Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.92816099334
Darker point darker score: -0.182178156616
darker: 2 (eq: False, dd: False), confidence: 2, worker: AHNM1CHIFW4HM
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 2 (eq: False, dd: False), confidence: 0, worker: A3TVDFJ22T1FFN (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3PKLLRKQ7VUVN (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2H4ON6BUHMY1L (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A14V0QYZOJJATJ
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3163PFOUKXQKA
darker: 2 (eq: False, dd: False), confidence: 2, worker: AP29T5XPOQKG2 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)