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- ArticleMarch 2004
A service-oriented customizable Digital Library
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1730–1731https://doi.org/10.1145/967900.968242Web services represent the new methodological and technological challenge in the area of Web-based systems, but they raise problems of discovery, interoperability, security. In this paper we address the problem of Web service interoperability, proposing ...
- ArticleMarch 2004
Adaptive data dissemination and caching for edge service architectures built with the J2EE
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1717–1724https://doi.org/10.1145/967900.968240The deployment of distributed enterprise applications and e-business solutions, that leverage edge service architectures across wide area networks, require flexible and adaptable models for data dissemination and caching. In this paper we present the ...
- ArticleMarch 2004
Semantic enrichment for improving systems interoperability
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1634–1641https://doi.org/10.1145/967900.968227The overall goal addressed in this paper is to improve semantic interoperability in heterogeneous systems by means of establishing mappings between relevant domain ontologies. The mappings are discovered based on the technique of semantic enrichment ...
- ArticleMarch 2004
A Web services composition approach based on software agents and context
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1619–1623https://doi.org/10.1145/967900.968224We present an agent-based and context-oriented approach for Web services composition. A Web service is an accessible application that other applications and humans can discover and trigger to satisfy various needs. Due to the complexity of Web services ...
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- ArticleMarch 2004
Profile and context filtering of streaming data for a mobile personal assistant
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1615–1616https://doi.org/10.1145/967900.968221A key component in an ubiquitous computing environment is a personal assistant that can provide a link between devices and services and a human user. A large part of interactions in such an environment is expected to be using XML data. In this paper we ...
- ArticleMarch 2004
Missing requirements and relationship discovery through proxy viewpoints model
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1513–1518https://doi.org/10.1145/967900.968203This paper addresses the problem of "missing requirements" in software requirements specification (SRS) expressed in natural language. Due to rapid changes in technology and business frequently witnessed over time, the original SRS documents often ...
- ArticleMarch 2004
Scalable and lock-free concurrent dictionaries
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1438–1445https://doi.org/10.1145/967900.968188We present an efficient and practical lock-free implementation of a concurrent dictionary that is suitable for both fully concurrent (large multi-processor) systems as well as pre-emptive (multi-process) systems. Many algorithms for concurrent ...
- ArticleMarch 2004
Applying scheduling techniques to minimize the number of late jobs in workflow systems
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1396–1403https://doi.org/10.1145/967900.968180Ordering the cases in a workflow can result in significant decrease on the number of late jobs. But merging workflow and scheduling is not trivial. This paper presents some of the problems of using scheduling results in ordering cases in a workflow and ...
- ArticleMarch 2004
An integrated model of workflows, e-contracts and solution implementation
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1390–1395https://doi.org/10.1145/967900.968179Electronic-contracts (e-contracts) are structured models of business contracts. Business transactions between enterprises can be supported by inter-workflows based on standards. However, exceptions, namely problematic situations whose solutions are not ...
- ArticleMarch 2004
Prototype system for method materialisation and maintenance in object-oriented databases
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1323–1327https://doi.org/10.1145/967900.968167The efficient execution of a method has a great impact on a system response time. Optimising access to data returned by methods is difficult as methods are written in high-level programming languages. Moreover, estimating a method's execution cost is ...
- ArticleMarch 2004
Modelling and filtering of MPEG-7-compliant meta-data for digital video
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1248–1252https://doi.org/10.1145/967900.968154The recent MPEG-7 standard specifies a semi-structured meta-data format for open interoperability of multimedia. However, the standard refrains from specifying how the meta-data is to be used or how meta-data inappropriate to user requirements may be ...
- ArticleMarch 2004
Axes-based visualizations with radial layouts
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1242–1247https://doi.org/10.1145/967900.968153In the analysis of multidimensional data sets questions involving detection of extremal events, correlations, patterns and trends play an increasingly important role in a variety of applications. Axes-based visualizations like Parallel or Star ...
- ArticleMarch 2004
Cost effective transcoding for QoS adaptive multimedia streaming
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1238–1241https://doi.org/10.1145/967900.968152Transcoding is a core technique that is used in providing quality-of-service (QoS) adaptive multimedia streaming service. Many studies have examined how best to perform transcoding and reduce computation overhead. However, the issue of when to transcode ...
- ArticleMarch 2004
Providing resource allocation and performance isolation in a shared streaming-media hosting service
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1213–1218https://doi.org/10.1145/967900.968148The trend toward media content hosting is seeing a significant growth as more rich media is used in the enterprise environment and as it becomes mission critical for businesses. A shared media hosting service supports the illusion that each hosted ...
- ArticleMarch 2004
MIRES: an information exchange system for mobile phones
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1196–1200https://doi.org/10.1145/967900.968142Mobile computing has been studied in the past few years on many respects: adaptive application, mobility model, data access and so on. However, most research aim at a general computing framework but not focus on a specific device, for example, mobile ...
- ArticleMarch 2004
A web-page fragmentation technique for personalized browsing
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1146–1147https://doi.org/10.1145/967900.968132In this paper, a technique is presented that allows web sites viewers to build personalized web pages, using specific thematic areas of their preferred sites. This technique, besides saving from the trouble of having to browse in different sites in ...
- ArticleMarch 2004
GD-GhOST: a goal-oriented self-tuning caching algorithm
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1141–1145https://doi.org/10.1145/967900.968131A popular solution to internet performance problems is the widespread caching of data. Many caching algorithms have been proposed in the literature, most attempting to optimize for one criteria or another, and recent efforts have explored the automation ...
- ArticleMarch 2004
Learning query languages of Web interfaces
SAC '04: Proceedings of the 2004 ACM symposium on Applied computingPages 1114–1121https://doi.org/10.1145/967900.968127This paper studies the problem of automatic acquisition of the query languages supported by a Web information resource. We describe a system that automatically probes the search interface of a resource with a set of test queries and analyses the ...