Results 61 to 70 of about 145,037 (166)

Singular-Value-Decomposition-Based Matrix Surgery

open access: yesEntropy
This paper is motivated by the need to stabilise the impact of deep learning (DL) training for medical image analysis on the conditioning of convolution filters in relation to model overfitting and robustness. We present a simple strategy to reduce square matrix condition numbers and investigate its effect on the spatial distributions of point clouds ...
Jehan Ghafuri, Sabah Jassim
openaire   +4 more sources

Multivariate Analyses with Two-Step Dimension Reduction for an Association Study Between 11C-Pittsburgh Compound B and Magnetic Resonance Imaging in Alzheimer’s Disease

open access: yesBioengineering
The neuropathological diagnosis of Alzheimer’s disease (AD) relies on amyloid beta (Aβ) deposition in brain tissues. To study the relationship between Aβ deposition and brain structure, as determined using 11C-Pittsburgh compound B (PiB) and magnetic ...
Atsushi Kawaguchi, Fumio Yamashita
doaj   +1 more source

SICGNN: structurally informed convolutional graph neural networks for protein classification

open access: yesMachine Learning: Science and Technology
Recently, graph neural networks (GNNs) have been widely used in various domains, including social networks, recommender systems, protein classification, molecular property prediction, and genetic networks.
YongHyun Lee   +3 more
doaj   +1 more source

Matrix-qubit algorithm for semantic analysis of probabilistic data

open access: yesМоделирование и анализ информационных систем
The paper presents a method for semantic data analysis by means of complex-valued matrix decomposition. The method is based on the quantum model of contextual decision-making, according to which observable probabilities are generated by qubit states ...
Ilya A. Surov
doaj   +1 more source

Sparse Matrix Decompositions For Clustering

open access: yes, 2014
Publication in the conference proceedings of EUSIPCO, Lisbon, Portugal ...
openaire   +2 more sources

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