- Subscribe to this page:
- RSS
- Email Alert
Vienna University of Technology
(189 results)-
White Papers
Advanced Event Processing and Notifications in Service Runtime Environments
June 16, 2008, 12:00am PDT
Service-Oriented Architecture (SOA) and Web services have become widely adopted for building cross-organizational and flexible applications. Yet, there is one issue inherent to this paradigm:...
Provided by Vienna University of Technology
-
White Papers
DeXIN- An Extensible Framework for Distributed XQuery Over Heterogeneous Data Sources
February 12, 2009, 12:00am PST
In the Web environment, rich, diverse sources of heterogeneous and distributed data are ubiquitous. In fact, even the information characterizing a single entity - like, for example, the...
Provided by Vienna University of Technology
-
White Papers
Model-Driven Integration and Management of Data Access Objects in Process-Driven SOAs
September 22, 2008, 12:00am PDT
In most process-driven and Service Oriented Architectures (SOA), services need to access data stored in a database using database transactions. This is typically done using Data Access Objects...
Provided by Vienna University of Technology
-
White Papers
Social Formation and Interactions in Evolving Service-Oriented Communities
September 23, 2010, 12:00am PDT
The global scale and distribution of companies have changed the economy and dynamics of businesses. Web-based collaborations and cross-organizational processes typically require dynamic and...
Provided by Vienna University of Technology
-
White Papers
A Model and Algorithm for Self-Adaptation in Service-Oriented Systems
July 28, 2009, 12:00am PDT
In this paper, the authors address the problem of self-adaptation in internet-scale service-oriented systems. Services need to adapt by selecting the best neighboring services solely based on...
Provided by Vienna University of Technology
-
White Papers
On Analyzing Evolutionary Changes of Web Services
October 13, 2008, 12:00am PDT
Web services evolve over their life time and change their behavior. In the paper, the authors analyze Web service related changes and investigate interdependencies of Web service related changes....
Provided by Vienna University of Technology
-
White Papers
VieCAR - Enabling Self-Adaptive Collaboration Services
June 3, 2008, 12:00am PDT
Novel forms of collaboration increasingly distribute control among e-workers, thereby allowing agile and autonomous collaboration. However, this requires a novel blend of infrastructure and...
Provided by Vienna University of Technology
-
White Papers
Vimoware - A Toolkit for Mobile Web Services and Collaborative Computing
June 6, 2008, 12:00am PDT
Mobile devices are considered to be very useful in adhoc and team collaborations, for example in disaster responses, where dedicated infrastructures are not available. Such collaborations normally...
Provided by Vienna University of Technology
-
White Papers
SEMF - Service Evolution Management Framework
June 11, 2008, 12:00am PDT
With the growing popularity of Web services, an increasing number of Web services have been integrated into and used by complex service oriented systems. As a result, the management of Web...
Provided by Vienna University of Technology
-
White Papers
Low Level Metrics to High Level SLAs - LoM2HiS Framework: Bridging the Gap Between Monitored Metrics and SLA Parameters in Cloud Environments
May 3, 2010, 12:00am PDT
Cloud computing represents a novel on-demand computing approach where resources are provided in compliance to a set of predefined non-functional properties specified and negotiated by means of...
Provided by Vienna University of Technology
-
White Papers
Computational Social Network Management in Crowd-sourcing Environments
January 30, 2011, 12:00am PST
Flexible interactions in complex social and service-oriented collaboration systems increasingly demand for automated adaptation techniques to optimize partner discovery and selection. Today,...
Provided by Vienna University of Technology
-
White Papers
Composable Cost Estimation and Monitoring for Computational Applications in Cloud Computing Environments
March 13, 2010, 12:00am PST
With the offer from cloud computing providers, scientists have the opportunity to utilize pay-as-you-go resources together with their own and shared resources. However, scientists need to decide...
Provided by Vienna University of Technology
-
White Papers
On Analyzing and Specifying Concerns for Data as a Service
October 8, 2009, 12:00am PDT
Providing data as a service has not only fostered the access to data from anywhere at anytime but also reduced the cost of investment. However, data is often associated with various concerns that...
