Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.116757828624
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3CB0SM114NJVL
darker: 1 (eq: False, dd: True), confidence: 2, worker: ATPCAF2RU1G4C (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A16B0PGF0CU0JV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A47MKFPE4RROA (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3VQLIGEFIPKAP
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3RZMD0GPKZBJ5
darker: E (eq: True, dd: None), confidence: 2, worker: A106BTOUPN1KRV
(0: guessing, 1: probably, 2: definitely)