Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.970996986815
Darker point darker score: 0.981847413595
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2FQSVTAOL5GUC
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1W02OZN6J9J0H
darker: 1 (eq: False, dd: True), confidence: 2, worker: A20QBFTIO0MOL2
darker: 1 (eq: False, dd: True), confidence: 2, worker: A32XWNZW2DQ6UZ
darker: 1 (eq: False, dd: True), confidence: 2, worker: ATWGPR2A3M7WU (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AFO6OUDRVZ317
(0: guessing, 1: probably, 2: definitely)