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   Articles with "spatiotemporal resolution" as a keyword



High spatiotemporal‐resolution abdominal 4D‐MRI through respiratory‐synchronized frame collaborative reconstruction

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recommendations! Published in 2025 at "Medical Physics"

DOI: 10.1002/mp.18101

Abstract: Four‐dimensional magnetic resonance imaging (4D‐MRI) holds great promise for precise abdominal radiotherapy guidance. However, current 4D‐MRI methods are limited by an inherent trade‐off between spatial and temporal resolutions, resulting in compromised image quality characterized by… read more here.

Keywords: resolution abdominal; mri; high spatiotemporal; resolution ... See more keywords

Spectrally selective bSSFP using off-resonant RF excitations permits high spatiotemporal resolution 3D metabolic imaging of hyperpolarized [1-13 C]Pyruvate-to-[1-13 C]lactate conversion.

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recommendations! Published in 2023 at "Magnetic resonance in medicine"

DOI: 10.1002/mrm.29676

Abstract: PURPOSE To develop a high spatiotemporal resolution 3D dynamic pulse sequence for preclinical imaging of hyperpolarized [1-13 C]pyruvate-to-[1-13 C]lactate metabolism at 7T. METHODS A standard 3D balanced SSFP (bSSFP) sequence was modified to enable alternating-frequency… read more here.

Keywords: pyruvate lactate; bssfp; spatiotemporal resolution; lactate ... See more keywords

High spatiotemporal resolution dynamic contrast-enhanced MRI improves the image-based discrimination of histopathology risk groups of peripheral zone prostate cancer: a supervised machine learning approach

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recommendations! Published in 2020 at "European Radiology"

DOI: 10.1007/s00330-020-06849-y

Abstract: To assess if adding perfusion information from dynamic contrast-enhanced (DCE MRI) acquisition schemes with high spatiotemporal resolution to T2w/DWI sequences as input features for a gradient boosting machine (GBM) machine learning (ML) classifier could better… read more here.

Keywords: dce mri; risk; spatiotemporal resolution; high spatiotemporal ... See more keywords

Pulse sequences and parallel imaging for high spatiotemporal resolution MRI at ultra-high field

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recommendations! Published in 2018 at "NeuroImage"

DOI: 10.1016/j.neuroimage.2017.04.006

Abstract: The SNR and CNR benefits of ultra-high field (UHF) have helped push the envelope of achievable spatial resolution in MRI. For applications based on susceptibility contrast where there is a large CNR gain, high quality… read more here.

Keywords: resolution; spatiotemporal resolution; resolution mri; parallel imaging ... See more keywords

High Spatiotemporal Resolution Observation of Glutathione Hydropersulfides in Living Cells and Tissue via a Two-Photon Ratiometric Fluorescent Probe.

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recommendations! Published in 2019 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.9b01511

Abstract: Glutathione hydropersulfides (GSSH) are alluded to play crucial roles in signal transduction, redox homeostasis, and metabolic regulation. However, the detailed biological functions of GSSH in these aspects are extremely ambiguous. The key barrier to understand… read more here.

Keywords: resolution; spatiotemporal resolution; gssh; high spatiotemporal ... See more keywords

Constrained Mixed-Effect Models with Ensemble Learning for Prediction of Nitrogen Oxides Concentrations at High Spatiotemporal Resolution.

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recommendations! Published in 2017 at "Environmental science & technology"

DOI: 10.1021/acs.est.7b01864

Abstract: Spatiotemporal models to estimate ambient exposures at high spatiotemporal resolutions are crucial in large-scale air pollution epidemiological studies that follow participants over extended periods. Previous models typically rely on central-site monitoring data and/or covered short… read more here.

Keywords: nitrogen; spatiotemporal resolution; high spatiotemporal; concentrations high ... See more keywords

Dynamic and Wearable Electro-responsive Hydrogel with Robust Mechanical Properties for Drug Release.

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recommendations! Published in 2023 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c21942

Abstract: Electro-responsive dynamic hydrogels, which possess robust mechanical properties and precise spatiotemporal resolution, have a wide range of applications in biomedicine and energy science. However, it is still challenging to design and prepare electro-responsive hydrogels (ERHs)… read more here.

Keywords: robust mechanical; spatiotemporal resolution; hydrogel; electro responsive ... See more keywords

Imaging neuromodulators with high spatiotemporal resolution using genetically encoded indicators

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recommendations! Published in 2019 at "Nature Protocols"

DOI: 10.1038/s41596-019-0239-2

Abstract: Multiple aspects of neural activity, from neuronal firing to neuromodulator release and signaling, underlie brain function and ultimately shape animal behavior. The recently developed and constantly growing toolbox of genetically encoded sensors for neural activity,… read more here.

Keywords: resolution; spatiotemporal resolution; high spatiotemporal; neuromodulators high ... See more keywords

High spatiotemporal resolution wall shear stress measurement and multi-scale energy characterization in turbulent boundary layers

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recommendations! Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0283770

Abstract: Obtaining accurate wall shear stress (WSS) measurements with high spatiotemporal resolution remains a significant challenge in turbulent boundary layers (TBLs) research. We present the adjustable spatio-temporal resolution cross correlation (ASTRCC) algorithm. This method combines temporal… read more here.

Keywords: high spatiotemporal; multi scale; resolution; scale ... See more keywords

A digital manufactured microfluidic platform for flexible construction of 3D co-culture tumor model with spatiotemporal resolution

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recommendations! Published in 2024 at "Biofabrication"

DOI: 10.1088/1758-5090/ad9636

Abstract: The specific spatiotemporal distribution of diverse components in tumor microenvironment plays a crucial role in the cancer progression. In vitro three-dimensional (3D) tumor models with polydimethylsiloxane (PDMS) based microfluidic platform have been applied as useful… read more here.

Keywords: culture; microfluidic platform; tumor; spatiotemporal resolution ... See more keywords

A Novel Approach for Establishing the Global Ionospheric Model With High Spatiotemporal Resolution

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recommendations! Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2023.3238044

Abstract: The global ionospheric model is the most effective way to study the structure and variation of the global ionosphere. However, the current global ionosphere maps (GIMs) have the defect of low spatiotemporal resolution and cannot… read more here.

Keywords: spatiotemporal resolution; high spatiotemporal; resolution; model high ... See more keywords