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Requirements Classification for Smart Allocation: A Case Study in the Railway Industry
Sarmad Bashir;Muhammad Abbas;Alessio Ferrari;Mehrdad Saadatmand;Pernilla Lindberg
2023 IEEE 31st International Requirements Engineering Conference (RE)
Year: 2023 | Conference Paper |
Cited by: Papers (2)
Allocation of requirements to different teams is a typical preliminary task in large-scale system development projects. This critical activity is often performed manually and can benefit from automated requirements classification techniques. To date, limited evidence is available about the effectiveness of existing machine learning (ML) approaches for requirements classification in industrial case...Show More
SmartDelta: Automated Quality Assurance and Optimization in Incremental Industrial Software Systems Development
Mehrdad Saadatmand;Eduard Paul Enoiu;Holger Schlingloff;Michael Felderer;Wasif Afzal
2022 25th Euromicro Conference on Digital System Design (DSD)
Year: 2022 | Conference Paper |
Cited by: Papers (3)
A common phenomenon in software development is that as a system is being built and incremented with new features, certain quality aspects of the system begin to deteriorate. Therefore, it is important to be able to accurately analyze and determine the quality implications of each change and increment to a system. To address this topic, the multinational SmartDelta project develops automated soluti...Show More
HMS-OS: Improving the Human Mental Search Optimisation Algorithm by Grouping in both Search and Objective Space
Seyed Jalaleddin Mousavirad;Gerald Schaefer;Iakov Korovin;Diego Oliva;Mahshid Helali Moghadam;Mehrdad Saadatmand
2021 IEEE Symposium Series on Computational Intelligence (SSCI)
Year: 2021 | Conference Paper |
Cited by: Papers (2)
The human mental search (HMS) algorithm is a relatively recent population-based metaheuristic algorithm, which has shown competitive performance in solving complex optimisation problems. It is based on three main operators: mental search, grouping, and movement. In the original HMS algorithm, a clustering algorithm is used to group the current population in order to identify a promising region in ...Show More
An Enhanced Differential Evolution Algorithm Using a Novel Clustering-based Mutation Operator
Seyed Jalaleddin Mousavirad;Gerald Schaefer;Iakov Korovin;Mahshid Helali Moghadam;Mehrdad Saadatmand;Mahdi Pedram
2021 IEEE International Conference on Systems, Man, and Cybernetics (SMC)
Year: 2021 | Conference Paper |
Cited by: Papers (4)
Differential evolution (DE) is an effective population-based metaheuristic algorithm for solving complex optimisation problems. However, the performance of DE is sensitive to the mutation operator. In this paper, we propose a novel DE algorithm, Clu-DE, that improves the efficacy of DE using a novel clustering-based mutation operator. First, we find, using a clustering algorithm, a winner cluster ...Show More
Performance Testing Using a Smart Reinforcement Learning-Driven Test Agent
Mahshid Helali Moghadam;Golrokh Hamidi;Markus Borg;Mehrdad Saadatmand;Markus Bohlin;Björn Lisper;Pasqualina Potena
2021 IEEE Congress on Evolutionary Computation (CEC)
Year: 2021 | Conference Paper |
Cited by: Papers (1)
Performance testing with the aim of generating an efficient and effective workload to identify performance issues is challenging. Many of the automated approaches mainly rely on analyzing system models, source code, or extracting the usage pattern of the system during the execution. However, such information and artifacts are not always available. Moreover, all the transactions within a generated ...Show More
Automated Performance Testing Based on Active Deep Learning
2021 IEEE/ACM International Conference on Automation of Software Test (AST)
Year: 2021 | Conference Paper |
Cited by: Papers (10)
Generating tests that can reveal performance issues in large and complex software systems within a reasonable amount of time is a challenging task. On one hand, there are numerous combinations of input data values to explore. On the other hand, we have a limited test budget to execute tests. What makes this task even more difficult is the lack of access to source code and the internal details of t...Show More
Model-based Automation of Test Script Generation Across Product Variants: a Railway Perspective
Alessio Bucaioni;Fabio Di Silvestro;Inderjeet Singh;Mehrdad Saadatmand;Henry Muccini;Thorvaldur Jochumsson
2021 IEEE/ACM International Conference on Automation of Software Test (AST)
Year: 2021 | Conference Paper |
Cited by: Papers (2)
In this work, we report on our experience in defining and applying a model-based approach for the automatic generation of test scripts for product variants in software product lines. The proposed approach is the result of an effort leveraging the experiences and results from the technology transfer activities with our industrial partner Bombardier Transportation. The proposed approach employs meta...Show More
Poster: Performance Testing Driven by Reinforcement Learning
Mahshid Helali Moghadam;Mehrdad Saadatmand;Markus Borg;Markus Bohlin;Björn Lisper
2020 IEEE 13th International Conference on Software Testing, Validation and Verification (ICST)
Year: 2020 | Conference Paper |
Cited by: Papers (3)
Performance testing remains a challenge, particularly for complex systems. Different application-, platform- and workload-based factors can influence the performance of software under test. Common approaches for generating platform- and workload-based test conditions are often based on system model or source code analysis, real usage modeling and use-case based design techniques. Nonetheless, crea...Show More
Keywords-based test categorization for Extra-Functional Properties
