Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.953135007323
Darker point darker score: 0.18128244663
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1ELBN1EJV11WE (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A296XYM32AH03K
darker: 2 (eq: False, dd: True), confidence: 2, worker: A10QRO2MWG7AZ7
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1KF93C9NTOP42
darker: E (eq: True, dd: None), confidence: 1, worker: A2H4ON6BUHMY1L (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3SOJXAUQE15S3
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2A42CU48PN8CX
(0: guessing, 1: probably, 2: definitely)