Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.0212736495944
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1LAC2M11NC968
darker: 2 (eq: False, dd: True), confidence: 2, worker: A6KUVG49ZZ40M (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A106ZSJP3CLBE4
darker: 2 (eq: False, dd: True), confidence: 2, worker: A23RB1Y4ANXQLS
darker: 2 (eq: False, dd: True), confidence: 1, worker: AE6N096CSI5HT
darker: E (eq: True, dd: None), confidence: 1, worker: A3GFISRU6V2MG5
darker: E (eq: True, dd: None), confidence: 2, worker: A106BTOUPN1KRV
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1DDY93NB8NESD
darker: E (eq: True, dd: None), confidence: 2, worker: A1E9VI5RSZI31F
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1ZGOZQF2VZ0X9 (marked invalid)
(0: guessing, 1: probably, 2: definitely)