Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.254119113245
Darker point darker score: -0.960230586482
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1NZVXB0S8DR04
darker: 2 (eq: False, dd: False), confidence: 2, worker: AQD91RFHV1WNE (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 0, worker: A1TQYQG3VFJTWW
darker: E (eq: True, dd: None), confidence: 0, worker: A167L9XCC3KHPF
darker: 2 (eq: False, dd: False), confidence: 2, worker: A26QZVXO4ZS0ED
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NZVXB0S8DR04
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A21VLTGNNJH43I
darker: 2 (eq: False, dd: False), confidence: 1, worker: A92IZM4P9SJ2S
(0: guessing, 1: probably, 2: definitely)