Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.924815998811
Darker point darker score: -0.957868277008
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 1, worker: A27H0BKXDPJ543
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3TVDFJ22T1FFN (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2FNC7KTCBF9IT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UZV2WVMQO4Q9 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3NWQ0535HAXUD
darker: 1 (eq: False, dd: False), confidence: 2, worker: A92IZM4P9SJ2S
darker: 2 (eq: False, dd: True), confidence: 2, worker: AJSZEUBV1O00K (marked invalid)
(0: guessing, 1: probably, 2: definitely)