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Displaying 1-50 out of 65 total
Communicating continuous integration servers for increasing effectiveness of automated testing
Found in: 2012 27th IEEE/ACM International Conference on Automated Software Engineering (ASE)
By Stefan Dosinger,Richard Mordinyi,Stefan Biffl
Issue Date:September 2012
pp. 374-377
Automated testing and continuous integration are established concepts in today’s software engineering landscape, but they work in a kind of isolated environment as they do not fully take into consideration the complexity of dependencies between ...
 
Replication Data Management: Needs and Solutions -- An Initial Evaluation of Conceptual Approaches for Integrating Heterogeneous Replication Study Data
Found in: 2013 ACM/IEEE International Symposium on Empirical Software Engineering and Measurement (ESEM)
By Stefan Biffl,Estefania Serral,Dietmar Winkler,Oscar Dieste,Natalia Juristo,Nelly Condori-Fernández
Issue Date:October 2013
pp. 233-242
[Context] Replication Data Management (RDM) aims at enabling the use of data collections from several itera-tions of an experiment. However, there are several major chal-lenges to RDM from integrating data models and data from em-pirical study infrastructu...
 
Hidden Price of User Authentication: Cost Analysis and Stakeholder Motivation
Found in: Availability, Reliability and Security, International Conference on
By Ludwig Meyer,Martin Auer,Markus Klemen,Stefan Biffl
Issue Date:August 2011
pp. 321-326
No summary available.
 
Foundations for Event-Based Process Analysis in Heterogeneous Software Engineering Environments
Found in: Software Engineering and Advanced Applications, Euromicro Conference
By Wikan Danar Sunindyo, Thomas Moser, Dietmar Winkler, Stefan Biffl
Issue Date:September 2010
pp. 313-322
For monitoring, controlling, and improving software development projects, project and quality managers need tool support to analyze engineering processes within development environments. Unfortunately, technical and semantic gaps between the engineering to...
 
Synthesized essence: what game jams teach about prototyping of new software products
Found in: Software Engineering, International Conference on
By Juergen Musil,Angelika Schweda,Dietmar Winkler,Stefan Biffl
Issue Date:May 2010
pp. 183-186
The development of video games comprises engineering teams within various disciplines, e.g., software engineering, game production, and creative arts. Game jams are a promising approach for (software+) development projects to foster on new product developm...
 
Semantic Integration of Heterogeneous Data Sources for Monitoring Frequent-Release Software Projects
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Stefan Biffl, Wikan Danar Sunindyo, Thomas Moser
Issue Date:February 2010
pp. 360-367
Open source software teams routinely develop complex software products in frequent-release settings with rather lightweight processes and project documentation. In this con-text project a major challenge for data collection is how to extract the relevant p...
 
Integrating Production Automation Expert Knowledge Across Engineering Stakeholder Domains
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Thomas Moser, Stefan Biffl, Wikan Danar Sunindyo, Dietmar Winkler
Issue Date:February 2010
pp. 352-359
The engineering of complex production automation systems involves experts from several backgrounds, such as mechanical, electrical, and software engineering. The production automation expert knowledge is embedded in their tools and data models, which are, ...
 
A Pattern-Based Coordination and Test Framework for Multi-Agent Simulation of Production Automation Systems
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Thomas Moser, Munir Merdan, Stefan Biffl
Issue Date:February 2010
pp. 526-533
Production automation systems consist of many entities (like robots and shuttles) that interact in complex ways to provide the overall system functionality like product assembly. Multi-Agent Systems (MAS) can simulate these system entities and their intera...
 
Making Expert Knowledge Explicit to Facilitate Tool Support for Integrating Complex Information Systems in the ATM Domain
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Thomas Moser, Richard Mordinyi, Alexander Mikula, Stefan Biffl
Issue Date:March 2009
pp. 90-97
The capability to provide a platform for flexible business services in the Air Traffic Management (ATM) domain is both a major success factor for the ATM industry and a challenge to integrate a large number of complex and heterogeneous information systems....
 
Defect Prediction using Combined Product and Project Metrics - A Case Study from the Open Source
Found in: Software Engineering and Advanced Applications, Euromicro Conference
By Dindin Wahyudin, Alexander Schatten, Dietmar Winkler, A. Min Tjoa, Stefan Biffl
Issue Date:September 2008
pp. 207-215
The quality evaluation of open source software (OSS) products, e.g., defect estimation and prediction approaches of individual releases, gains importance with increasing OSS adoption in industry applications. Most empirical studies on the accuracy of defec...
 
