Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.0308012657623
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 0, worker: A2LT5VXO2LS0UL
darker: E (eq: True, dd: None), confidence: 1, worker: A3FZPVGNOACL0D
darker: E (eq: True, dd: None), confidence: 0, worker: A1DDY93NB8NESD
darker: 1 (eq: False, dd: True), confidence: 2, worker: A95BNJY8QMMLQ
darker: 1 (eq: False, dd: True), confidence: 2, worker: A168LFJNV9DSTS
(0: guessing, 1: probably, 2: definitely)