Results 31 to 40 of about 133,377 (299)

Study on the Coupled Vibration Characteristics of a Two-Stage Bladed Disk Rotor System

open access: yesApplied Sciences, 2021
This paper conducts a coupled vibration analysis of a two-stage bladed disk rotor system. According to the finite element method, the bladed disk rotor system is established.
Yinxin Yu   +3 more
doaj   +1 more source

Acoustic modeling using the digital waveguide mesh [PDF]

open access: yes, 2007
The digital waveguide mesh has been an active area of music acoustics research for over ten years. Although founded in 1-D digital waveguide modeling, the principles on which it is based are not new to researchers grounded in numerical simulation, FDTD ...
Kelloniemi, Antti   +3 more
core   +2 more sources

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

Underdetermined Blind Audio Source Separation Using Modal Decomposition

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2007
This paper introduces new algorithms for the blind separation of audio sources using modal decomposition. Indeed, audio signals and, in particular, musical signals can be well approximated by a sum of damped sinusoidal (modal) components.
Aïssa-El-Bey Abdeldjalil   +2 more
doaj   +2 more sources

Structural Synthesis for Prescribed Target Natural Frequencies and Mode Shapes

open access: yesShock and Vibration, 2014
A new method for the synthesis of structures with prescribed target natural frequencies and mode shapes is presented. The introduction of a modal Rayleigh quotient approximation based on the target mode shapes is the means to propose a structural ...
J. A. Hernandes, A. Suleman
doaj   +1 more source

Optimization of Noise Transfer Path Based on the Composite Panel Acoustic and Modal Contribution Analysis

open access: yesComplexity, 2021
The noise of a cab directly affects the comfort and labor efficiency of the operators. The optimization of the structure-borne transmission path can obviously reduce the cab noise.
Qiang Liu   +3 more
doaj   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Exploring the Potential of Unsupervised Image Synthesis for SAR-Optical Image Matching

open access: yesIEEE Access, 2021
We consider SAR-optical image matching problems, where correspondences are acquired from a pair of SAR and optical images. Recent methods for such a problem typically simplify the SAR-optical image matching to the SAR-SAR or optical-optical image ...
Wen-Liang Du   +5 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

ADGAN: Adaptive Domain Medical Image Synthesis Based on Generative Adversarial Networks

open access: yesCAAI Artificial Intelligence Research
Multimodal medical imaging of human pathological tissues provides comprehensive information to assist in clinical diagnosis. However, due to the high cost of imaging, physiological incompatibility, and the harmfulness of radioactive tracers, multimodal ...
Liming Xu   +4 more
doaj   +1 more source

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