fix pyrometry equation

and more
master
michael 2022-10-16 15:46:26 -07:00
parent dcbc7a3176
commit 66fde1008f
3 changed files with 38 additions and 28 deletions

View File

@ -1,13 +1,18 @@
# R & G values taken from images
import math
# R & G values taken from images
# white_hot = (255, 255)
# hi = (168, 55)
# med = (146, 26)
# low = (25, 4)
# custom = (156, 20)
# Values
white_hot = (255, 255)
hi = (168, 55)
med = (146, 26)
low = (25, 4)
# firebrand_test
rg_values = [
(219, 7),
(227, 14),
(166, 14),
]
# Settings
I_Darkcurrent = 7.7
@ -21,13 +26,12 @@ def pyrometry_calibration_formula(i_ng, i_nr):
in Celsius.
"""
try:
return 362.73 * math.log10(
(i_ng/i_nr) ** 3
) + 2186.7 * math.log10(
(i_ng/i_nr) ** 2
) + 4466.5 * math.log10(
(i_ng / i_nr)
) + 3753.5
return (
362.73 * math.log10(i_ng/i_nr) ** 3 +
2186.7 * math.log10(i_ng/i_nr) ** 2 +
4466.5 * math.log10(i_ng / i_nr) +
3753.5
)
# return 362.73 * math.log10(
# (i_ng/i_nr) ** 3
# ) + 2186.7 * math.log10(
@ -55,13 +59,17 @@ def grtemp(px):
round(px[0] / px[1], 2),
round(r_norm, 2),
round(g_norm, 2),
round(r_norm / g_norm),
round(g_norm / r_norm, 4),
res,
)
tprint('RED', 'GREEN', 'RATIO', 'RNORM', 'GNORM', 'NRATIO', 'RES TEMP')
grtemp(white_hot)
grtemp(hi)
grtemp(med)
grtemp(low)
for val in rg_values:
grtemp(val)
# grtemp(white_hot)
# grtemp(hi)
# grtemp(med)
# grtemp(low)
# grtemp(custom)

View File

@ -45,6 +45,9 @@ def rg_ratio_normalize(
# min intensity = 0
pix_i = temp_C - MIN_TEMP
# temp_new = temp_C - MIN_TEMP
# pix_i = temp_new / MAX_TEMP * 255
imgnew[i][j] = [pix_i, pix_i, pix_i]
# imgnew[i][j] = [0, g_norm, r_norm]
@ -60,13 +63,12 @@ def pyrometry_calibration_formula(i_ng, i_nr, default=24.0):
in Celsius. Defaults to room temperature if there's an error.
"""
try:
return 362.73 * math.log10(
(i_ng/i_nr) ** 3
) + 2186.7 * math.log10(
(i_ng/i_nr) ** 2
) + 4466.5 * math.log10(
(i_ng / i_nr)
) + 3753.5
return (
362.73 * math.log10(i_ng/i_nr) ** 3 +
2186.7 * math.log10(i_ng/i_nr) ** 2 +
4466.5 * math.log10(i_ng / i_nr) +
3753.5
)
except:
return default

View File

@ -4,7 +4,7 @@
<table class="img-table">
<tr>
<th class="img-table-heading">Input Image</th>
<th class="img-table-heading">Resultant Heatmap</th>
<th class="img-table-heading">Output Heatmap</th>
</tr>
<tr>
{# Original image #}