Provided by Vienna University of Technology
-
White Papers
A Survey on Context-Aware Web Service Systems
August 5, 2009, 12:00am PDT
Being context-aware will improve how software adapts to dynamic changes influenced by various factors during the operation of the software. Context-aware techniques have been widely applied in...
Provided by Vienna University of Technology
-
White Papers
Weighted Fuzzy Clustering for Capability-Driven Service Aggregation
October 13, 2010, 12:00am PDT
Workflow design, mashup configuration, and composite service formation are examples where the capabilities of multiple simple services combined achieve a complex functionality. In this paper the...
Provided by Vienna University of Technology
-
White Papers
Domain-Specific Languages for Service-Oriented Architectures: An Explorative Study
September 12, 2008, 12:00am PDT
Domain-Specific Languages (DSLs) are an important software development approach for many Service-Oriented Architectures (SOAs). They promise to model the various SOA concerns in a suitable way for...
Provided by Vienna University of Technology
-
White Papers
View-Based Integration of Process-Driven SOA Models at Various Abstraction Levels
February 11, 2008, 12:00am PST
SOA is an emerging architectural style to achieve loosely coupling and high interoperability of software components and systems by using message exchanges via standard public interfaces. In SOAs,...
Provided by Vienna University of Technology
-
White Papers
GENESIS - A Framework for Automatic Generation and Steering of Testbeds of Complex Web Services
January 14, 2008, 12:00am PST
Nowadays, the importance of Web services is steadily increasing in domains where interoperability is of paramount importance. This trend is especially observable in complex computer systems which...
Provided by Vienna University of Technology
-
White Papers
Correlation of Context Information for Mobile Services
March 19, 2009, 12:00am PDT
Location Based Services are a key driver in today's telecom market, even if the power of Location Based Services is not nearly exhausted in nowadays telecom systems. To build intuitive Location...
Provided by Vienna University of Technology
-
White Papers
Supporting Dynamic, People-Driven Processes Through Self-Learning of Message Flows
March 14, 2011, 12:00am PDT
Flexibility and automatic learning are key aspects to support users in dynamic business environments such as value chains across SMEs or when organizing a large event. Process centric information...
Provided by Vienna University of Technology
-
White Papers
Selecting Web Services Based on Past User Experiences
September 15, 2009, 12:00am PDT
Since the Internet of Services (IoS) is becoming reality, there is an inherent need for novel service selection mechanisms, which work in spite of large numbers of alternative services and take...
Provided by Vienna University of Technology
-
White Papers
Selective Service Provenance in the VRESCo Runtime
May 31, 2010, 12:00am PDT
In general, provenance describes the origin and well-documented history of a given object. This notion has been applied in information systems, mainly to provide data provenance of scientific...
Provided by Vienna University of Technology
-
White Papers
A Flexible Approach Towards Self-Adapting Process Recommendations
October 18, 2010, 12:00am PDT
A companys ability to flexibly adapt to changing business requirements is one key factor to remain competitive. The required flexibility in people driven processes is usually achieved through...
Provided by Vienna University of Technology
-
White Papers
What SOA Can Do for Software Dependability
April 29, 2008, 12:00am PDT
The prosperity and competitiveness of organizations and societies in general largely depend on the degree of their ability to react flexibly and pro-actively on a constantly changing environment....
Provided by Vienna University of Technology
-
White Papers
View-Based and Model-Driven Approach for Reducing the Development Complexity in Process-Driven SOA
July 3, 2007, 12:00am PDT
In process-driven, Service-Oriented Architectures (SOA), process activities invoke services to perform the various tasks of the process. As the number of elements involved in business process...
Provided by Vienna University of Technology
-
White Papers
Towards Autonomic Processes and Services
September 26, 2007, 12:00am PDT
More than ever, computing devices are becoming more powerful and networked, organizational boundaries are dissolving, and underlying information systems become more complex, thus requiring higher...
Provided by Vienna University of Technology
-
White Papers
Interaction Mining and Skill-Dependent Recommendations for Multi-Objective Team Composition
April 29, 2011, 12:00am PDT
Web-based collaboration and virtual environments supported by various Web 2.0 concepts enable the application of numerous monitoring, mining and analysis tools to study human interactions and team...
