Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.937161049398
Darker point darker score: 0.306414322798
darker: 1 (eq: False, dd: True), confidence: 1, worker: AQAKW9NW6Z61T
darker: 1 (eq: False, dd: True), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3163PFOUKXQKA
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2V9WRIAL9CJZT
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3P8OM5PDCFZNE
(0: guessing, 1: probably, 2: definitely)