Muhammad Abbas;Abdul Rauf;Mehrdad Saadatmand;Eduard Paul Enoiu;Daniel Sundmark
2020 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2020 | Conference Paper |
Categorizing existing test specifications can provide insights on coverage of the test suite to extra-functional properties. Manual approaches for test categorization can be time-consuming and prone to error. In this short paper, we propose a semi-automated approach for semantic keywords-based textual test categorization for extra-functional properties. The approach is the first step towards cover...Show More
ToCaMS – Workshop on Testing of Configurable and Multi-variant Systems
Jeremy Bradbury;Peter Kruse;Mehrdad Saadatmand;Holger Schlingloff
2020 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2020 | Conference Paper |
Due to increasing market diversification and customer demand, more and more software-based products and services are customizable or are designed in the form of many different variants. This brings about new challenges for the software quality assurance processes: How shall the variability be modelled in order to make sure that all features are being tested? Is it better to test selected variants ...Show More
MBRP: Model-Based Requirements Prioritization Using PageRank Algorithm
Muhammad Abbas;Irum Inayat;Naila Jan;Mehrdad Saadatmand;Eduard Paul Enoiu;Daniel Sundmark
2019 26th Asia-Pacific Software Engineering Conference (APSEC)
Year: 2019 | Conference Paper |
Cited by: Papers (7)
Requirements prioritization plays an important role in driving project success during software development. Literature reveals that existing requirements prioritization approaches ignore vital factors such as interdependency between requirements. Existing requirements prioritization approaches are also generally time-consuming and involve substantial manual effort. Besides, these approaches show s...Show More
IntegrationDistiller: Automating Integration Analysis and Testing of Object-Oriented Applications
2019 IEEE International Conference on Industrial Technology (ICIT)
Year: 2019 | Conference Paper |
Software systems typically consist of various interacting components and units. While these components can be tested and shown to work correctly in isolation, when integrated and start interacting with each other, they may fail to produce the desired behaviors and results. Integration testing plays an important role in revealing issues in interactions among cooperating components. Identifying diff...Show More
Requirements Dependencies-Based Test Case Prioritization for Extra-Functional Properties
2019 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2019 | Conference Paper |
Cited by: Papers (9)
The use of requirements' information in testing is a well-recognized practice in the software development life cycle. Literature reveals that existing tests prioritization and selection approaches neglected vital factors affecting tests priorities, like interdependencies between requirement specifications. We believe that models may play a positive role in specifying these inter-dependencies and p...Show More
Machine Learning to Guide Performance Testing: An Autonomous Test Framework
Mahshid Helali Moghadam;Mehrdad Saadatmand;Markus Borg;Markus Bohlin;Björn Lisper
2019 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2019 | Conference Paper |
Cited by: Papers (11)
Satisfying performance requirements is of great importance for performance-critical software systems. Performance analysis to provide an estimation of performance indices and ascertain whether the requirements are met is essential for achieving this target. Model-based analysis as a common approach might provide useful information but inferring a precise performance model is challenging, especiall...Show More
Adaptive Runtime Response Time Control in PLC-based Real-Time Systems Using Reinforcement Learning
Mahshid Helali Moghadam;Mehrdad Saadatmand;Markus Borg;Markus Bohlin;Björn Lisper
2018 IEEE/ACM 13th International Symposium on Software Engineering for Adaptive and Self-Managing Systems (SEAMS)
Year: 2018 | Conference Paper |
Cited by: Papers (1)
Timing requirements such as constraints on response time are key characteristics of real-time systems and violations of these requirements might cause a total failure, particularly in hard real-time systems. Runtime monitoring of the system properties is of great importance to check the system status and mitigate such failures. Thus, a runtime control to preserve the system properties could improv...Show More
Learning-Based Response Time Analysis in Real-Time Embedded Systems: A Simulation-Based Approach
Mahshid Helali Moghadam;Mehrdad Saadatmand;Markus Borg;Markus Bohlin;Björn Lisper
2018 IEEE/ACM 1st International Workshop on Software Qualities and their Dependencies (SQUADE)
Year: 2018 | Conference Paper |
Cited by: Papers (1)
Response time analysis is an essential task to verify the behavior of real-time systems. Several response time analysis methods have been proposed to address this challenge, particularly for real-time systems with different levels of complexity. Static analysis is a popular approach in this context, but its practical applicability is limited due to the high complexity of the industrial real-time s...Show More
Cluster-Based Test Scheduling Strategies Using Semantic Relationships between Test Specifications
Sahar Tahvili;Leo Hatvani;Michael Felderer;Wasif Afzal;Mehrdad Saadatmand;Markus Bohlin
2018 IEEE/ACM 5th International Workshop on Requirements Engineering and Testing (RET)
Year: 2018 | Conference Paper |
