Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.885082513065
Darker point darker score: -0.0562046110628
darker: 1 (eq: False, dd: False), confidence: 1, worker: A14VYU4RTNHD1D
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1DRFDGG2KCOI2 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1AXIY3LLO186R
darker: 1 (eq: False, dd: False), confidence: 1, worker: A2ZMZDOTHBMUCK
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: False), confidence: 1, worker: A22BAUES1TIZS6
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3A45A5YUM61LK
darker: 2 (eq: False, dd: True), confidence: 2, worker: ALY6VKHUADU6F
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2CXAWVGQ6QQ2V
(0: guessing, 1: probably, 2: definitely)