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Wyniki wyszukiwania dla: services competitiveness
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Application of multi-criteria mathematical programming models for assignment of services in a hospital
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iTVP: large-scale content distribution for live and on-demand video services
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Long-Term Preservation Services as a Key Element of the Digital Libraries Infrastructure
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Radar sensors planning for the purpose of extension of River Information Services in Poland
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Factors of successful client co-production in knowledge-intensive business services
PublikacjaPurpose This paper aims to explore the topic of client co-production in knowledge-intensive business services (KIBS). The paper first sketches a theoretical background and reviews previous studies on factors affecting successful client co-production in such companies and then examines these factors via case study research among a small KIBS company and its five customers. Design/methodology/approach The paper is based on an in-depth...
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Training Services in Small and Medium-sized Enterprises: Evidence from Poland
PublikacjaIn the knowledge-based economy knowledge and skills are becoming more and more significant for the success of companies. This applies also to firms from small and medium-sized enterprises (SMEs) sector. As large companies in many cases posses special divisions devoted to trainings, they normally have no problems with updating the knowledge and skills of their employees. The situation is different with regard to SMEs, which often...
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CEE Trade in Services: Value-Added Versus Gross Terms Approaches
PublikacjaThis article assesses the impact of the determinants of service exports in both value-added terms and gross terms for seven Central Eastern European economies in 1995–2011. The results confirm the importance of increasing labor productivity and highly skilled and medium-skilled workers in the growth of trade in services. Exports of services are also supported by linkages between domestic services, especially business services,...
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Selected Aspect of IT Tools Application in Process Improvement in Industrial Laundry Services
PublikacjaThe laundry services sector in Poland is growing dynamically and currently has around 13,000 enterprises, mainly micro, small and medium size. The increasing competitiveness of this industry, causes more emphasis on solutions that can in-crease the efficiency of laundry processes and thereby strengthen the market position. One of the methods that can be used for this purpose is Lean Six Sigma, aided by specialized computer software....
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State of Development of Intelligent Transport Systems Services on National Roads in Poland
PublikacjaIn recent years we can see intensifying implementation of Intelligent Transport System (ITS) measures in Polish cities and on national roads. The architecture of the National Traffic Management System (KSZR) will enable the implementation of a uniform, integrated and intelligent ICT system to launch ITS systems that are the most important for drivers and the General Directorate for National Roads and Motorways (GDDKiA). This paper...
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Influence of an Interview Location on Opinions about the Ecosystem Services Provided by Trees
PublikacjaCollecting opinions regarding environmental management is essential, particularly in urban areas where space is limited, and interests often collide. However, the impact of the conditions in which the research is conducted on opinions and preferences elicited via surveys and interviews about the environment is usually taken for granted. The recent development of computer-aided survey methods allows a simulation of an environment,...
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Problems of adapting Polish ports for ferry shipping services on the Baltic Sea
PublikacjaArtykuł zawiera analizę porównawczą największych terminali promowych na Bałtyku oraz terminali promowych położonych w części południowej i wschodniej Morza Baltyckiego, w tym w Polsce. W pracy przedstawiono również możliwości i kierunki rozwoju polskich terminali promowych.
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Simulation modelling for managing complex systems: case study for maintenance services.
PublikacjaModelowanie symulacyjne zyskuje sobie pozycje najważniejszego narzędzia w obszarze zarządzania wiedzą i informacją. W pracy przedstawiono zastosowanie modelowania symulacyjnego w zarządzaniu przepływem informacji w systemach złożonych. Posłużono się przykładem serwisu eksploatacji i przeglądów remontowych dla pięciu geograficznie rozproszonych przedsiębiorstw.
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Identification of Public Service Logic (PSL) and Public Service Motivation (PSM) elements in Open Government Data (OGD) initiatives
PublikacjaWhile previous research on Open Government Data (OGD) has primarily focused on reuse and adoption, this study aims to explore the implications of the Public Service Logic (PSL) and Public Service Motivation (PSM) dimensions in the context of OGD initiatives. This study is contextualized in Tanzania wherein the OGD initiatives are at an evolving stage. For the present study, the perspectives of the 15 public officials involved in...
