Results 81 to 90 of about 41,370 (259)

ATP Release from Human Airway Epithelial Cells Exposed to Staphylococcus aureus Alpha-Toxin

open access: yesToxins, 2016
Airway epithelial cells reduce cytosolic ATP content in response to treatment with S. aureus alpha-toxin (hemolysin A, Hla). This study was undertaken to investigate whether this is due to attenuated ATP generation or to release of ATP from the cytosol ...
Romina Baaske   +6 more
doaj   +1 more source

On the Computation of the Hausdorff Dimension of the Walrasian Economy:Further Notes [PDF]

open access: yes
: In a recent paper, Dominique (2009) argues that for a Walrasian economy with m consumers and n goods, the equilibrium set of prices becomes a fractal attractor due to continuous destructions and creations of excess demands.
Dominique, C-Rene
core  

Feedback‐Driven Medical Image Segmentation: Modelling on Boundary‐Sensitive Feature Preservation

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT Accurate segmentation of medical images, particularly along ambiguous lesion boundaries, plays a vital role in clinical diagnosis and treatment planning. Conventional segmentation approaches often struggle to recover fine‐grained contours due to spatial detail loss caused by convolutional downsampling and the inherent sparsity of edge features,
Jikai Yang   +3 more
wiley   +1 more source

On the Computation of the Hausdorff Dimension of the Walrasian Economy: Addendum [PDF]

open access: yes
In a recent paper, Dominique (2009) argues that for a Walrasian economy with m consumers and n goods, the equilibrium set of prices becomes a fractal attractor due to continuous destructions and creations of excess demands. The paper also posits that the
Dominique, C-Rene
core  

Artificial Intelligence in Intraoral Scanning: A Narrative Review

open access: yesAustralian Dental Journal, EarlyView.
ABSTRACT Intraoral scanning (IOS) enables the acquisition of three‐dimensional surface models of dental and oral structures, supporting diagnosis, treatment planning and digital workflows. However, many processing steps remain operator‐dependent and time‐consuming. The integration of artificial intelligence (AI) with intraoral scanning (IOS) represents
Camila Tirapelli   +5 more
wiley   +1 more source

Synthesis of Specifically Modified Oligonucleotides for Application in Structural and Functional Analysis of RNA

open access: yesJournal of Nucleic Acids, 2011
Nowadays, RNA synthesis has become an essential tool not only in the field of molecular biology and medicine, but also in areas like molecular diagnostics and material sciences.
Nico Rublack   +5 more
doaj   +1 more source

SDFs from Unoriented Point Clouds using Neural Variational Heat Distances

open access: yesComputer Graphics Forum, EarlyView.
We propose a novel variational approach for computing neural Signed Distance Fields (SDF) from unoriented point clouds. We first compute a small time step of heat flow (middle) and then use its gradient directions to solve for a neural SDF (right). Abstract We propose a novel variational approach for computing neural Signed Distance Fields (SDF) from ...
Samuel Weidemaier   +5 more
wiley   +1 more source

Basis Networks: Learning basis functions for free‐form triangulations

open access: yesComputer Graphics Forum, EarlyView.
Abstract We present a framework for learning compactly supported basis functions that define tangent continuous surfaces based on coarse irregular triangle meshes. The basis functions are represented as MLPs. Smoothness of the basis functions is achieved by using the values of Loop basis functions as the parameterization of the surface.
T. Djuren, M. Alexa
wiley   +1 more source

Hausdorff-Besicovitch Dimension of Lake Nasser Coastline from Satellite Imagery [PDF]

open access: yes, 2018
The paper is proposing a method for evaluating the Hausdorff-Besicovitch dimension of natural coastlines from satellite images. A fractal dimension is a statistical index which is describing the complexity of a given pattern embedded in given spatial ...
Sparavigna, Amelia Carolina   +2 more
core   +1 more source

LeafFit: Plant Assets Creation from 3D Gaussian Splatting

open access: yesComputer Graphics Forum, EarlyView.
Abstract We propose LeafFit, a pipeline that converts 3D Gaussian Splatting (3DGS) of individual plants into editable, instanced mesh assets. While 3DGS faithfully captures complex foliage, its high memory footprint and lack of mesh topology make it incompatible with traditional game production workflows. We address this by leveraging the repetition of
Chang Luo, Nobuyuki Umetani
wiley   +1 more source

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