Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.147722972159
Darker point darker score: 0.141017866398
darker: 2 (eq: False, dd: True), confidence: 1, worker: AX720MTAR52TX
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1LAC2M11NC968
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1KF93C9NTOP42
darker: 1 (eq: False, dd: False), confidence: 2, worker: A4SP70BFBM4ZP
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2OF0GTKWKM2T5
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1PCTP576OW35H (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1Y5DMCQYLVL74
darker: E (eq: True, dd: None), confidence: 2, worker: A3QTG4DHHV2KD6
(0: guessing, 1: probably, 2: definitely)