Structured Indexing And Digital Copyright Protection Technology Research And Application

In the recent years, Internet is going to the Era of structured data. In the near future, digital publishing content is also composed by the highly structured data service. In order to realize digitization and structured content of the existing books resource, realize effective management of content resources, this paper has researched structured indexing and digital copyright protection technology, and used them in the digital process of the library, achieving very good results.At present, the domestic library digitization work is only transformation the original book into some specific formats, and realize the aim of saving resources, but the digital library can not manage and use familiarly, and can not search automately and fastly. Additional, in the spreading process, digital library exists lots of purloin and infringement.In view of the existing problems of the management of the digital library, this paper uses XML indexing technique, indexes the digital books catalogs and some books content having special using value, speeding up the digital library retrieval, and realization sharing of digital books content; In view of digital library copyright piracy and infringement problem, this paper designs a digital copyright protection system. The encryption end of system encrypt digital library content by symmetric encryption algorithm, at the same time insert digital watermarking which is related to users information, and generate users license according to users privileges; In the decryption end users decrypt digital books content by private key, at the same time invoke the appropriate reading terminal according to user license content, operating digital content within rights.The above mentioned contents are used in the project of "Shanghai books digital content" enhancing the digital library management effect, and in the process of transmission preventing the digital library piracy and infringement effectively.