Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.881537252718
Darker point darker score: 0.904438893744
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TP6GDF71HM4M
darker: 2 (eq: False, dd: True), confidence: 2, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: True), confidence: 2, worker: AKHVTWTHW5VID
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1AXG32WSJVY54
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2A42CU48PN8CX
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1BTE6I49HJW2V (marked invalid)
(0: guessing, 1: probably, 2: definitely)