Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 1.24703043336
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: False), confidence: 0, worker: A3TVDFJ22T1FFN (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A32M5FDKCPHMA
darker: E (eq: True, dd: None), confidence: 0, worker: AX720MTAR52TX
darker: E (eq: True, dd: None), confidence: 2, worker: A10S23B6VB5G8M
darker: E (eq: True, dd: None), confidence: 2, worker: A1NJB5LJJPC7AS
darker: E (eq: True, dd: None), confidence: 2, worker: A1FUQIDCR4U4QQ
darker: E (eq: True, dd: None), confidence: 2, worker: AU4FF0366TBAR (marked invalid)
(0: guessing, 1: probably, 2: definitely)