Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.996269970652
Darker point darker score: -0.938024288445
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2S9J5W3VOD0M6
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2EKPA2DR5VSA8
darker: 1 (eq: False, dd: True), confidence: 2, worker: AQD91RFHV1WNE (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2TP6GDF71HM4M
darker: E (eq: True, dd: None), confidence: 2, worker: A1P2EVJXWYR94M (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A27H0BKXDPJ543
darker: 2 (eq: False, dd: False), confidence: 2, worker: AKG5TLUQ2WWED
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3QJ53C8CUTJTS (marked invalid)
(0: guessing, 1: probably, 2: definitely)