Results 51 to 60 of about 617,329 (215)

Multiplexed Echo Planar Imaging for Sub-Second Whole Brain FMRI and Fast Diffusion Imaging

open access: yesPLoS ONE, 2010
Echo planar imaging (EPI) is an MRI technique of particular value to neuroscience, with its use for virtually all functional MRI (fMRI) and diffusion imaging of fiber connections in the human brain.
D. Feinberg   +8 more
semanticscholar   +1 more source

Dual-mode nanoprobe strategy integrating ultrasound and near-infrared light for targeted and synergistic arterial thrombolysis

open access: yesJournal of Nanobiotechnology
Efficient thrombolysis in time is crucial for prognostic improvement of patients with acute arterial thromboembolic disease, while limitations and complications still exist in conventional thrombolytic treatment methods.
Zhiwen Wang   +10 more
doaj   +1 more source

Echo [Echo]

open access: yes
«ECHO» — музичний журнал. Видавали 1936—37 раз на місяць у Львові. Усього 7 чисел. Висвітлювали події музичної культури, заохочували громадян підтримувати фінансово мистецтво як духовний чинник. Особливу увагу приділяли ролі радіо у культурному житті суспільства. Друкували плани ... ⚠️ Цей запис містить лише бібліографічні метадані.
openaire   +3 more sources

The triple‐filter bubble: Using agent‐based modelling to test a meta‐theoretical framework for the emergence of filter bubbles and echo chambers

open access: yesBritish Journal of Social Psychology, 2018
Filter bubbles and echo chambers have both been linked recently by commentators to rapid societal changes such as Brexit and the polarization of the US American society in the course of Donald Trump's election campaign.
Daniel Geschke, J. Lorenz, Peter Holtz
semanticscholar   +1 more source

Echoes of gravity

open access: yesGeneral Relativity and Gravitation, 1995
The study of anisotropies in the Cosmic Microwave Background radiation is progressing at a phenomenal rate, both experimentally and theoretically. These anisotropies can teach us an enormous amount about the way that fluctuations were generated and the way they subsequently evolved into the clustered galaxies which are observed today. In particular, on
Scott, Douglas, White, Martin
openaire   +2 more sources

Design of deep echo state networks

open access: yesNeural Networks, 2018
In this paper, we provide a novel approach to the architectural design of deep Recurrent Neural Networks using signal frequency analysis. In particular, focusing on the Reservoir Computing framework and inspired by the principles related to the inherent ...
C. Gallicchio, A. Micheli, L. Pedrelli
semanticscholar   +1 more source

What's causing the biochar adoption gap? Practitioner reflections on perceived barriers and opportunities among smallholder farmers in Southeast Asia

open access: yesFrontiers in Sustainable Food Systems
While Biochar demonstrates agronomic potential for soil improvement, crop productivity, and carbon sequestration, limited research has examined adoption patterns and implementation barriers among small-scale farmers through a sustainability lens ...
Michelle Hung   +7 more
doaj   +1 more source

Indoor non-rhythmic human motion classification using a frequency-modulated continuous-wave radar

open access: yesThe Journal of Engineering, 2019
Human motion classification is widely used in intelligent house, surveillance, search and rescue operation, intelligent house, and elder monitoring. In this study, a frequency-modulated continuous-wave radar is utilised to classify non-rhythmic human ...
Yu Zou   +4 more
doaj   +1 more source

MPD model for radar echo signal of hypersonic targets

open access: yesThe Journal of Engineering, 2014
The stop-and-go (SAG) model is typically used for echo signal received by the radar using linear frequency modulation pulse compression. In this study, the authors demonstrate that this model is not applicable to hypersonic targets. Instead of SAG model,
Xu Xuefei, Liao Guisheng
doaj   +1 more source

Clinical handover within the emergency care pathway and the potential risks of clinical handover failure (ECHO): primary research

open access: yesHealth Services and Delivery Research, 2014
Background and objectives: Handover and communication failures are a recognised threat to patient safety. Handover in emergency care is a particularly vulnerable activity owing to the high-risk context and overcrowded conditions.
Mark Sujan   +8 more
doaj   +1 more source

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