Results 41 to 50 of about 88,271 (270)

Correlates of calcaneal quantitative ultrasound parameters in patients with diabetes: the study on the assessment of determinants of muscle and bone strength abnormalities in diabetes [PDF]

open access: yes, 2017
OBJECTIVE: Quantitative ultrasound (QUS) provides an estimate of bone mineral density (BMD) and also evaluates bone quality, which has been related to increased fracture risk in people with diabetes.
Alessi, Elena   +11 more
core   +2 more sources

Fully Inkjet‐Printed Organic Electrochemical Transistors: A Path Toward All‐Organic Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
Fully printed organic electrochemical transistors eliminate the metal electrodes used in conventional printed organic electronics. This work demonstrates the state of the art in three applications using PBFDO and PEDOT:PSS materials: a single‐material strain sensor for real‐time detection of finger flexion, an ion sensor for monitoring aqueous NaCl ...
Ali Solgi   +5 more
wiley   +1 more source

Bossa Nova: The Reinvention and Reinvigoration of Samba in the 1950s

open access: yesParadigma: Jurnal Kajian Budaya, 2013
In a society where music becomes the core of its people’s life, many discourses emerge and root in music. In Brazil, for instance, samba as the national music represents the chronicle of the Brazilians, which starts from the slavery in eighteenth century.
Martinus Helmiawan
doaj   +1 more source

Diaspora, Développement et Citoyenneté: Les Migrants Originaires du Bassin du Fleuve Sénégal [PDF]

open access: yes, 2005
The author analyses the contribution of the diaspora on the development of their ...
Olivier le Masson, Samba Yatera
core  

Neural Fields for Highly Accelerated 2D Cine Phase Contrast MRI

open access: yesAdvanced Science, EarlyView.
ABSTRACT 2D cine phase contrast (CPC) MRI provides quantitative information on blood velocity and flow within the human vasculature. However, data acquisition is time‐consuming, motivating the reconstruction of the velocity field from undersampled measurements to reduce scan times. In this work, neural fields are proposed as a continuous spatiotemporal
Pablo Arratia   +7 more
wiley   +1 more source

Microscopic Characterization of the Brazilian Giant Samba Virus

open access: yesViruses, 2017
Prior to the discovery of the mimivirus in 2003, viruses were thought to be physically small and genetically simple. Mimivirus, with its ~750-nm particle size and its ~1.2-Mbp genome, shattered these notions and changed what it meant to be a virus. Since
Jason R. Schrad   +4 more
doaj   +1 more source

Beat histogram features from NMF-based novelty functions for music classification [PDF]

open access: yes, 2015
In this paper we present novel rhythm features derived from drum tracks extracted from polyphonic music and evaluate them in a genre classification task. Musical excerpts are analyzed using an optimized, partially fixed Non-Negative Matrix Factorization (
Lerch, Alexander   +2 more
core   +1 more source

Upsampling DINOv2 Features for Unsupervised Vision Tasks and Weakly Supervised Materials Segmentation

open access: yesAdvanced Intelligent Systems, EarlyView.
Feature from recent image foundation models (DINOv2) are useful for vision tasks (segmentation, object localization) with little or no human input. Once upsampled, they can be used for weakly supervised micrograph segmentation, achieving strong results when compared to classical features (blurs, edge detection) across a range of material systems.
Ronan Docherty   +2 more
wiley   +1 more source

Um mapa das relações entre o rap das periferias de São Paulo e o samba

open access: yesRevista do Instituto de Estudos Brasileiros, 2018
RESUMO O artigo tem por objetivo mapear as relações que o rap produzido na cidade de São Paulo estabeleceu, desde a década de 1990, com o samba. Em perspectiva interdisciplinar, o mapa apresenta e discute sete pontos: 1) a importância do samba para a ...
Walter Garcia
doaj   +1 more source

Adaptive Hybrid Energy Harvester Integrating PV, TEG, and Piezoelectric Sources With Real‐Time Power Management and Experimental Validation

open access: yesEnergy Science &Engineering, EarlyView.
An adaptive hybrid energy harvester combining photovoltaic, thermoelectric, and piezoelectric sources is experimentally demonstrated. Real‐time power management dynamically allocates and conditions multisource inputs, achieving improved robustness and efficiency under variable environmental conditions compared with single‐source harvesting.
P. Ndy Von Kluge   +3 more
wiley   +1 more source

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