One of the challenging issues in improving the test efficiency is that of achieving a balance between testing goals and testing resources. Test execution scheduling is one way of saving time and budget, where a set of test cases are grouped and tested at the same time. To have an optimal test execution schedule, all related information of a test case (e.g. execution time, functionality to be teste...Show More
Functional Dependency Detection for Integration Test Cases
Sahar Tahvili;Marcus Ahlberg;Eric Fornander;Wasif Afzal;Mehrdad Saadatmand;Markus Bohlin;Mahdi Sarabi
2018 IEEE International Conference on Software Quality, Reliability and Security Companion (QRS-C)
Year: 2018 | Conference Paper |
Cited by: Papers (9)
This paper presents a natural language processing (NLP) based approach that, given software requirements specification, allows the functional dependency detection between integration test cases. We analyze a set of internal signals to the implemented modules for detecting dependencies between requirements and thereby identifying dependencies between test cases such that: module 2 depends on module...Show More
Learning-Based Self-Adaptive Assurance of Timing Properties in a Real-Time Embedded System
Mahshid Helali Moghadam;Mehrdad Saadatmand;Markus Borg;Markus Bohlin;Björn Lisper
2018 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2018 | Conference Paper |
Cited by: Papers (1)
Providing an adaptive runtime assurance technique to meet the performance requirements of a real-time system without the need for a precise model could be a challenge. Adaptive performance assurance based on monitoring the status of timing properties can bring more robustness to the underlying platform. At the same time, the results or the achieved policy of this adaptive procedure could be used a...Show More
Towards Execution Time Prediction for Manual Test Cases from Test Specification
Sahar Tahvili;Mehrdad Saadatmand;Markus Bohlin;Wasif Afzal;Sharvathul Hasan Ameerjan
2017 43rd Euromicro Conference on Software Engineering and Advanced Applications (SEAA)
Year: 2017 | Conference Paper |
Cited by: Papers (6)
Knowing the execution time of test cases is important to perform test scheduling, prioritization and progress monitoring. This work in progress paper presents a novel approach for predicting the execution time of test cases based on test specifications and available historical data on previously executed test cases. Our approach works by extracting timing information (measured and maximum executio...Show More
Towards Automating Integration Testing of .NET Applications Using Roslyn
2017 IEEE International Conference on Software Quality, Reliability and Security Companion (QRS-C)
Year: 2017 | Conference Paper |
Cited by: Papers (4)
The increasing complexity and size of software products combined with pressure to have shorter time-to-market is making manual testing techniques too costly and unscalable. This is particularly observed in industrial systems where continuous integration and deployment are applied. Therefore, there is a growing need to automate the testing process and make it scalable with respect to the context of...Show More
Simulation-Based Safety Testing Brake-by-Wire
Nils Müllner;Saifullah Khan;Md Habibur Rahman;Wasif Afzal;Mehrdad Saadatmand
2017 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2017 | Conference Paper |
Cited by: Papers (1)
Mechanical systems in cars are replaced by electronic equivalents. To be authorized for the road, validation that the replacements are at least as good as the old systems is required. For electronic braking systems (brake-by-wire), this goodness translates to safety in terms of maintaining timing constraints. Yet, in the future, the safety of braking maneuvres will depend, not only, on electronic ...Show More
Targeted Mutation: Efficient Mutation Analysis for Testing Non-Functional Properties
Björn Lisper;Birgitta Lindström;Pasqualina Potena;Mehrdad Saadatmand;Markus Bohlin
2017 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2017 | Conference Paper |
Cited by: Papers (5)
Mutation analysis has proven to be a strong technique for software testing. Unfortunately, it is also computationally expensive and researchers have therefore proposed several different approaches to reduce the effort. None of these reduction techniques however, focuses on non-functional properties. Given that our goal is to create a strong test suite for testing a certain non-functional property,...Show More
Dynamic Integration Test Selection Based on Test Case Dependencies
Sahar Tahvili;Mehrdad Saadatmand;Stig Larsson;Wasif Afzal;Markus Bohlin;Daniel Sundmark
2016 IEEE Ninth International Conference on Software Testing, Verification and Validation Workshops (ICSTW)
Year: 2016 | Conference Paper |
Cited by: Papers (12)
Prioritization, selection and minimization of test cases are well-known problems in software testing. Test case prioritization deals with the problem of ordering an existing set of test cases, typically with respect to the estimated likelihood of detecting faults. Test case selection addresses the problem of selecting a subset of an existing set of test cases, typically by discarding test cases th...Show More
A Fuzzy Decision Support Approach for Model-Based Tradeoff Analysis of Non-functional Requirements
2015 12th International Conference on Information Technology - New Generations
Year: 2015 | Conference Paper |
Cited by: Papers (11)
One of the main challenges in addressing Non-Functional Requirements (NFRs) in designing systems is to take into account their interdependencies and mutual impacts. For this reason, they cannot be considered in isolation and a careful balance and tradeoff among them should be established. This makes it a difficult task to select design decisions and features that lead to the satisfaction of all di...Show More
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