The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
With the increasing number of e-commerce sites, how to get a quick search about the information you want from thousands of e-commerce networks is becoming an urgent problem. In this paper, we present a solution to this problem, first, domain knowledge is established according to the e-commerce field, then we build a deep web information retrieval system based on e-commerce to help users find the goods...
Isomerous geological hazard data have four types: structural isomer, syntax isomer, system isomer and semantic isomer. Interoperability of semantic heterogenous data is a difficult issue due to its complexity and implication. Ontology not only describes exactly the meaning of concepts but also inner relationship of the concepts. So ontology can efficiently express common knowledge of specific domain...
The traditional knowledge push service based on non-semantic is inefficient in the hit ratio and accuracy because of the lack of semantic description and modeling to user preferences and knowledge resources. Semantic Web has unique advantages such as the robotization of the meaning interpretation, the decentralization of knowledge expression and the information identification by ontology. It provides...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.