Value-Based Requirements Traceability: Lessons Learned
Found in: Requirements Engineering, IEEE International Conference on
By Alexander Egyed, Paul Grünbacher, Matthias Heindl, Stefan Biffl
Issue Date:October 2007
pp. 115-118
Software development standards demand requirements traceability without being explicit about the appropriate level of quality of trace links. Unfortunately, long-term trace utilizations are typically unknown at the time of trace acquisition which represent...
 
Value-Based Empirical Research Plan Evaluation
Found in: Empirical Software Engineering and Measurement, International Symposium on
By Stefan Biffl, Dietmar Winkler
Issue Date:September 2007
pp. 494
The planning phase of empirical studies is a success-critical key activity in empirical research to achieve best benefits for contributing stakeholders, e.g., researchers and industry partners, and to reduce study risks, e.g., insufficient validity and una...
   
Evaluating the Usefulness and Ease of Use of a Groupware Tool for the Software Architecture Evaluation Process
Found in: Empirical Software Engineering and Measurement, International Symposium on
By Muhammad Ali Babar, Dietmar Winkler, Stefan Biffl
Issue Date:September 2007
pp. 430-439
We have developed a framework for groupware tool support for the software architecture evaluation process in the context of global software development. We have empirically assessed the effectiveness of the groupwaresupported software architecture evaluati...
 
Aspects of Software Quality Assurance in Open Source Software Projects: Two Case Studies from Apache Project
Found in: EUROMICRO Conference
By Dindin Wahyudin, Alexander Schatten, Dietmar Winkler, Stefan Biffl
Issue Date:August 2007
pp. 229-236
Open source software (OSS) solutions provide missioncritical services to industry and government organizations. However, empirical studies on OSS development practices raise concerns on risky practices such as unclear requirement elicitation, ad hoc develo...
 
Early Software Product Improvement with Sequential Inspection Sessions: An Empirical Investigation of Inspector Capability and Learning Effects
Found in: EUROMICRO Conference
By Dietmar Winkler, Bettina Thurnher, Stefan Biffl
Issue Date:August 2007
pp. 245-254
Software inspection facilitates product improvement in early phases of software development by detecting defects in various types of documents, e.g., requirements and design specifications. Empirical study reports show that usage-based reading (UBR) techni...
 
A Model-Driven Architecture Approach Using Explicit Stakeholder Quality Requirement Models for Building Dependable Information Systems
Found in: Workshop on Software Quality, International
By Stefan Biffl, Richard Mordinyi, Alexander Schatten
Issue Date:May 2007
pp. 6
Decision makers in safety-critical domains rely on data from dependable information systems. Traditional time- and safety-critical information systems, such as traffic management systems, have been using proprietary point-to-point data links, which are ver...
 
Value-Based Selection of Requirements Engineering Tool Support
Found in: EUROMICRO Conference
By Matthias Heindl, Franz Reinisch, Stefan Biffl, Alex Egyed
Issue Date:September 2006
pp. 266-273
In large software and systems engineering companies like Siemens PSE there are several requirements tools in use. There is no
 
Digital Signatures with Familiar Appearance for e-Government Documents: Authentic PDF
Found in: Availability, Reliability and Security, International Conference on
By Thomas Neubauer, Edgar Weippl, Stefan Biffl
Issue Date:April 2006
pp. 723-731
Most e-government applications have to find a solution for simple, reliable, secure and authentic signing of official documents. Citizens need a simple way to verify the authenticity and integrity of an official document. Currently XML documents allow repr...
 
Optimal Project Feature Weights in Analogy-Based Cost Estimation: Improvement and Limitations
Found in: IEEE Transactions on Software Engineering
By Martin Auer, Adam Trendowicz, Bernhard Graser, Ernst Haunschmid, Stefan Biffl
Issue Date:February 2006
pp. 83-92
Cost estimation is a vital task in most important software project decisions such as resource allocation and bidding. Analogy-based cost estimation is particularly transparent, as it relies on historical information from similar past projects, whereby simi...
 
Improvement of Design Specifications with Inspection and Testing
Found in: EUROMICRO Conference
By Dietmar Winkler, Bernhard Riedl, Stefan Biffl
Issue Date:September 2005
pp. 222-231
<p>Inspection and testing are common verification and validation (V&V) approaches for defect detection and removal in the software development processes. Testing approaches require executable code, typically available in later life-cycle phases. ...
 
