Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.150579490302
Darker point darker score: 0.374230994649
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3HIIRTGJUJZ1D
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1E4M8ET704NBF
darker: E (eq: True, dd: None), confidence: 2, worker: A1A8QC2RMP3LBO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3R5MEKMYYM2JX
darker: E (eq: True, dd: None), confidence: 2, worker: AO1T9KG7VR0P5
darker: 1 (eq: False, dd: False), confidence: 1, worker: AE6N096CSI5HT
darker: E (eq: True, dd: None), confidence: 0, worker: AUYT5ZSI71W6Q (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A6KUVG49ZZ40M (marked invalid)
darker: E (eq: True, dd: None), confidence: 0, worker: ASJ2RFXCJT1T8
(0: guessing, 1: probably, 2: definitely)