Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.302318734825
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3MWV912LNFD67
darker: E (eq: True, dd: None), confidence: 2, worker: A15XHPD9NN0LU2
darker: E (eq: True, dd: None), confidence: 2, worker: A3BOFWD3AVRMLC
darker: E (eq: True, dd: None), confidence: 2, worker: A1LAC2M11NC968
darker: E (eq: True, dd: None), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)