PlanningLines: Novel Glyphs for Representing Temporal Uncertainties and Their Evaluation
Found in: Information Visualisation, International Conference on
By Wolfgang Aigner, Silvia Miksch, Bettina Thurnher, Stefan Biffl
Issue Date:July 2005
pp. 457-463
Dealing with temporal uncertainties is a key issue in domains like project management or medical treatment planning. However, support for temporal indeterminacies is not very well integrated in current methods, techniques, and tools. In this paper we prese...
 
Increasing the Accuracy and Reliability of Analogy-Based Cost Estimation with Extensive Project Feature Dimension Weighting
Found in: Empirical Software Engineering, International Symposium on
By Martin Auer, Stefan Biffl
Issue Date:August 2004
pp. 147-155
<p>Accurate and reliable software cost estimation is a vital task in software project portfolio decisions like resource scheduling or bidding. A prominent and transparent method of supporting estimators is analogy-based cost estimation, which is base...
 
Towards an Event-Driven Workplace for Knowledge Integration
Found in: EUROMICRO Conference
By Alexander Schatten, Stefan Biffl
Issue Date:September 2004
pp. 437-446
A contemporary office or knowledge worker has to deal with an ever increasing number of information channels and associated ows of events (i.e., software applications using varying terminologies and access procedures). The events from different sources in ...
 
Investigating the Effect of Expert Ranking of Use Cases for Design Inspection
Found in: EUROMICRO Conference
By Dietmar Winkler, Michael Halling, Stefan Biffl
Issue Date:September 2004
pp. 362-371
Inspection is an important approach to reduce defects in software engineering artifacts. Reading techniques such as Usage-Based Reading (UBR) can focus inspector attention on specific types of defects (missing and wrong information) and specific defect sev...
 
Software Reviews: The State of the Practice
Found in: IEEE Software
By Marcus Ciolkowski, Oliver Laitenberger, Stefan Biffl
Issue Date:November 2003
pp. 46-51
<p>This article presents the results of a 2002 survey on industry adoption of software review technologies. The study offers two important insights. First, many responding companies take advantage of reviews for various purposes, including early defe...
 
An Empirical Study on Groupware Support for Software Inspection Meetings
Found in: Automated Software Engineering, International Conference on
By Paul Grünbacher, Michael Halling, Stefan Biffl
Issue Date:October 2003
pp. 4
Software inspection is an effective way to assess product quality and to reduce the number of defects. In a software inspection the inspection meeting is a key activity to agree on collated defects, to eliminate false positives, and to disseminate knowledg...
 
A Survey on the Fitness of Commercial Software Metric Tools for Service in Heterogeneous Environments: Common Pitfalls
Found in: Software Metrics, IEEE International Symposium on
By Martin Auer, Bernhard Graser, Stefan Biffl
Issue Date:September 2003
pp. 144
<p>Tool support in practice is an important success factor for a sustained metrics program. A number of commercial metric tools claim to support the collection and analysis of software metrics.</p> <p>However, these tools vary widely in t...
 
Closing the Gap: From Nescience to Knowledge Management
Found in: EUROMICRO Conference
By Alexander Schatten, Stefan Biffl, A Min Tjoa
Issue Date:September 2003
pp. 327
Knowledge management (KM) systems aim at supporting knowledge workers in general and software engineers in particular. These tools help to elicit, structure, and retrieve knowledge. However, while KM systems are functional, they are not used in practice as...
 
An Experiment Family to Investigate the Defect Detection Effect of Tool-Support for Requirements Inspection
Found in: Software Metrics, IEEE International Symposium on
By Michael Halling, Stefan Biffl, Paul Grünbacher
Issue Date:September 2003
pp. 278
The inspection of software products can help to find defects early in the development process and to gather valuable information on product quality. An inspection is rather resource-intensive and involves several tedious tasks like navigating, sorting, or ...
 
Investigating the Accuracy of Defect Estimation Models for Individuals and Teams Based on Inspection Data
Found in: Empirical Software Engineering, International Symposium on
By Stefan Biffl,Michael Halling,Sabine Köszegi
Issue Date:October 2003
pp. 232
Defect content estimation approaches, based on data from inspection, estimate the total number of defects in a document to evaluate the quality of the product and the development process. Objective estimation approaches require a high-quality measurement p...
 
