Results 121 to 130 of about 243,973 (317)

Next Generation Modeling of Glioblastoma Progression: Diffusing Through Time and Brain

open access: yesAnnalen der Physik, EarlyView.
Glioblastoma (GBM) is a fatal brain tumor that will inevitably recur following surgical resection. Early mathematical tumor growth models used the reaction‐diffusion equation to describe the proliferation and invasion of tumor spread. However, with increasingly advanced neuroimaging technology, diffusion tensor imaging data has more recently been ...
Francesca M. Cozzi   +5 more
wiley   +1 more source

Dispersion of First Sound in a Weakly Interacting Ultracold Fermi Liquid

open access: yesAnnalen der Physik, EarlyView.
 The weak‐interaction, low‐temperature region of the phase diagram of a Fermi gas the so‐called Fermi liquid regime, which has been somewhat overlooked in ultracold gases‐is investigated. Precise and measurable predictions are presented for the viscosity and dispersion of first sound to leading order in the scattering length.
Thomas Repplinger   +4 more
wiley   +1 more source

Impact of Number of Noise Eigenvectors Used on the Resolution Probability of MUSIC

open access: yesIEEE Access, 2019
The MUltiple SIgnal Classification (MUSIC) algorithm is a well-known eigenanalysis technique and has been studied extensively. The algorithm relies on accurate partitioning of the eigenvectors of the spatial correlation matrix between the signal (i.e ...
Ashwin Bhobani Baral, Murat Torlak
doaj   +1 more source

Graph partitioning by Eigenvectors

open access: yesLinear Algebra and its Applications, 1988
Given a graph G on n vertices and \(z\in R^ n\), we say that a vertex of G is positive, nonnegative, null, etc. if the corresponding entry of z has that property. For z such that Az\(\geq \alpha z\) (A is the adjacency matrix of G) the number of components of the subgraph induced by positive vertices is bounded.
openaire   +3 more sources

Quantitative Analysis of Fluorescent Sensor Arrays

open access: yesAnalysis &Sensing, EarlyView.
Fluorescent sensor arrays have great potential for the quantification of analytes in complex systems. Herein, statistical multivariate techniques and deep learning models to provide quantitative information from such arrays are reviewed. Fluorescent sensor arrays address the limitations of a single sensor by leveraging multiple sensing elements to ...
Karandeep Grover   +3 more
wiley   +1 more source

Asymptotic Inference for Eigenvectors

open access: yesThe Annals of Statistics, 1981
Abstract : Asymptotic procedures are given for testing certain hypotheses concerning eigenvectors and for constructing confidence regions for eigenvectors. These asymptotic procedures are derived under fairly general conditions on the estimates of the matrix whose eigenvectors are of interest. Applications of the general results to principal components
openaire   +4 more sources

Water Content Compliance of Biodiesel Assessed by Raman Spectroscopy and Machine Learning Classifiers

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
Workflow for biodiesel water content assessment using Raman spectroscopy and machine learning models. ABSTRACT A combination of Raman spectroscopy and multivariate modeling was applied to build classification models to assess water content in soybean biodiesel.
Maycom Cezar Valeriano   +3 more
wiley   +1 more source

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