Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.0720185434154
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NZVXB0S8DR04
darker: E (eq: True, dd: None), confidence: 2, worker: A1ITTM18PQP5X8
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: AGDDGSV1IQ0Z4
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1I4YHF7RG58DV
darker: E (eq: True, dd: None), confidence: 2, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2XU16B4I9XQG5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)