Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.962088100284
Darker point darker score: 0.0337247641554
darker: 2 (eq: False, dd: False), confidence: 0, worker: A2FQSVTAOL5GUC
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2F0NZQ8F9ON8C
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3U65EZ76A3HCN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1PRVVISZ1C6CQ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1NPKI9KKWOI2P
darker: 1 (eq: False, dd: True), confidence: 2, worker: A36XRHW6R8MU0C
(0: guessing, 1: probably, 2: definitely)