Provided by Vienna University of Technology
-
White Papers
Crowdsourcing Mobile Workflows With Tweetflows
March 31, 2011, 12:00am PDT
The use of mobile devices and Applications (Apps) offer users ubiquitous access to arbitrary Services. In this paper, the authors study the applicability of established SOA concepts in mobile...
Provided by Vienna University of Technology
-
White Papers
Adaptive Information Disclosure in a Dynamic Web of Trust
April 19, 2010, 12:00am PDT
Dynamic interactions in complex service-oriented systems increasingly demand for automated adaptation techniques to optimize resource discovery and selection. The authors describe a science...
Provided by Vienna University of Technology
-
White Papers
Supporting Network Formation Through Mining Under Privacy Constraints
June 30, 2010, 12:00am PDT
Single professionals and small companies come together and form virtual communities to compete with global players. In these collaboration networks, the actual business partners are discovered and...
Provided by Vienna University of Technology
-
White Papers
An End-to-End Framework for Business Compliance in Process-Driven SOAs
December 2, 2010, 12:00am PST
It is significant for companies to ensure their businesses conforming to relevant policies, laws, and regulations as the consequences of infringement can be serious. Unfortunately, the divergence...
Provided by Vienna University of Technology
-
White Papers
Supporting the Evolution of Model-Driven Service-Oriented Systems: A Case Study on QoS-Aware Process-Driven SOAs
January 31, 2011, 12:00am PST
Process-driven Service-Oriented Architectures (SOA) need to cope with constant changing requirements of various compliance requirements, such as Quality of Service (QoS) constraints within Service...
Provided by Vienna University of Technology
-
White Papers
Monitoring Web Service Event Trails for Business Compliance
October 6, 2009, 12:00am PDT
Organizations today are required to adhere to a number of compliance concerns from laws, regulations and policies. Compliance is achieved through defining and implementing so-called controls...
Provided by Vienna University of Technology
-
White Papers
Towards Knowledge Management in Self-Adaptable Clouds
May 3, 2010, 12:00am PDT
Cloud computing represents a promising computing paradigm where resources have to be allocated to software that needs to be executed. Self-manageable Cloud infrastructures are required to achieve...
Provided by Vienna University of Technology
-
White Papers
Runtime Behavior Monitoring and Self-Adaptation in Service-Oriented Systems
October 12, 2010, 12:00am PDT
Mixed service-oriented systems composed of human actors and software services build up complex interaction networks. Without any coordination, such systems may exhibit undesirable properties due...
Provided by Vienna University of Technology
-
White Papers
Resource Disconnection Management in MANET Driven by Process Time Plan
September 4, 2007, 12:00am PDT
The use of mobile ad hoc networks (manets) and of adaptive process management systems, able to enact cooperative processes among the on-the-field operators and to cope with disconnection...
Provided by Vienna University of Technology
-
White Papers
Using Quality of Context to Resolve Conflicts in Context-Aware Systems
July 20, 2009, 12:00am PDT
Context-aware systems in mobile and pervasive environments face many conflicting situations while collecting sensor data, processing sensor data to extract consistent and coherent high level...
Provided by Vienna University of Technology
-
White Papers
Towards Flexible Interface Mediation for Dynamic Service Invocations
September 30, 2009, 12:00am PDT
One of the main benefits of service-based systems is the loose coupling of components, which increases flexibility during the selection of internal and external business partners. However,...
Provided by Vienna University of Technology
-
White Papers
Monitoring and Analyzing Influential Factors of Business Process Performance
September 29, 2009, 12:00am PDT
Business activity monitoring enables continuous observation of Key Performance Indicators (KPIs). However, if things go wrong, a deeper analysis of process performance becomes necessary. Business...
Provided by Vienna University of Technology
-
White Papers
Mobile Device Location Information Acquisition Framework for Development of Location Information Web Applications
March 19, 2009, 12:00am PDT
Mobile device location information based services are one of the key drivers in telecommunication market today. The current development of mobile device location based service solutions is...
Provided by Vienna University of Technology
-
White Papers
SemTrace: Semantic Requirements Tracing Using Explicit Requirement Knowledge
July 10, 2011, 12:00am PDT
In the Software Engineering (SE) domain the EU challenge on semantic systems and services motivates better support of knowledge creation as well as better access of SE stakeholders to the...
