Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.247195349055
Darker point darker score: 0.961053537976
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UIVQJXY62XU8
darker: E (eq: True, dd: None), confidence: 2, worker: A1W02OZN6J9J0H
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: True), confidence: 2, worker: AO1T9KG7VR0P5
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
(0: guessing, 1: probably, 2: definitely)