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DIAGNOSES MADE BY LEADERS OF EMERGENCY MEDICA L SERVICES TEAMS WITHIN THE OPERAT ION AREA OF THE EMERGENCY MEDICA L SERVICES STAT ION IN MINSK MAZOWIECKI IN 2013-2017
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Remote task submission and publishing in BeesyCluster: security and efficiency of Web Service interface
PublikacjaPrezentujemy nowy system BeesyCluster, który stanowi łatwy w użyciu portal dostępowy do rozszerzalnej sieci usług wdrożonych i opublikowanych na klastrach/komputerach PC z wirtualnymi płatnościami za wykorzystanie usług. Administratorzy/użytkownicy mogą dołączać klastry/komputery PC dostępne poprzez SSH kliknięciem myszy bez konieczności dalszej konfiguracji na klastrze/komputerze PC udostępniającego. Ponadto, użytkownicy mogą...
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Service restoration in survivable networks under attacks
PublikacjaW artykule dokonano porównania jakości odtwarzania usług w przeżywalnych sieciach optycznych, uszkadzanych w wyniku awarii fizycznych oraz na skutek ataków. Przeanalizowano wariant ochrony ścieżek ('path protection') poprzez wyznaczane zawczasu ścieżki zabezpieczające. Z uwagi na NP-zupełność problemu optymalizacji doboru tras w przeżywalnych sieciach optycznych, zaproponowano efektywny algorytm heurystyczny SCNDP. Autorski symulator...
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Quality of service in optical burst switched networks
PublikacjaIn the paper analytical models of two service differentiation schemes for optical burst switched network: extended offset time based and PPS (Preemptive Priority Scheme) are revised. Also accordance of analytical models for those schemes is studied when complete class isolation is assumed. Furthermore authors introduce an analytical model which describes an effective degree of isolation when burst switched network employs both...
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Distributed infrastructure of self-organizing service servers
PublikacjaThis paper presents an idea of creating distributed system consisting of autonomous self-organizing service providers. It shows a real implemented system allowing for dynamic service search without interaction with client based on the inter-servers communication. Moreover presented system can be easily enriched with new elements without the need for restarting already existing servers.
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Evaluation of Workflow Runtime Platforms in Service Composition
PublikacjaTypically, workflow applications are constructed from basic functionalities that may be realized by alternative services deployed in heterogeneous runtime platforms. Depending on workflow structure and selection of services, the applications differ in attributes such as price, Quality of Service (QoS) and others. In the paper, we propose a method of evaluation of workflow runtime platforms using Data Envelopment Analysis. We present...
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New methods for location service in the WCDMA system
PublikacjaOpracowano dwie nowe metody lokalizowana terminala ruchomego w sieciach komórkowych opartych o szerokopasmowy interfejs radiowy WCDMA. Przedstawiono szczegółowy ich opis działania. Zaprezentowano model symulacyjny oraz wyniki badań symulacyjnych przydatności opracowanych metod dla potrzeb europejskiego systemu bezpieczeństwa E112.
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Quality of service in optical burst switched networks
PublikacjaIn the paper analytical models of two service differentiation schemes for optical burst switched network: extended offset time based and PPS (Preemptive Priority Scheme) are revised. Also accordance of analytical models for those schemes is studied when complete class isolation is assumed. Furthermore authors introduce an analytical model which describes an effective degree of isolation when burst switched network employs both...
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Medical Image Dataset Annotation Service (MIDAS)
PublikacjaMIDAS (Medical Image Dataset Annotation Service) is a custom-tailored tool for creating and managing datasets either for deep learning, as well as machine learning or any form of statistical research. The aim of the project is to provide one-fit-all platform for creating medical image datasets that could easily blend in hospital's workflow. In our work, we focus on the importance of medical data anonimization, discussing the...
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The Sense of Security of the Prison Service Offi cers
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History of the State Medical Rescue Service in Poland
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Extending Service Selection Algorithms with Interoperability Analysis
PublikacjaApplication development by integration of existing, atomic services reduces development cost and time by extensive reuse of service components. In Service Oriented Architecture, there exist alternative versions of services supplying the same functionality but differing in Quality of Service (QoS) attributes, which enables developers to select services with optimal QoS. Existing algorithms of service selection focus on the formal...
