Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: A
Equal score: 0.140518197852
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: True), confidence: 2, worker: A14BFNH96MJQH
darker: E (eq: True, dd: None), confidence: 1, worker: A1G05O3HM7DNVZ
darker: E (eq: True, dd: None), confidence: 1, worker: A2FQSVTAOL5GUC
darker: 2 (eq: False, dd: True), confidence: 1, worker: AUJPYSYU7YL5
darker: 2 (eq: False, dd: True), confidence: 2, worker: AQD91RFHV1WNE (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: E (eq: True, dd: None), confidence: 2, worker: A1ABA3S1BGNCWW
darker: E (eq: True, dd: None), confidence: 2, worker: A3QTG4DHHV2KD6
darker: E (eq: True, dd: None), confidence: 2, worker: A1NZVXB0S8DR04
(0: guessing, 1: probably, 2: definitely)