142 research outputs found
Supplier's internal communication in change process to solution business: Challenges and tentative research agenda
This research examines supplier's internal communication when a company is changing to being a solution provider. The focus lies on the internal communication challenges during the change. The qualitative case study comprises two cases of the change process to solution business. The results indicate that there are eight main internal communication challenges when a company is changing to being a solution supplier. In addition, the study offers a categorization to manage these challenges and conduct further research thereon
Proximity Induced Josephson-Quasiparticle Process in a Single Electron Transistor
We have performed the first experiments in a superconductor - normal metal -
superconductor single electron transistor in which there is an extra
superconducting strip partially overlapping the normal metal island in good
metal-to-metal contact. Superconducting proximity effect gives rise to current
peaks at voltages below the quasiparticle threshold. We interpret these peaks
in terms of the Josephson-quasiparticle process and discuss their connection
with the proximity induced energy gap in the normal metal island.Comment: 4 pages + 4 figure
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Multiple-instrument polyphonic music transcription using a temporally constrained shift-invariant model
A method for automatic transcription of polyphonic music is proposed in this work that models the temporal evolution of musical tones. The model extends the shift-invariant probabilistic latent component analysis method by supporting the use of spectral templates that correspond to sound states such as attack, sustain, and decay. The order of these templates is controlled using hidden Markov model-based temporal constraints. In addition, the model can exploit multiple templates per pitch and instrument source. The shift-invariant aspect of the model makes it suitable for music signals that exhibit frequency modulations or tuning changes. Pitch-wise hidden Markov models are also utilized in a postprocessing step for note tracking. For training, sound state templates were extracted for various orchestral instruments using isolated note samples. The proposed transcription system was tested on multiple-instrument recordings from various datasets. Experimental results show that the proposed model is superior to a non-temporally constrained model and also outperforms various state-of-the-art transcription systems for the same experiment
Social and ethical criteria for prioritizing patients: a survey of students and health professionals in Portugal
O estudo quali-quantitativo explora
o dilema ético da microalocação dos recursos da
saúde. Objetiva identificar e comparar a opinião
de dois grupos da sociedade portuguesa - estudantes
e profissionais de saúde sobre a importância
das características pessoais dos pacientes no momento
de os priorizar e se as escolhas se explicam
por referenciais bioéticos de caráter utilitaristas ou
deontológicos. Os dados foram recolhidos através
de um questionário aplicado a uma amostra de
180 estudantes universitários e 60 profissionais de
saúde. Os respondentes perante hipotéticos cená-
rios de emergência clínica tiveram de escolher de
entre dois pacientes (distinguidos por idade, sexo,
responsabilidade social, situação económica e laboral,
comportamentos lesivos da saúde e registo
criminal) quem tratar e justificar a escolha. Foram
usados testes estatísticos de associação para
comparar as respostas dos dois grupos e análise
de conteúdo para categorizar as justificações. Os
resultados sugerem a existência de diferenças nas
escolhas dos dois grupos, com os profissionais de
saúde a revelarem aceitar menos a utilização de
critérios sociais em contexto de escassez e coexistência
de critérios utilitaristas e deontológicos,
com predomínio da eficiência por parte dos profissionais
de saúde e da equidade por parte dos
estudantesThis qualitative/quantitative study examines
the ethical dilemma of microallocation of
health resources. It seeks to identify and compare
the opinion of two groups in Portuguese society
– students and health professionals – on the importance
of personal characteristics of patients at
the moment of prioritizing them and if the choices
can be explained by bioethical references of a
utilitarian or deontological nature. Data were
collected by means of a questionnaire administered
to a sample of 180 students and 60 health
professionals. Faced with hypothetical emergency
scenarios, the respondents had to choose between
two patients (distinguished by: age, gender, social
responsibility, economic and employment
situation, harmful health behaviors and criminal
record), duly selecting who to treat and then
justifying their choice. The results suggest the existence
of differences in choices between the two
groups, with health professionals revealing they
are less prepared to accept the use of social criteria
in a context of scarce resources and co-existence
of utilitarian and deontological criteria, with a
predominance of efficiency on the part of health
professionals and equity on the part of students.info:eu-repo/semantics/publishedVersio
Localism in Finland : The changing role and current crisis of the Finnish municipal system
Peer reviewe
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