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Wyniki wyszukiwania dla: SOFTWARE DESIGN,
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3d imaging software tools for multibeam sonar data
PublikacjaArtykuł porusza problem trójwymiarowej wizualizacji dna morskiego na podstawie danych pochodzących z systemu wielowiązkowego. W prezentowanym systemie wykorzystano trzy technologie programistyczne do wytwarzania grafiki 3D (C++ OpenGL, Java 3D, Java OpenGL). W artykule przedstawiono problemy, na które natknięto się podczas tworzenia systemu coraz omówiono sposoby ich rozwiązywania.
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Software tool for modelling of mechatronic systems with elastic continua
PublikacjaThe paper presents a systematic computational package for modelling and analysis of complex systems composed of multiple lumped and distributed parameter subsystems. The constructed computer program enables the frequency domain analysis of a class of linear systems and to obtain reduced order model in the form of bond graph. Obtained modal bond graph can be directly exported into 20-Sim package to further processing including nonlinear...
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Software modules and application layer's security structure of RSMAD
PublikacjaThe paper discusses the software modules of Radio System for Monitoring and Acquisition of Data from Traffic Enforcement Cameras (in short RSMAD). The structure of the application layer of the system has also been analysed in details, including: purpose, structure and principles of operation of software modules constituting this system. In addition, the paper presents and discusses the structure of security of application layer...
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Applying agiile practices to the development of safety-critical software
PublikacjaDevelopment of safety critical software is subjected to numerous restrictions and recommendations. To meet these requirements classical software development models (e.g. V-model) are usually applied. Agile methodologies, although rapidly increasing their popularity, were generally regarded as unsuitable for such projects. However, they offer potential benefits which provide a strong incentive to incorporate them into safety-critical...
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Briding the communicational gap between client and software developer
PublikacjaOften is it the case that people find it difficult to bridge thecommunicational gap between themselves and others. This is something of a problem, to say the least. My aim is to explain and to clarify the reasons behind this and to hopefully overcome any obstacles, to allow for a much smoother and more accurate means of fulfilling client and software developer needs.I have found through my own personal experience something which...
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Improving agility and discipline of software development with the Scrum and CMMI
PublikacjaThis study presents a method of combining the Scrum methodology with the CMMI maturity model to improve bothagility and discipline of software development. First, the authors propose the CMMI-Scrum reference model, which maps Scrumpractices onto 123 practices of CMMI staged levels 2 and 3. For 60% of CMMI practices, which are insufficiently covered byScrum they add new practices that improve discipline while maintaining agility....
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Providing for continuous risk management in distributed software projects.
PublikacjaArtykuł prezentuje koncepcję ciągłego zarządzania ryzykiem w rozproszonych projektach informatycznych. Proponowane podejście koncentruje się na dostarczeniu uczestnikom projektu szerokiego i łatwo dostępnego kanału komunikacyjnego, przez który mogą oni komunikować informację o ryzyku. Zebrane informacje mogą być później analizowane pod różnymi kątami tak, by wybrać największe zagrożenia dla projektu lub też by prześledzić...
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Risk-driven Software Process Improvement - a Case Study.
PublikacjaArtykuł przedstawia studium przypadku praktycznego zastosowania metody sterowanej ryzykiem poprawy procesów programowych w rzeczywistym projekcie informatycznym. Metoda zakłada jawne modelowanie procesu i jego braków (czynników ryzyka), a także wspiera ewolucję procesów. Ponadto zawiera dedykowane techniki identyfikacji ryzyka procesów oraz wywodzenia z niego sugestii poprawy procesów. Techniki te są wbudowane w cykliczną procedurę...
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Complementary green analytical procedure index (ComplexGAPI) and software
PublikacjaIt is not easy to find appropriate tools for the evaluation of the “green”nature of analytical methodologies which involve the use of compounds, materials, or chemicals manufactured prior to the analytical step. Here, we propose a new metric for the evaluation of analytical procedures based on the GAC attributes. The proposed solution expands on the well-known green analytical procedure index by adding additional fields pertaining...
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On implementation of fibrous connective tissues’ damage in Abaqus software
PublikacjaConnective fibrous tissues, such as tendons and ligaments, in humans and animals exhibit hyperelastic behaviour. The constitution of the material of these tissues is anisotropic due to the presence of the collagen fibres, where one family of fibres is the typical case. Traumatic events and/or aging may sometimes lead to the damage of the tissue. The study of motion of affected joints or limbs is usually not permitted in vivo. This...
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Antecedents to Achieve Kanban Optimum Benefits in Software Companies
PublikacjaIn 2004, Kanban successfully entered into the Agile and Lean realm. Since then software companies have been increasingly using it in software development teams. The goal of this study is to perform an empirical investigation on antecedents considered as important for achieving optimum benefits of Kanban use and to discuss the practical implications of the findings. We conducted an online survey with software professionals from...
