Download Semantic Issues in E-Commerce Systems: IFIP TC2 / WG2.6 by Hans Weigand, Lai Xu (auth.), Robert Meersman, Karl Aberer, PDF
By Hans Weigand, Lai Xu (auth.), Robert Meersman, Karl Aberer, Tharam Dillon (eds.)
Semantic matters in e-Commerce Systems includes the lawsuits of the 9th operating convention on Database Semantics, which was once backed through the overseas Federation for info Processing (IFIP) and held in Hong Kong in April 2001.
This quantity should be crucial for researchers and practitioners operating within the parts of database administration, info retrieval and knowledge mining, and consumer interfaces, as utilized to e-commerce.
Read or Download Semantic Issues in E-Commerce Systems: IFIP TC2 / WG2.6 Ninth Working Conference on Database Semantics April 25–28, 2001, Hong Kong PDF
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Extra info for Semantic Issues in E-Commerce Systems: IFIP TC2 / WG2.6 Ninth Working Conference on Database Semantics April 25–28, 2001, Hong Kong
Sample text
3 Reduction of users' difficulties Because of the swiftness of reuse of web contents, licensing process should be quick and easy. If licensing process takes much time, users' reuse of web contents is disturbed. However, search conditions for preferable web contents are complicated since the search conditions are related to substance of content, allowed use conditions, and license fee. Efficiency is required in searching for web contents for reuse. 3. The licensing model In order to meet the above mentioned requirements, the proposed licensing model has the three characteristics, such as 1) dynamic license agreement via a licensing system, 2) directives by providers, 3) combining search conditions.
If each score of contents is not given, the score for Be is simply calculated by the ranking in a search result. When the ranking is high, the score for Bc is given a large value. The score Bc is computed by the following equation. Let Tk be the ranking for each content, BCk = (N - Tk + l)/N where 1 ~ k ~ Nand N is the total of retrieved contents. 3) and user's importance for each use condition. A user decides importance for each use condition subjectively. Although many use conditions exist, allowed use conditions that a user may take are limited.
The retail price depends on the market price. License agreements of traditional copyrighted works are made on the basis of specific and limited use of copyrighted works. Furthermore, publishing of copyrighted works takes much time and cost. On the other hand, reuse of web contents is characterized as followings: 1 Swiftness Web contents are received on the web and web documents are distributed on the web. Hence the user makes web documents and distributes them much more quickly than by using traditional copyrighted works.