Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.989814660129
Darker point darker score: 0.354630859482
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1YQ4Z1018RM1R
darker: 1 (eq: False, dd: False), confidence: 2, worker: ATWGPR2A3M7WU (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1QIZATKBF64SO
darker: 2 (eq: False, dd: True), confidence: 2, worker: AXHC7OMH8XE9U
darker: 2 (eq: False, dd: True), confidence: 1, worker: AGO9QN7UEDUYL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A5R9TAN5DI19I (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A7S0IDTDA59QN
darker: 2 (eq: False, dd: True), confidence: 1, worker: A13QL2FY4BZR9B
darker: 2 (eq: False, dd: True), confidence: 2, worker: A29WHBX4Y40L08 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)