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Open-source software (OSS) and hardware (OSH) in UAVs
PublikacjaThe popularity of the Open Source Tool (OST) has expanded significantly. This is the case for Unmanned Aerial Vehicles (UAVs) based on open-source hardware (OSH) as well. Open-source software (OSS) and OSH can be applied in a wide range of applications and can improve several technologies. The chapter begins with an introduction to OSS depicting its rationale, description of fundamental differences between OSS and proprietary software...
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Adaptation of radar software to work with ambiguous distance measurement
PublikacjaA software extension for radar stations designed to work in the low-PRF mode that allows them to correctly measure range to targets outside of their instrumented range, is proposed. The solution does not require substantial modifications of the radar software. Additionally, we describe tools that allow one to simulate the output of a low-PRF radar observing targets that are outside its instrumented range. The proposed approach...
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The Role of a Software Product Manager in Various Business Environments
PublikacjaThe aim of the paper is to identify the role of the software product manager depending on the size of the company and the characteristics of the product they are working on. This has been achieved in cooperation with 15 experts from the IT industry. The companies were divided into 4 levels of size: micro-enterprises, small businesses, medium businesses and large enterprises. The characteristics of the products were divided into...
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Artificial intelligence for software development — the present and the challenges for the future
PublikacjaSince the time when first CASE (Computer-Aided Software Engineering) methods and tools were developed, little has been done in the area of automated creation of code. CASE tools support a software engineer in creation the system structure, in defining interfaces and relationships between software modules and, after the code has been written, in performing testing tasks on different levels of detail. Writing code is still the task...
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Evolution of End-User Participation in IT Projects.
PublikacjaThis chapter is aimed at presenting a review of evolutionary design paradigms which determine the end-user’s role in IT (Information Technology) projects across recent decades. This review covers different perspectives starting from technology-oriented sequential software development lifecycles, through user-centred approaches, ending finally in contemporary service design approaches supported by e-business and social media. Finally,...
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Building Information Modeling in Small and Middle Sized Buildings – Case Study
PublikacjaBuilding Information Modeling (BIM) is a technology designed to improve and integrate all engineering aspects in the construction design process. Tools that incorporate the idea of BIM are becoming more advanced and also more popular. Available software solutions have already reached an assumable high level of development, but still are not as widespread and used on nearly as many construction projects as could be expected. Therefore...
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The evaluation of eGlasses eye tracking module as an extension for Scratch
PublikacjaIn this paper we present the possibility of using eGlasses eye tracking module as an extension for Scratch programming tool which is a visual programming language supporting computer skills learning. The main concept behind this project is to setup the interface for rapid interaction design. Eye tracking is a powerful tool for hands free communication but for that requires a dedicated software. This software is rarely tailored...
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Validation Process for Computational Model of Full-Scale Segment for Design of Composite Footbridge
PublikacjaExperimental tests and numerical simulations of a full-scale segment of a foot and cycle bridge made of polymer composites are presented in the paper. The analysed structure is made of sandwich panels, which consist of glass fibre reinforced polymer (GFRP) multi-layered laminate faces and a PET foam (obtained from recycling) core. The dimensions of the segment cross-section are the same as for the target footbridge; however, span...
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Determination of Ocular Artifacts in the Clinical EEG Software by a Peripheral Device
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A Method of Lathe Checks Measurement; SMOF device and its software
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Software tools for identification, visualization and analysis of protein tunnels and channels
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Poll Reader - the working prototype of optical mark recognition software
PublikacjaAutomatyczne rozpoznawanie zaznaczeń wydaje się stosunkowo prostym zadaniem z dziedziny przetwarzania dokumentów, a komercyjne systemy OMR są dostępne na rynku już od dłuższego czasu. Zdecydowaliśmy się jednak na stworzenie prostego darmowego oprogramowania, które mogłoby być wykorzystywane przez uczelnie zobowiązane do przeprowadzania ankiet wśród studentów. W rozdziale opisano konstrukcję programu oraz najważniejsze algorytmy...
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Knowledge management based on formal models of software project management
PublikacjaCelem pracy jest prezentacja kompletnej koncepcji systemów wspierania decyzji w zarządzaniu projektami informatycznymi. Pomysł oparty jest na dynamicznych i samo nastrajających się modelach regułowo-rozmytych. W szczególności proponowane podejście wykorzystuje koncepcje metodologii opartych wiedzy oraz teorii układów dynamicznych oraz zbiorów rozmytych. Zastosowania tego opracowania znajdują się w obszarze wytwarzania produktów...
