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Web Services provides almost similar functionalities, but finding best service is the basic objective of this paper. In this paper, focus on quantifiable measurements is done. The main objective of this paper is to investigate how dynamic web service discovery can be realized to satisfy a customer's QoS requirements using an approach that can be accommodated within existing basic web service protocols...
The development of Content Management System (CMS) technology undoubtedly eases website content organization. Creative writing is a common challenge in producing written content. One solution is to use synonyms, which conventionally can be found in a thesaurus. In this research, Simple Knowledge Organization System (SKOS) data model, which is suitable for organizing knowledge such as thesauri, is...
Recently, the mapping from Relational Databases (RDB) into Resource Description Framework (RDF) becomes an essential demand for most of the people who are consuming the Web in their daily activities and businesses due to the need for getting complete integrated, trustworthy and understandable data that achieving their requirements and wishes. However, management and controlling the RDB-RDF mapping...
Digital educational resources construction is enormous and growing at a staggering rate, the information lacks a uniform semantic description. So that users it difficult to find, organize, access and maintain the information required increasingly. we can realize optimal allocation of digital educational resources, balance the distribution of resources, narrow the resources gap between the rich and...
The huge amount of heterogeneous material data on the Web makes it increasingly difficult for users and computer applications to find and access required information because their semantics are not understandable by machines. Integrating such heterogeneous material data sources is a critical issue for the material scientific community. A lot of data integration initiatives have been implemented. But...
Scientists want to stay connected with everything that is new in scientific world, so they constantly read several online scientific magazines and newspapers. However, not all the subjects are of interest to everyone. Consequently, a user is forced to do a lot of browsing to find the articles which are important to him. This paper presents a scientific news aggregator, structured as an online magazine...
Next-generation patients are far from being peripheral to health-care. They are central to understanding the effectiveness and efficiency of services and how they can be improved. Today a lot of patients are used to reviewing local health services on-line but this social information is just stored in natural language text and it is not machine-accessible and machine-processable. To distil knowledge...
Often in a research community there are several different metadata standards used to describe the same type of objects. In this paper we explore using an RDF/XML (Resource Description Framework) framework to address this issue, and create a flexible, reusable solution that can adapt to new metadata standards. We create a semantic framework that contains multiple metadata views of the objects that...
Large amount of experts are key asset that universities hold. In order to increase people's awareness of experts and foster collaborative opportunities, it is necessary to help users to locate experts with required expertise. This paper proposes a methodology for ontology-based expertise locator, a Semantic Web application that integrates pieces of relevant expertise information from heterogeneous...
Ontology-Based Deep Web Interface Schema Integration (OBDIS) uses two levels structure to establish matching relationships and eliminate semantic heterogeneity among concepts and terms of Database schemas on the Web, coupled with the assistance from domain ontology and form ontologies, in which the former is used to describe the domain knowledge and provide the sharing vocabulary base, and the latter...
Nowadays one of the most important assets within any corporation is information. Year after year, a research group generates heterogeneous information in both content and format. The optimal manage of this information-called "corporate memory"- allow exchange, consultation and diffuse of these data. Technologies associated with the Semantic Web [1] are ideal for achieving that objective...
In this paper, we apply semantic web-based technologies to integrate heterogeneous data from medical information system, and design a heterogeneous data integration model, which combines Mediator/Wrapper framework with ontology, using OGSA-DAI as data accessing middleware. Mediator provides uniform query interface, decomposes user queries based on the mapping relations between global ontology and...
MashQL, a novel query formulation language for querying and mashing up structured data on the Web, doesn't require users to know the queried data's structure or the data itself to adhere to a schema. In this article, the authors address the fact that being a language, not merely an interface (and simultaneously schema-free), MashQL faces a particular set of challenges. In particular, the authors propose...
We describe the information technological challenges in the project ArcheoInf which aims at providing a unified access to heterogeneous archaeological databases. We consider the difficulties caused by legacy databases not designed for structured data retrieval and propose an ontology-based solution to this problem. In particular we present a process that migrates the data into an ontology-based triple...
A stock information system, based on the technologies of semantic Web and Web services, is designed with Web interface layer and semantic Web layer. The former includes URI layer and XML/XML scheme layer, and the latter includes ontology layer and agent layer. The related ontology of this system is given including two kinds of main ontology-user ontology and stock information data ontology, and agent...
Next generation of knowledge management systems will utilize different methods and techniques from the following communities to achieve the vision of ubiquitous knowledge: Semantic Web and Web Services, Agent Technologies, Mobility. A knowledge asset (Web resource or service) to become an intellectual capital must be shared; it increases in value while being used. XML is the ideal format for the exchange...
CSML is a semantic markup language created for the publishing and sharing of conceptual spaces, which are geometric structures that represent semantics at the conceptual level. CSML can be used to describe semantics that are not captured well by the ontology languages commonly used in the Semantic Web. Measurement of the semantic similarity of concepts as well as the combination of concepts without...
In the current networked globe, Web has proved itself the most advanced and effective way of communication. During early development of the Internet there was a little notion that the Web development will hit this Internet so hard one day. In such a short time, Web 2.0 and now Web 3.0 has created great heights in the face of Internet industry. The distance from Web 1.0 to Web 2.0 has been covered...
This paper describes the advantages of Cadabiaover competing network programming frameworks.Cadabia is a middleware service architecture for sharing dynamic classes and objects in network-based applications. A default database editor can either be run as a stand-alone RMI application or as a Web service. Cadabia queries can be used as properties of GUI components to read/update persistent data.Cadabia...
The XML standard adopted for the interoperability among Web services had played prominent role in enhancing systems/application integration and also facilitates linking up clientpsilas demands through loosely couple platform. However, the use of this technology has a major disadvantage of lacking in semantic representations of the contents in the Web and makes the service discovery scheme of the UDDI...
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