Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.05601489935
Darker point darker score: 1.02779650804
darker: 1 (eq: False, dd: True), confidence: 1, worker: A15WUXCQBQZ0VW
darker: 1 (eq: False, dd: True), confidence: 2, worker: AGY2PTZLZFT2L
darker: 1 (eq: False, dd: True), confidence: 1, worker: AYJ67827HW8LL
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A4SP70BFBM4ZP
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZMZDOTHBMUCK
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2K9VAUQ9I7CLT
darker: 1 (eq: False, dd: True), confidence: 1, worker: A13QL2FY4BZR9B
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 1 (eq: False, dd: True), confidence: 2, worker: A29WHBX4Y40L08 (marked invalid)
(0: guessing, 1: probably, 2: definitely)