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Modeling of generator performance of BLDC machine using mathematica software
PublikacjaW artykule porównano trzy modele maszyny bezszczotkowej prądu stałego z magnesami trwałymi(BLDC) w przypadku pracy prądnicowej. Najprostszy model qd0 sprowadzono do dwóch osi prostopadłychzwiązanych z wirnikiem [3]. Zakłada on sinusoidalny rozkład pola w szczelinie. Model opisany wosiach naturalnych wyprowadzono w oparciu o formalizm Lagrnage'a [4] i moŜe uwzględniać dowolnyrozkład pola wzbudzonego przez magnesy trwałe. Model pośredni...
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Limitations of Emotion Recognition in Software User Experience Evaluation Context
PublikacjaThis paper concerns how an affective-behavioural- cognitive approach applies to the evaluation of the software user experience. Although it may seem that affect recognition solutions are accurate in determining the user experience, there are several challenges in practice. This paper aims to explore the limitations of the automatic affect recognition applied in the usability context as well as...
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Acceptance Testing of Software Products for Cloud-Based On-Line Delivery
PublikacjaSoftware products intended for on-line delivery by distributors serving an open community of subscribers are developed in a specific life-cycle model, in which roles of the major stakeholders are strongly separated, unlike in any other software development model known in software engineering. Its specificity underlines the fact that a distributor of the final product, responsible for its acceptance for publication and delivery...
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On Explaining Intuitiveness of Software Engineering Techniques with User eXperience Concepts
PublikacjaW referacie zawarto próbę wyjaśnienia intuicyjności technik inżynierii oprogramowania za pomocą pojęć zaczerpniętych z obszaru doświadczenia użytkownika. Analizy dotyczą zarówno intuicyjności przy pierwszym zetknięciu się użytkownika z daną techniką, jak i dynamiki transformacji epizodycznych doświadczeń na doświadczenie skumulowane i powiązane z nim postrzeganie intuicyjności. Przedyskutowano potencjalne zastosowania modelu i...
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Knowledge-based functional safety management using ProSIL software
PublikacjaIn the article the ProSIL software for computer aided functional safety management is presented. The software consists of three modules for the determination of the required SIL level (ProSILen) and verification of the SIL level (ProSILver). In the ProSIL the calibrated knowledge-based risk graph method for determining the required safety integrity level (SIL) of the safety functions identified in hazard analysis is implemented....
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Forecasting demand for products in distribution networks using R software
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Buliding organizational knowledge in software and systems R&D organization
PublikacjaOmówiono specyficzne dla firm software podejście do tworzenia wiedzy organizacyjnej. Zaproponowano narzędzia pomocne w tworzeniu takiej wiedzy.
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An approach to improving agility and discipline of software development with Scrum and CMMI
PublikacjaThe paper reports on two case studies of combining the Scrum methodology with the CMMI maturity model to improve together agility and discipline of software development. First, we propose the CMMI-Scrum reference model, which maps Scrum practices onto 123 practices of CMMI Staged level 2 and 3. Then, for 60% of CMMI practices, which are insufficiently covered by Scrum we extend Scrum with new practices that improve discipline while...
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Towards a software platform for experience administration: Decisional DNA Manager
PublikacjaW pracy przedstawiono koncepcje dochodzenia do konstrukcji platformy wspomagajacej procesy zarzadzania dosswiadczeniem decyzyjnym.
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Supporting Software Project Management Processes Using the Agent System
PublikacjaThe natural development of information technology area stimulates intense growth of various technologies which support basic organization processes. The range of technologies implies appropriate management thereof, as well as accurate correspondence with conducted activities. Abandonment of activities within individual branches in favour of project approach to performed assignments (especially those connected with software development)...
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SMOTE-Based Homogeneous Ensemble Methods for Software Defect Prediction
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Software layer for FPGA-based TESLA cavity control system
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Gradient-based optimization of filters using FD-TD software
PublikacjaW artykule opisane jest nowe podejście do zagadnienia optymalizacji filtrów mikrofalowych pasmowo-przepustowych. Optymalizacja prowadzona jest z wykorzystaniem metody gradientowej poszukiwania minimum wartości funkcji celu oraz przy założeniu pełnofalowej symulacji obwodów metodą różnic skończonych w dziedzinie czasu. W artykule pokazane jest, że stosując zaawansowane techniki cyfrowego przetwarzania sygnałów możliwa jest optymalizacja...
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Safety of computer control systems: challenges and results in software development.
PublikacjaArtykuł dokonuje przeglądu wybranych wyników dotyczących poprawy bezpieczeństwa komputerowych systemów sterowania. Dyskusja pokrywa szeroki zakres aspektów dotyczących procesu wytwarzania takich systemów. W szczególności omówiono zagadnienia dotyczące różnorodności oprogramowania, oprogramowania off-the-shelf, analizy typów awarii i ich efektów oraz formalizacji procesu wytwórczego.
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How can we justify trust in software based systems?
