Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.952300969423
Darker point darker score: -0.17081880863
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1NJMUQIN7L8AD
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3FVPDNQQLDFZH
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1GVN53BJRWKD2
darker: 1 (eq: False, dd: False), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3NWQ0535HAXUD
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1IJ5RKJ4MD2AM (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3IIE0ASFPHDBN
(0: guessing, 1: probably, 2: definitely)