Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.905871113543
Darker point darker score: 0.440614111169
darker: 2 (eq: False, dd: True), confidence: 1, worker: A26N0ZAW34UJUV
darker: 1 (eq: False, dd: False), confidence: 1, worker: AE6N096CSI5HT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1PCTP576OW35H (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2CQLD1RK8ZQ7D
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3RZMD0GPKZBJ5
darker: 2 (eq: False, dd: True), confidence: 2, worker: ASOOONBGQ48YI
darker: 2 (eq: False, dd: True), confidence: 2, worker: AR50UBGSH10FJ (marked invalid)
(0: guessing, 1: probably, 2: definitely)