Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.176155850865
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3HIIRTGJUJZ1D
darker: E (eq: True, dd: None), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: True), confidence: 2, worker: A18WZ06GBK6FGZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A7S0IDTDA59QN
darker: E (eq: True, dd: None), confidence: 2, worker: A1SRPH3BGCHUOA
darker: E (eq: True, dd: None), confidence: 2, worker: AW0K78T4I2T72
darker: E (eq: True, dd: None), confidence: 2, worker: AJSZEUBV1O00K (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: AU4FF0366TBAR (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A216863E5VMFSV (marked invalid)
(0: guessing, 1: probably, 2: definitely)