CEPTM: A Cross-Edge Model for Diverse Personalization Service and Topic Migration in MEC

Table 2

Eight factors in the users’ feedback on personalization services (PS) and the related parameters.

Factors	Questions	User Feedback Sample	Alpha	AVE
item expertise	4	I know the artists very well, and my friends always accept my music suggestions.	0.83	0.832
trusting propensity	4	I seldom accept a personalization from a stranger.	0.73	0.681
familiarity with privacy & PS	3	I understand that the personalized needs people’s private information to generate better personalization.	0.89	0.893
understandability	3	The model provides better management of friends’ posts across multiple sites.	0.75	0.709
satisfaction	5	The informing function of the model saved me time in viewing my friends’ status updates on all sites.	0.90	0.738
PS quality	4	I like the recommended item.	0.78	0.712
privacy concern	5	I don’t like requests that are too sensitive.	0.75	0.709
PS diversity	3	I like the personalization of a new type of item.	0.81	0.731