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Table 4 Adjusted R2 values from linear regression analyses of metal pyrometer temperature, tile pyrometer temperature, and caloriometer heat uptake on six metrices calculated from thick thermocouple data. For metal pyrometers, results are also analyzed separately for 2002 and 2003.

From: Comparing Techniques for Estimating Flame Temperature of Prescribed Fires

Thermocouple Metal pyrometers   
metric Both years 2002 2003 Tile pyrometers Calorimeters
MEAN 0.68 0.81 0.79 0.62 0.34
MAX 0.68 0.82 0.79 0.61 0.34
TIME60 0.31 0.34 0.47 0.34 0.12
TIME150 0.52 0.61 0.58 0.46 0.32
AREA60 0.5 0.56 0.68 0.51 0.26
AREA150 0.47 0.56 0.58 0.43 0.36