Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.18425477415
Darker point darker score: 0.959602252543
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3JB8CDV1SF2TH
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1DJDT4B5B19Q2
darker: 1 (eq: False, dd: True), confidence: 1, worker: A36ABEGFKRJC2O
darker: 1 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1YQ4Z1018RM1R
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1XVZCQ983ETMR
(0: guessing, 1: probably, 2: definitely)