MCDM Approach for Assigning Task to the Workers by Selected Features Based on Multiple Criteria in Crowdsourcing

Table 12

Normalized decision matrix.

Weighted normalized data
Attributes	Worker history	Trustworthiness/honesty	Qualification	Reliability	Response ratio/quality of response	Skill level	Quality of task	Delivery time	Cheap/cost-effective/cost-efficient	S^+	S^−
W1	0.037	0.037	0.033	0.042	0.023	0.013	0.055	0.042	0.044	0.050	0.078
W2	0.019	0.021	0.053	0.031	0.029	0.031	0.037	0.055	0.039	0.054	0.074
W3	0.056	0.037	0.053	0.026	0.041	0.031	0.037	0.024	0.028	0.045	0.078
W4	0.031	0.037	0.026	0.042	0.053	0.027	0.030	0.049	0.039	0.080	0.080
W5	0.044	0.026	0.020	0.042	0.053	0.027	0.024	0.012	0.033	0.067	0.070
W6	0.025	0.042	0.046	0.026	0.018	0.027	0.055	0.006	0.028	0.073	0.059
W7	0.050	0.042	0.046	0.026	0.018	0.027	0.055	0.006	0.028	0.066	0.071
W8	0.012	0.026	0.046	0.016	0.012	0.036	0.037	0.012	0.044	0.082	0.047
W9	0.044	0.037	0.046	0.031	0.047	0.040	0.018	0.024	0.028	0.054	0.073
W10	0.006	0.032	0.020	0.005	0.047	0.036	0.055	0.030	0.022	0.078	0.061
Positive ideal	0.056	0.042	0.053	0.042	0.053	0.040	0.055	0.055	0.044
Negative ideal	0.006	0.021	0.020	0.005	0.012	0.013	0.018	0.006	0.022