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New Tool for Examining QoS in the VToIP Service
PublikacjaThis paper is dedicated to the subject of measuring QoS in the Video Telephony over IP (VToIP) service. QoS measurement models in general and then models designed specifically for measuring QoS in the VToIP service are presented. A new numerical tool for examining the quality of VToIP video streams VToIP is described. The tool’s functionality is then put to the test in a number of analysis scenarios. The results and insights gained...
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Path Loss Modelling for Location Service Applications
PublikacjaThe aim of this paper is the path loss modeling for the radiolocation services in radiocommunication networks, particularly in cellular networks. The main results of the measurements obtained in the physical layer of the UMTS are introduced. A new method for the utilization of the multipath propagation phenomenon to improve the estimation of the distance between the mobile station (MS) and the base station (BS) is outlined. This...
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Digital Public Service Innovation: Framework Proposal
PublikacjaThis paper proposes the Digital Public Service Innovation Framework that extends the "standard" provision of digital public services according to the emerging, enhanced, transactional and connected stages underpinning the United Nations Global e-Government Survey, with seven example "innovations" in digital public service delivery -- transparent, participatory, anticipatory, personalized, co-created, context-aware and context-smart....
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Influence of the jitter buffer on the quality of service VoIP.
PublikacjaVoIP (Voice over IP) is a modern service with enormous potential for yet further growth. It uses the already available and universally implemented IP transport platform. One significant problem, however, is ensuring the Quality of Service, abbreviated QoS. This paper addresses exactly that issue. In an extensive investigation the influence of jitter buffers on QoS is being examined in depth. Two implementations, namely a passive...
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Design of a Multidomain IMS/NGN Service Stratum
PublikacjaThe paper continues our research concerning the Next Generation Network (NGN), which is standardized for delivering multimedia services with strict quality and includes elements of the IP Multimedia Subsystem (IMS). A design algorithm for a multidomain IMS/NGN service stratum is proposed, which calculates the necessary CSCF servers CPU message processing times and link bandwidths with respect to the given maximum values of mean...
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Service-based Resilience for Embedded IoT Networks
PublikacjaEmbedded IoT networks are the backbone of safety-critical systems like smart factories, autonomous vehicles, and airplanes. Therefore, resilience against failures and attacks should be a prior concern already in their design stage. In this study, we introduce a service-based network model as an MILP optimization problem for the efficient deployment of a service overlay to the embedded network by meeting QoS and resilience requirements....
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Impact of SDN Controller’s Performance on Quality of Service
PublikacjaSoftware Defined Networking is a paradigm in network architecture; that is quickly becoming commonplace in modern telecommunication systems. It facilitates network customization for the requirements of different applications and simplifies the implementation of new services. Since its proposal, a significant evolution in its functionality has occurred. However, this development brought along problems of efficiency and performance,...
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Evaluation of IEEE 802.11E extensions for quality of service
PublikacjaZaprezentowano założenia wersji "e" standardu 802.11, wspierającej obsługę zróżnicowanych, pod względem potrzeb QoS, strumień ruchu. Przeprowadzono różnorodne badania symulacyjne dla opcji EDCF oraz HCF tego standardu. Wskazano na mankamenty oraz zalety nowych rozwiązań.
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Noise in semiconductor devices
PublikacjaOmówiono typowe źródła szumów występujące w przyrządach pólprzewodnikowych, a mianowicie: cieplne, śrutowe, generacyjno-rekombinacyjne, 1/f, 1/f2, wybuchowe (RTS), lawinowe. Przedstawiono szumowe schematy zastępcze tranzystora bipolarnego, JFET i MOSFET oraz opisano wydajności poszczególnych źródeł szumów. Zasugerowano jak dobierać przyrządy półprzewodnikowe do małoszumowych układów w zakresie małych częstotliwości.
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Journal of Services Marketing
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Leadership in Health Services
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Journal of Tourism and Services
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Journal of Childrens Services
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Child & Youth Services
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Health Services Insights
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HEALTH SERVICES RESEARCH
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Technical Services Quarterly
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REFERENCE SERVICES REVIEW
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Services Marketing Quarterly
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Information Services and Use
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Journal of Access Services
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Public Services Quarterly
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Ontology supported selection of versions for N-version programming in semantic web services
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NEEDS AND CHALLENGES IN DISPATCHING EMERGENCY MEDICAL SERVICES IN SITUATIONS OF POTENTIAL MILITARY DANGER
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A single and triple-objective mathematical programming models for assignment of services in a healthcare institution
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