Provided by Vienna University of Technology
-
White Papers
Lets's Play the Token Game - Model Transformations Powered by Transformation Nets
June 22, 2009, 12:00am PDT
Model-Driven Engineering (MDE) is a software engineering paradigm using abstract models to describe systems which are then systematically transformed to concrete implementations. Since model...
Provided by Vienna University of Technology
-
White Papers
Improving Conflict Resolution in Model Versioning Systems
February 11, 2009, 12:00am PST
Collaborative software development is nowadays inconceivable without optimistic Version Control Systems (VCSs). Without such systems the parallel modification of one artifact by multiple users is...
Provided by Vienna University of Technology
-
White Papers
Towards an Architectural Framework for Agile Software Development
April 29, 2010, 12:00am PDT
One of the ideas of agile software development is to respond to changes rather than following a plan. Constantly changing businesses result in changing requirements, to be handled in the...
Provided by Vienna University of Technology
-
White Papers
A Project Monitoring Cockpit Based on Integrating Data Sources in Open Source Software Development
May 10, 2010, 12:00am PDT
Many Open Source Software (OSS) development projects use tools and models that come from heterogeneous sources. A project manager, who wants to analyze indicators for the state of the project...
Provided by Vienna University of Technology
-
White Papers
A Controlled Experiment on Team Meeting Style in Software Architecture Evaluation
February 22, 2010, 12:00am PST
Software architecture change can have a major impact on product and project quality. Software architecture evaluation systematically investigates architecture variants with respect to their...
Provided by Vienna University of Technology
-
White Papers
Evaluating Tools That Support Pair Programming in a Distributed Engineering Environment
February 22, 2010, 12:00am PST
The construction and improvement of high-quality products in a global software development environment requires flexible practices for collaboration and tools that support these practices in a...
Provided by Vienna University of Technology
-
White Papers
Engineering Project Management Using the Engineering Cockpit
May 30, 2011, 12:00am PDT
Automation Systems Engineering projects typically depend on contributions from several engineering disciplines. While available software tools are strong in supporting each individual engineering...
Provided by Vienna University of Technology
-
White Papers
Code Obfuscation Against Static and Dynamic Reverse Engineering
June 30, 2011, 12:00am PDT
The process of reverse engineering allows attackers to understand the behavior of software and extract proprietary algorithms and data structures (e.g. cryptographic keys) from it. Code...
Provided by Vienna University of Technology
-
White Papers
Defect Detection Using Event-Based Process Analysis in (Software+) Engineering Projects
June 22, 2010, 12:00am PDT
Modern software-based systems, like industrial automation systems typically involve the cooperation of several engineering fields, e.g., mechanical, electrical, and software engineering. The...
Provided by Vienna University of Technology
-
White Papers
Semantic Tool Interoperability for Engineering Manufacturing Systems
November 17, 2010, 12:00am PST
Manufacturing systems engineering projects depend on contributions from several engineering disciplines. These contributions consist of complex artifacts like mechanical, electrical, and software...
Provided by Vienna University of Technology
-
White Papers
Automated Derivation of Configurations for the Integration of Software(+) Engineering Environments
November 3, 2010, 12:00am PDT
Today's systems integration technologies enable the integration of (software+) engineering environments to support engineering processes across domain and tool boundaries. These engineering...
Provided by Vienna University of Technology
-
White Papers
Foundations for Event-Based Process Analysis in Heterogeneous Software Engineering Environments
June 1, 2010, 12:00am PDT
For monitoring, controlling, and improving software development projects, project and quality managers need tool support to analyze engineering processes within development environments....
Provided by Vienna University of Technology
-
White Papers
Integrating Value and Utility Concepts Into a Value Decomposition Model for Value-Based Software Engineering
June 16, 2009, 12:00am PDT
Value-Based Software Engineering (VBSE) is an emerging stream of research that addresses the value considerations of software and extends the traditional scope of software engineering from...
Provided by Vienna University of Technology
-
White Papers
Observability of Software Engineering Processes in Open Source Software Projects Domain
July 20, 2010, 12:00am PDT
Open Source Software (OSS) projects as a complex software engineering system is an ideal domain for empirical software engineering, because it provides a lot of data and possibility to introduce...
