256 research outputs found

    Orchestrating Service Innovation Using Design Moves: The Dynamics of Fit between Service and Enterprise IT Architectures

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    Service science perspectives highlight the central role of information technology (IT) in transforming the design and delivery of services. To discern the mechanisms through which IT impacts service innovation, we explore the dynamics of the relationship between enterprise IT and service architectures, and how these dynamics influence the performance of service innovation projects. We conducted six case studies to investigate how firms orchestrated service innovation, focusing on the design of the service architecture and its relationship to enterprise systems. We synthesize the case findings to develop a set of propositions on the antecedents and consequences of fit (or misfit) between service architecture and enterprise IT architecture. We then study how the case firms attempted to achieve congruence between the service and system architectures—both in design and in operation—by viewing the design moves they made as efforts to build and strike digital options

    Thalamocortical connectivity in major depressive disorder

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    Background: Major Depressive Disorder (MDD) is highly prevalent and potentially devastating, with widespread aberrations in brain activity. Thalamocortical networks are a potential candidate marker for psychopathology in MDD, but have not yet been thoroughly investigated. Here we examined functional connectivity between major cortical areas and thalamus. Method: Resting-state fMRI from 54 MDD patients and 40 healthy controls were collected. The cortex was segmented into six regions of interest (ROIs) consisting of frontal, temporal, parietal, and occipital lobes and pre-central and post-central gyri. BOLD signal time courses were extracted from each ROI and correlated with voxels in thalamus, while removing signals from every other ROI. Results: Our main findings showed that MDD patients had predominantly increased connectivity between medial thalamus and temporal areas, and between medial thalamus and somatosensory areas. Furthermore, a positive correlation was found between thalamo-temporal connectivity and severity of symptoms. Limitations: Most of the patients in this study were not medication naĂŻve and therefore we cannot rule out possible long-term effects of antidepressant use on the findings. Conclusion: The abnormal connectivity between thalamus and temporal, and thalamus and somatosensory regions may represent impaired cortico-thalamo-cortical modulation underlying emotional, and sensory disturbances in MDD. In the context of similar abnormalities in thalamocortical systems across major psychiatric disorders, thalamocortical dysconnectivity could be a reliable transdiagnostic marker

    Experience in in-situ repair welding of steam turbine shrouds and blades

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    Cracking have been observed in the turbine shrouds and blades during routine maintenance shut down of power plants owned and operated by Nuclear Power Corporation of India Ltd. In-situ repair of these cracks were carried out using a welding procedure developed indigenously that employed gas tungsten arc welding process and austenitic stainless steel filler wire. Localised post weld heat treatment (PWHT) of the repair welds were also carried out. The turbine components thus repaired have been performing satisfactorily in service for more than three years. This paper presents the development of this welding procedure, its successful execution in the plant and performance of the repair weld in service

    Design Capital and Design Moves: The Logic of Digital Business Strategy

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    Ministry of Education, Singapore under its Academic Research Funding Tier 1 SMU; National Research Foundation (NRF) Singapor

    Embedding environmental sustainability within oral health professional curricula—Recommendations for teaching and assessment of learning outcomes

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    The FDI World Dental Federation suggests that “dentistry, as a profession, should integrate Sustainable Development Goals into daily practice and support a shift to a green economy in the pursuit of healthy lives and wellbeing for all, through all stages of life.” This article reports on the recent activity of the Association for Dental Education in Europe Special Interest Group for Sustainability in Dentistry. Following on from the group's previous activities, which explored current educational practice, this work aimed to reach a pan-European consensus on a number of learning outcomes for environmental sustainability, in order to (i) support institutions in designing and delivering their curriculum, and (ii) to further harmonise the delivery of oral health professional education across Europe. This article presents specific learning outcomes relating to environmental sustainability and recommendations relating to curriculum development, including methods of teaching and assessment

    Software quality management improvement through mentoring: an exploratory study from GSD projects

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    Proceeding of: OTM 2011 Workshops: Confederated InternationalWorkshops and Posters: EI2N+NSF ICE, ICSP+INBAST, ISDE, ORM, OTMA, SWWS+MONET+SeDeS, and VADER 2011, Hersonissos, Crete, Greece, October 17-21, 2011Software Quality Management (SQM) is a set of processes and procedures designed to assure the quality of software artifacts along with their development process. In an environment in which software development is evolving to a globalization, SQM is seen as one of its challenges. Global Software Development is a way to develop software across nations, continents, cultures and time zones. The aim of this paper is to detect if mentoring, one of the lead personnel development tools, can improve SQM of projects developed under GSD. The results obtained in the study reveal that the influence of mentoring on SQM is just temperate
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