Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.02738276669
Darker point darker score: 0.239407569058
darker: 1 (eq: False, dd: True), confidence: 2, worker: AOTT3V8WZ4V60
darker: 1 (eq: False, dd: True), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: APLPGURGFU8KN
darker: 2 (eq: False, dd: False), confidence: 2, worker: AZX5II1VFIK4R
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1XYJZ1AFNUURD
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1JHVZIC3FH9LG
(0: guessing, 1: probably, 2: definitely)