PublikacjaArtykuł wprowadza pojęcie ''trust case'' i wyjasnia jego znaczenie w kontekście systemów informatycznych. Przedstawia również doświadczenia zdobyte w trakcie budowy trust case dla złożonego systemu IT przeznaczonego do wspomagania procesów dystrybucji i stosowania leków. Przedstawia również szereg otwartych problemów badawczych dotyczacych budowy i zarządzanie dowodami zaufania (trust case).
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Solving nonlinear programming problems by using O&G software.
PublikacjaPraca opisuje pakiet optymalizacyjny oprogramowania O&G. Umożliwia on rozwiązywanie problemów programowania nieliniowego. Użytkownik może w wygodny sposób formułować rozwiązywane zadanie i dobierać metody obliczeniowe używając interaktywnego interfejsu.
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Using FreeFEM open software for modelling the vibrations of piezoelectric devices
PublikacjaModelling vibrations of piezoelectric transducers has been a topic discussed in the literature for many decades. The first models - so-called one-dimensional - describe the vibrations only near operating frequency and near its harmonics. Attempts to introduce two-dimensional models were related to the possibility of one transducer working at several frequencies, including both thickness vibrations and those resulting from the transducer...
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A Qualitative Study on Non-functional Requirements in Agile Software Development
PublikacjaWidespread use of agile software development (ASD) methods can be observed nowadays. Non-functional requirements (NFRs) are often reported to be a problematic issue for agile projects, since ASD methods tend to neglect NFRs while focusing on incremental delivery of functional features. Despite that, only very few studies have explored the requirements engineering practices used in ASD and dedicated particularly to NFRs. Objective:...
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Selecting Requirements Documentation Techniques for Software Projects: a Survey Study
PublikacjaA significant number of techniques dedicated to requirements specification and documentation is described in the available sources. As there is no purpose to use all of them, a selection has to be made, taking into consideration the context of a given software project, for example its size, usage of agile approach or stakeholders' technical competency. This paper is intended to provide guidelines for such selection. We reviewed...
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DECISION - MAKING IN VIRTUAL SOFTWARE TEAMS USING CLOUD PLATFORMS
PublikacjaSoftware development projects are usually realized by traditional or virtual IT teams using computing clouds. Team collaboration requires decision - making regarding essential aspects of a project progress. The article concerns methods of decision – making process in the case of traditional and virtual teams’ work. The research results conducted in a group of IT specialists are presented, and to analyze their preferences in decision-making...
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Perceptions of Gender Diversity's Impact on Mood in Software Development Teams
PublikacjaGender inequality persists in IT teams. We examine how gender differentiation affects the workplace atmosphere and analyze the results of our study of the issue. We discuss the problem of gender discrimination and consider methods to reduce inequality
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Team Roles and Team Performance in Small Virtual Software Teams
PublikacjaThe article presents the results of research on the composition of team roles conducted in 24 student software teams. An adaptation of M. Belbin’s model by B. Kożusznik was used. The model of team balance according to Belbin and Haaf is presented and correlations between team balance and team performance are analysed. Team performance is measured at three levels: result, satisfaction and team climate. The selected constellation...
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Utilizing online collaborative games to facilitate Agile Software Development
PublikacjaEffective collaboration and interaction among the development team and between the team and the customer as well as proactive attitude in initiating and implementing improvements play vital roles in the success of agile projects. The challenge is how to address these social aspects since neither the Agile Manifesto nor the Scrum Guide specify techniques that aid the human side of software development. To fill this gap, we developed...
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Introducing agile practices into development processes of safety critical software
PublikacjaIn this paper we present AgileSafe - a method which supports introduction of agile practices into safety-critical software development processes. To represent safety assurance constraints resulting from the regulatory context, AgileSafe uses assurance case patterns. The knowledge base of AgileSafe helps the user to select the agile practices relevant for the considered software development project. The corresponding assurance case...
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ADAPTATION OF ENGINEERING FEA-BASED ALGORITHMS TO LCF FAILURE AND MATERIAL DATA PREDICTION IN OFFSHORE DESIGN
PublikacjaThere is an ever growing industrial demand for quantitative assessment of fatigue endurance of critical structural details. Although FEA-based calculations have become a standard in engineering design, problems involving the Low-To-Medium cycle range (101-104) remain challenging. This paper presents an attempt to optimally choose material data, meshing density and other algorithm settings in the context of recent design of the...
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Defence in depth conception in nuclear power plants and requirements for instrumentation and control systems
PublikacjaThe aim of this article is to identify and discuss some issues of the safety systems’ design for nuclear power plants equipped with the light water reactors using a defence in depth (D-in-D) conception. Because the functional safety solutions play nowadays an important role for the risk control, the basic requirements for the instrumentation and control systems are specified with regard to relevant international standards. For...