
Saves thermal image data to a binary file
Convert FLIR CSQ or SEQ into PNG or AVI, using shell commands.
Calculate the mean every nth data point.
Convert FLIR jpg into 16 bit grayscale file using shell commands.
Estimates the area specific heat transfer by radiation (W/m2)
Returns the index locations that match vector fid within data vector.
Colour palette extracted from FLIR thermal camera files
Rotate a matrix by 270 degrees counterclockwise (or 90 degree clockwise). Used for adjusting image plotting in R.
Colour palette extracted from FLIR thermal camera files
Rotate a matrix by 90 degrees counterclockwise (270 degrees clockwise). Used for adjusting image plotting in R.
Flips a matrix 'left-right'. Used in re-arranging image data for plotting properly in R.
Colour palette extracted from FLIR thermal camera files
A simplified wrapper function calling ffmpeg
Estimates the area specific heat transfer by conduction (W/m2)
Colour palette extracted from FLIR thermal camera files
Colour palette extracted from FLIR thermal camera files
Colour palette extracted from FLIR thermal camera files
Estimates the area specific heat transfer by convection (W/m2)
Return summary of thermal image data.
Colour palette extracted from FLIR thermal camera files
Mirrors a matrix upside-down. Used in re-arranging image data for plotting properly in R.
Summary thermal calculations on a centrally located region of interest from a thermal image dataset
Add leading zeros to character for easy sequential naming of filenames.
Converts raw thermal data into temperature (oC)
Calculate the slope every nth data point.
Colour palette extracted from FLIR thermal camera files
Converts temperature (oC) to raw thermal data
Returns the slope from linear regression with x values as equally spaced 1:length
A sample thermal image to demonstrate thermal colour palette use.
Choose a colour palette for gradient filling thermal image files.
Operative temperature estimate.