Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.883231260221
Darker point darker score: 0.0626232956533
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3760PCQD2MPIO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NZVXB0S8DR04
darker: 2 (eq: False, dd: True), confidence: 2, worker: A28B3UID8AT1GJ
darker: 1 (eq: False, dd: False), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3TVDFJ22T1FFN (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2JVJ7J2MVGW9S
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1K3QJM1Q770Y (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1BTE6I49HJW2V (marked invalid)
(0: guessing, 1: probably, 2: definitely)