Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.0742239412121
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3V3O547GWAZID
darker: 1 (eq: False, dd: True), confidence: 1, worker: A21VLTGNNJH43I
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1NZVXB0S8DR04
darker: 1 (eq: False, dd: True), confidence: 2, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: False), confidence: 1, worker: A27H0BKXDPJ543
darker: E (eq: True, dd: None), confidence: 2, worker: A22BAUES1TIZS6
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2FNC7KTCBF9IT
darker: E (eq: True, dd: None), confidence: 2, worker: A1ABA3S1BGNCWW
(0: guessing, 1: probably, 2: definitely)