Provided by Vienna University of Technology
-
White Papers
Flexible Support for Adaptable Software and Systems Engineering Processes
May 10, 2011, 12:00am PDT
Typical complex software and systems engineering projects involve a set of different engineering disciplines and therefore heavily rely on systems integration approaches. Service-oriented...
Provided by Vienna University of Technology
-
White Papers
Flexible Engineering Environment Integration for (Software+) Engineering Teams
September 22, 2010, 12:00am PDT
For the development of complex software-based systems multi-disciplinary engineering teams have to cooperate. While there are elaborate software tools for each engineering discipline, there is...
Provided by Vienna University of Technology
-
White Papers
Cost-Efficient Utilization of Public SLA Templates in Autonomic Cloud Markets
September 14, 2011, 12:00am PDT
Dynamic and self-adaptable markets are fundamental for the successful implementation of the Cloud computing paradigm where computing resources are provided on demand and dynamically to the...
Provided by Vienna University of Technology
-
White Papers
Towards Self-Awareness in Cloud Markets: A Monitoring Methodology
October 6, 2011, 12:00am PDT
Currently, the Cloud landscape is a fragmented, static and shapeless market that hinders the paradigm's ability to fulfill its promise of ubiquitous computing on tap and as a commodity. In this...
Provided by Vienna University of Technology
-
White Papers
Towards Autonomic Market Management in Cloud Computing Infrastructures
September 2, 2011, 12:00am PDT
Cloud computing markets face challenges, such as a large variety of different resource types in the market. A large variety of resource types results in a low number of matches of ask and bids....
Provided by Vienna University of Technology
-
White Papers
Cloud-Based Sustainability Governance - State of the Art and Open Issues
June 22, 2011, 12:00am PDT
Sustainability governance for resource consumption by humans, such as carbon footprint and electricity consumption in facilities, is a complex issue that requires extensible platforms to manage...
Provided by Vienna University of Technology
-
White Papers
Leaders, Followers, And Risk Dynamics In Industry Equilibrium
February 15, 2009, 12:00am PST
The authors study own and rival risk in a dynamic duopoly with a homogeneous output good, stochastic industry demand, and real options to expand or contract capacity. They focus on asymmetric cost...
Provided by Vienna University of Economics and Business
-
White Papers
Legal Corporate Insider Trading And The Price Impact Of Private Information
May 1, 2008, 12:00am PDT
This paper examines the information value of corporate insider trading disclosures for a sample of 2,108 public traded companies located in seven (continental) European countries. Their results...
Provided by Vienna University of Technology
-
White Papers
Towards a Security Management Reference Model for Vertical and Horizontal Collaborative Clouds
July 11, 2011, 12:00am PDT
The re-perimeterization and the erosion of trust boundaries already happening in organizations is amplified and accelerated by Cloud Computing. Security controls in Cloud Computing are, for the...
Provided by Vienna University of Technology
-
White Papers
A Tool for Advanced Correspondence Checking in Answer-Set Programming: Preliminary Experimental Results
June 18, 2008, 12:00am PDT
The class of non-monotonic logic programs under the answer-set semantics, with which the authors are dealing with in this paper, represents the canonical and, due to the availability of efficient...
Provided by Vienna University of Technology
-
White Papers
A Tool for Advanced Correspondence Checking in Answer-Set Programming
June 18, 2008, 12:00am PDT
In previous work, a general framework for specifying correspondences between logic programs under the answer-set semantics has been defined. The framework allows to define different notions of...
Provided by Vienna University of Technology
-
White Papers
spock - Detecting Errors in Logic Programs Under the Answer-Set Semantics: System Description
January 29, 2008, 12:00am PST
Answer-Set Programming (ASP) is an emerging logic-programming paradigm, which strictly separates the description of a problem from its solutions. Despite its semantic elegance, ASP suffers from a...
Provided by Vienna University of Technology
-
White Papers
Elimination of Disjunction and Negation in Answer-Set Programs Under Hyperequivalence
September 15, 2008, 12:00am PDT
The study of different notions of equivalence is one of the cornerstones of current research in answer-set programming. This is mainly motivated by the needs of program simplification and modular...
