Jiun-Jan Yang

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In this paper, we encompass and extend previous ontology-based data integration system. A semantic privacy-preserving model provides authorized view-based query answering over a widespread multiple servers for data sharing and integration. The combined semantics-enabled privacy protection policies are used to empower the data integration and access control(More)
The cloud computing platform provides utility computing allowing people to have convenient and flexible information sharing services on the web. We investigate the inter-disciplinary area of information technology and law and use semantics-enabled policies for modeling legal regulations in the cloud. The semantics-enabled policies of information sharing and(More)
Extending from the previous semantic privacy-preserving model, we propose a widescale super-peer data integration and protection architecture. Any user from a superpeer domain can contribute new data, schema, or even mappings for other super-peer domains to integrate the information. Each super-peer domain is essentially a mediatorbased data integration(More)
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