Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.935048688682
Darker point darker score: 0.136023731192
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1NZVXB0S8DR04
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1ZGOZQF2VZ0X9 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1NO4LG6KGOGFD
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1TIL0S71V1JA0
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2K9VAUQ9I7CLT
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1IOJ2LGMGISYM
(0: guessing, 1: probably, 2: definitely)