Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.04180958484
Darker point darker score: 0.299508866288
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2V9WRIAL9CJZT
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AWL4VD8C90KJR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3163PFOUKXQKA
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
(0: guessing, 1: probably, 2: definitely)