Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.05106850272
Darker point darker score: 0.355052026909
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3799NWTIYKCEV
darker: 2 (eq: False, dd: False), confidence: 2, worker: A7S0IDTDA59QN
darker: 1 (eq: False, dd: True), confidence: 0, worker: AUJPYSYU7YL5
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1S7UPUHFVXX4Z
darker: 1 (eq: False, dd: True), confidence: 2, worker: AKG5TLUQ2WWED
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3O8YXPG1HGUH0
darker: 1 (eq: False, dd: True), confidence: 2, worker: ADUVMN6NQUS3M
(0: guessing, 1: probably, 2: definitely)