Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.996295975659
Darker point darker score: 0.295336252378
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2S9J5W3VOD0M6
darker: 2 (eq: False, dd: False), confidence: 2, worker: AGO9QN7UEDUYL
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3GFISRU6V2MG5
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1DDY93NB8NESD
darker: 1 (eq: False, dd: True), confidence: 2, worker: A27H0BKXDPJ543
darker: 1 (eq: False, dd: True), confidence: 2, worker: A29WHBX4Y40L08 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2FNC7KTCBF9IT
(0: guessing, 1: probably, 2: definitely)