Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 1.00802580442
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1SEDRJVSUM4NZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A1PGQZ8N5QB4F4 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3IPKVTS5K06LP
darker: E (eq: True, dd: None), confidence: 2, worker: A221FSWO28B4YF
darker: 1 (eq: False, dd: True), confidence: 2, worker: A47MKFPE4RROA (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1QK90OHMNVT6N
darker: E (eq: True, dd: None), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2EY9GDVA7L8YM (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1JHVZIC3FH9LG
(0: guessing, 1: probably, 2: definitely)