Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.301332785522
Darker point darker score: 0.209302481241
darker: E (eq: True, dd: None), confidence: 1, worker: A3163PFOUKXQKA
darker: 1 (eq: False, dd: True), confidence: 2, worker: A38TQC40K87G6I (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1LAC2M11NC968
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2CXAWVGQ6QQ2V
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2K9VAUQ9I7CLT
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2C5N3IQEP0KWA (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A21IZYCFI4AUYU
darker: 2 (eq: False, dd: False), confidence: 1, worker: AU4FF0366TBAR (marked invalid)
(0: guessing, 1: probably, 2: definitely)