Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.919042823227
Darker point darker score: -0.921909793343
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3A45A5YUM61LK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1I4YHF7RG58DV
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3NWQ0535HAXUD
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2EY9GDVA7L8YM (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1IOJ2LGMGISYM
(0: guessing, 1: probably, 2: definitely)