Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.890434995418
Darker point darker score: 0.0461806739565
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1I4YHF7RG58DV
darker: 1 (eq: False, dd: False), confidence: 2, worker: A32M5FDKCPHMA
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3O8YXPG1HGUH0
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 0, worker: A2KGL2FXIG2IQM (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3A45A5YUM61LK
(0: guessing, 1: probably, 2: definitely)