Investigating the Defect Detection Effectiveness and Cost Benefit of Nominal Inspection Teams
Found in: IEEE Transactions on Software Engineering
By Stefan Biffl, Michael Halling
Issue Date:May 2003
pp. 385-397
<p><b>Abstract</b>—Inspection is an effective but also expensive quality assurance activity to find defects early during software development. The defect detection process, team size, and staff hours invested can have a considerable impac...
 
Repeatable Quality Assurance Techniques for Requirements Negotiations
Found in: Hawaii International Conference on System Sciences
By Paul Grünbacher, Michael Halling, Stefan Biffl, Hasan Kitapci, Barry W. Boehm
Issue Date:January 2003
pp. 23
Many software projects fail because early life-cycle defects such as ill-defined requirements are not identified and removed. Therefore, quality assurance (QA) techniques for defect detection and prevention play an important role. The effectiveness and eff...
   
A Groupware-Supported Inspection Process for Active Inspection Management
Found in: EUROMICRO Conference
By Michael Halling, Stefan Biffl, Paul Grünbacher
Issue Date:September 2002
pp. 251
Inspection is an important approach to reduce defects in software engineering artifacts. However, research and practice show that the performance of manual inspections fluctuates considerably. Based on experiences we gained in large-scale controlled inspec...
 
Investigating the Influence of Inspector Capability Factors with Four Inspection Techniques on Inspection Performance
Found in: Software Metrics, IEEE International Symposium on
By Stefan Biffl, Michael Halling
Issue Date:June 2002
pp. 107
<p>In this paper we report on a controlled experiment with over 170 student subjects to investigate the influence of inspection process, i.e., the defect detection technique applied, and inspector capability factors on the effectiveness and efficienc...
 
Teaching the Unified Process to Undergraduate Students
Found in: Software Engineering Education and Training, Conference on
By Michael Halling, Wolfgang Zuser, Monika Köhle, Stefan Biffl
Issue Date:February 2002
pp. 0148
A modern software development process framework, such as the Unified Process, is able to overcome problems of past frameworks, e.g., structural mismatches (notation, used method) between the products in different process steps. Moreover, it promotes an ind...
 
Tailoring a COTS Group Support System for Software Requirements Inspection
Found in: Automated Software Engineering, International Conference on
By Michael Hallin, Paul Grünbacher, Stefan Biffl
Issue Date:November 2001
pp. 201
The inspection of early life-cycle artifacts such as requirements documents promises great benefits. However, research demonstrates that the inspection process is complex and expensive and that tool support would be highly desirable. Existing inspection to...
 
Investigating Reinspection Decision Accuracy Regarding Product-Quality and Cost-Benefit Estimates
Found in: Computer Software and Applications Conference, Annual International
By Stefan Biffl, Michael Halling
Issue Date:October 2001
pp. 87
After a software inspection the project manager has to decide whether a product has sufficient quality to pass on to the next software development stage or whether a sec-ond inspection cycle, a reinspection, is likely to suffi-ciently improve its quality. ...
 
Using Reading Techniques to Focus Inspection Performance
Found in: EUROMICRO Conference
By Michael Halling, Stefan Biffl, Thomas Grechenig, Monika Köhle
Issue Date:September 2001
pp. 0248
Abstract: Software inspection is a quality assurance method to detect defects early during the software development process. For inspection planning there are defect detection techniques, so-called reading techniques, which let the inspection planner focus...
 
Evaluating the Accuracy of Defect Estimation Models Based on Inspection Data From Two Inspection Cycles
Found in: Software Engineering, International Conference on
By Stefan Biffl, Wilfried Grossmann
Issue Date:May 2001
pp. 0145
Abstract: Defect content estimation techniques (DCETs), based on defect data from inspection, estimate the total number of defects in a document to evaluate the development process. For inspections that yield few data points DCETs reportedly underestimate ...
 
Investigating the Cost-Effectiveness of Reinspections in Software Development
Found in: Software Engineering, International Conference on
By Stefan Biffl, Bernd Freimut, Oliver Laitenberger
Issue Date:May 2001
pp. 0155
Abstract: Software inspection is one of the most effective methods to detect defects. Reinspection repeats the inspection process for software products that are suspected to contain a significant number of undetected defects after an initial inspection. As...
 
