Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.973543304137
Darker point darker score: -1.07126884041
darker: 1 (eq: False, dd: False), confidence: 1, worker: AWO91BEOHNOJB
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1V5RP0FCX2Y3K
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1TQYQG3VFJTWW
darker: 1 (eq: False, dd: False), confidence: 2, worker: A10JX6DEWFJ6Z
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1PGQZ8N5QB4F4 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 1, worker: A2KFG0H3IXPFM9 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3A45A5YUM61LK
(0: guessing, 1: probably, 2: definitely)