Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.130862850576
Darker point darker score: -0.0490370281989
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3GFISRU6V2MG5
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1Z3RPPYNUUT0Z
darker: E (eq: True, dd: None), confidence: 1, worker: A1NGT2SPSU6FCB
darker: 1 (eq: False, dd: False), confidence: 2, worker: AZ9A137H25EDX
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1AXIY3LLO186R
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3R5MEKMYYM2JX
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1GY0P2ZEJ1RK7
(0: guessing, 1: probably, 2: definitely)