Influence Of Team Size And Defect Detection Technique On Inspection Effectiveness
Found in: Software Metrics, IEEE International Symposium on
By Stefan Biffl, Walter Gutjahr
Issue Date:April 2001
pp. 63
Inspection team size and the set of defect detection techniques used by the team are major characteristics of the inspection design, which influences inspection effectiveness, benefit and cost. In this work we focus on the inspection performance of a nomin...
 
Investigating The Impact Of Reading Techniques On The Accuracy Of Different Defect Content Estimation Techniques
Found in: Software Metrics, IEEE International Symposium on
By Bernd Freimut, Oliver Laitenberger, Stefan Biffl
Issue Date:April 2001
pp. 51
Software inspections have established an impressive track record for early defect detection and correction. To increase their benefits, recent research efforts have focused on two different areas: systematic reading techniques and defect content estimation...
 
Using Inspection Data for Defect Estimation
Found in: IEEE Software
By Stefan Biffl
Issue Date:November 2000
pp. 36-43
This article pro-poses subjective team estimation models calculated from individual estimates and investigates the accuracy of defect estimation models based on inspection data.
 
Software Product Improvement with Inspection
Found in: EUROMICRO Conference
By Stefan Biffl, Michael Halling
Issue Date:September 2000
pp. 2262
In the early stages of software development, inspection of software documents is the most effective quality assurance measure to detect defects and provides timely feedback on quality to developers and managers. This paper reports on a controlled experimen...
 
A Course in Software Engineering and Project Management at University Level for Industrial Needs - Some Reliable Results after Ten Years of Experiences
Found in: Software Technology and Engineering Practice, International Workshop on
By Stefan Biffl, G. Thomas
Issue Date:July 1997
pp. 390
This paper reports on the structure of a two-semester workshop accompanied by lectures on software engineering (SE) methods and on major issues in project management (PM). The course is taught to 300 students per year as part of a master degree curriculum ...
 
Communicating continuous integration servers for increasing effectiveness of automated testing
Found in: Proceedings of the 27th IEEE/ACM International Conference on Automated Software Engineering (ASE 2012)
By Richard Mordinyi, Stefan Biffl, Stefan Dösinger
Issue Date:September 2012
pp. 374-377
Automated testing and continuous integration are established concepts in today’s software engineering landscape, but they work in a kind of isolated environment as they do not fully take into consideration the complexity of dependencies between code ...
     
Investigating the Effect of a Second Software Inspection Cycle: Cost-Benefit Data from a Large-Scale Experiment on Reinspection of a Software Requirements Document
Found in: Asia-Pacific Conference on Quality Software
By Stefan Biffl, Michael Halling, Monika Köhle
Issue Date:October 2000
pp. 194
The goal of software inspection is to identify defects and to measure the product and inspection process quality. Software development products that are suspected to contain a substantial number of defects after inspection may be subject to a second inspec...
 
Towards evaluation and comparison of tools for ontology population from spreadsheet data
Found in: Proceedings of the 9th International Conference on Semantic Systems (I-SEMANTICS '13)
By Estefanía Serral, Olga Kovalenko, Stefan Biffl
Issue Date:September 2013
pp. 57-64
Semantic Web technologies and ontologies increasingly provide mission-critical capabilities for a variety of applications, not only in the Web, but also in industry projects to facilitate semantic integration and interoperability between heterogeneous syst...
     
An analysis framework for ontology querying tools
Found in: Proceedings of the 9th International Conference on Semantic Systems (I-SEMANTICS '13)
By Dietmar Winkler, Estefanía Serral, Fajar J. Ekaputra, Stefan Biffl
Issue Date:September 2013
pp. 1-8
While knowledge querying is a key capability of ontologies, the query language recommended by W3C, SPARQL, is not easy to use for some user types, e.g., casual users and domain experts. To improve this drawback, user-friendly Ontology Query Tools (OQTs) ha...
     
A first account on stigmergic information systems and their impact on platform development
Found in: Proceedings of the WICSA/ECSA 2012 Companion Volume (WICSA/ECSA '12)
By Angelika Musil, Dietmar Winkler, Juergen Musil, Stefan Biffl
Issue Date:August 2012
pp. 69-73
Modern software platforms often depend on networks of user-generated content. Although such platforms are very popular, their architectural concepts and underlying system dynamics are not yet fully understood. This paper uses stigmergy, a form of indirect ...
     
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