Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.162445963812
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1N274L13ZKKI5
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: E (eq: True, dd: None), confidence: 1, worker: A3760PCQD2MPIO
darker: E (eq: True, dd: None), confidence: 2, worker: A2NDNGDNAP9Y4S
darker: E (eq: True, dd: None), confidence: 2, worker: A1NQZHW4RY6IDR
(0: guessing, 1: probably, 2: definitely)