Provided by Vienna University of Technology
-
White Papers
Casting Away Disjunction and Negation Under a Generalisation of Strong Equivalence With Projection
August 5, 2009, 12:00am PDT
In Answer-Set Programming (ASP), many notions of program equivalence have been introduced and formally analyzed. A particular line of research in this direction aims at studying conditions under...
Provided by Vienna University of Technology
-
White Papers
Realizing Default Logic Over Description Logic Knowledge Bases
April 3, 2009, 12:00am PDT
The authors consider a realization of Reiter-style default logic on top of Description Logic Knowledge Bases (DL-KBs). To this end, they present elegant transformations from default theories to...
Provided by Vienna University of Technology
-
White Papers
Decomposition of Declarative Knowledge Bases With External Functions
June 5, 2009, 12:00am PDT
The authors present a method to decompose a declarative knowledge base, given by a logic program under answer set semantics with access to external sources. It overcomes the ineffectiveness of...
Provided by Vienna University of Technology
-
White Papers
Modular Nonmonotonic Logic Programming Revisited
May 1, 2009, 12:00am PDT
Recently, enabling modularity aspects in Answer Set Programming (ASP) has gained increasing interest to ease the composition of program parts to an overall program. In this paper, the authors...
Provided by Vienna University of Technology
-
White Papers
Relevance-Driven Evaluation of Modular Nonmonotonic Logic Programs
July 7, 2009, 12:00am PDT
Modular non-Monotonic Logic Programs (MLPs) under the answer-set semantics have been recently introduced as an ASP formalism in which modules can receive context-dependent input from other...
Provided by Vienna University of Technology
-
White Papers
Decomposition of Distributed Nonmonotonic Multi-Context Systems
June 28, 2010, 12:00am PDT
Multi-Context Systems (MCS) are formalisms that enable the inter-linkage of single knowledge bases, called contexts, via bridge rules. Recently, a fully distributed algorithm for evaluating...
Provided by Vienna University of Technology
-
White Papers
An Extension of the System ccT for Testing Relativised Uniform Equivalence Under Answer-Set Projection
January 23, 2008, 12:00am PST
The system cc⊤ is a tool for testing correspondence between non-monotonic logic programs under the answer-set semantics with respect to different refined notions of program correspondence....
Provided by Vienna University of Technology
-
White Papers
Declarative Belief Set Merging Using Merging Plans
November 1, 2010, 12:00am PDT
The authors present a declarative framework for belief set merging tasks over (possibly heterogeneous) knowledge bases, where belief sets are sets of literals. The framework is designed...
Provided by Vienna University of Technology
-
White Papers
Pushing Efficient Evaluation of HEX Programs by Modular Decomposition
February 28, 2011, 12:00am PST
The evaluation of logic programs with access to external knowledge sources requires to interleave external computation and model building. Deciding where and how to stop with one task and proceed...
Provided by Vienna University of Technology
-
White Papers
Alternative Characterizations for Program Equivalence Under Answer-Set Semantics: Preliminary Report
June 28, 2007, 12:00am PDT
Logic programs under answer-set semantics constitute an important tool for declarative problem solving. In recent years, two research issues received growing attention. On the one hand, concepts...
Provided by Vienna University of Technology
-
White Papers
PiOS: Detecting Privacy Leaks in IOS Applications
December 1, 2010, 12:00am PST
With the introduction of Apple's iOS and Google's Android operating systems, the sales of smartphones have exploded. These smartphones have become powerful devices that are basically miniature...
Provided by Vienna University of Technology
-
White Papers
Detecting Environment-Sensitive Malware
June 16, 2011, 12:00am PDT
The execution of malware in an instrumented sandbox is a widespread approach for the analysis of malicious code, largely because it sidesteps the difficulties involved in the static analysis of...
Provided by Vienna University of Technology
Keep Up with TechRepublic
Submit a Paper
Get your content listed in our directory!
Our directory is the largest library of vendor-supplied technical content on the Web. It’s also the first place IT decision makers turn to when researching technology solutions. Our members are already finding your competitors’ papers here - shouldn’t they find yours, too? It's FREE so click here and submit your white paper, case study, data sheet, research report, or other document today!
