Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.892858509977
Darker point darker score: 0.159571446035
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3LSDO3YPF1SFT
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: True), confidence: 2, worker: A14HW8I4RYHNC4
darker: 2 (eq: False, dd: False), confidence: 0, worker: AH7WFV2TQYEW0 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A36XRHW6R8MU0C
(0: guessing, 1: probably, 2: definitely)