Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 1.35041230298
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 0, worker: A1DU0G52OTCO5K
darker: E (eq: True, dd: None), confidence: 2, worker: A3FHD8CKWUQK61
darker: E (eq: True, dd: None), confidence: 2, worker: A2UFJC7YN3N0YX
darker: E (eq: True, dd: None), confidence: 2, worker: AH8FQGOADPCST (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3CB0SM114NJVL
darker: E (eq: True, dd: None), confidence: 2, worker: A3IPKVTS5K06LP
(0: guessing, 1: probably, 2: definitely)