Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.989397741494
Darker point darker score: 0.940685314744
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1JF9ZNXWK5QZU (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3TVDFJ22T1FFN (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1I4YHF7RG58DV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3PEMQP28HYGHU
darker: 1 (eq: False, dd: True), confidence: 2, worker: A60085NFAM25W
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
darker: 1 (eq: False, dd: True), confidence: 2, worker: A7S0IDTDA59QN
(0: guessing, 1: probably, 2: definitely)