Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.569927795681
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 0, worker: AS47ZFZ2M16E1
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A235ULDV4XUVDM
darker: E (eq: True, dd: None), confidence: 2, worker: A1A50D6DABL6IK
darker: E (eq: True, dd: None), confidence: 1, worker: A32M5FDKCPHMA
darker: 1 (eq: False, dd: True), confidence: 0, worker: A21TA9DWNPHPBG (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3P9BBIGUZ53BX (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AJSZEUBV1O00K (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1MQPBGSL800TL
(0: guessing, 1: probably, 2: definitely)