Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.891102702939
Darker point darker score: 0.903655175033
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2BG6O1B5B3F78
darker: 1 (eq: False, dd: True), confidence: 2, worker: A10QRO2MWG7AZ7
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AQD91RFHV1WNE (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2D3TM156X7Y61
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2A42CU48PN8CX
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1CV8APDA7Y2PI
(0: guessing, 1: probably, 2: definitely)