Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0034449233065
Darker point darker score: 0.879732103729
darker: E (eq: True, dd: None), confidence: 1, worker: A2RMGXC9IOMNQA (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: APLPGURGFU8KN
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: E (eq: True, dd: None), confidence: 2, worker: AUD3A4YDWWZCY (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1MQPBGSL800TL
darker: E (eq: True, dd: None), confidence: 2, worker: A1JHVZIC3FH9LG
(0: guessing, 1: probably, 2: definitely)