Results 51 to 60 of about 478,588 (342)

Protein Interaction Prediction Method Based on Feature Engineering and XGBoost [PDF]

open access: yesBIO Web of Conferences, 2023
Human protein interaction prediction studies occupy an important place in systems biology. The understanding of human protein interaction networks and interactome will provide important insights into the regulation of developmental, physiological and ...
Zhao Xiaoman, Wang Xue
doaj   +1 more source

Parallel t-SNE Applied to Data Visualization in Smart Cities

open access: yesIEEE Access, 2020
The growth of smart city applications is increasingly around the world, many cities invest in the development of these systems intending to improve the management and life of their residents.
Maximiliano Araujo Da Silva Lopes   +2 more
doaj   +1 more source

Ensembles of Random Projections for Nonlinear Dimensionality Reduction [PDF]

open access: yes, 2017
Dimensionality reduction methods are widely used in informationprocessing systems to better understand the underlying structuresof datasets, and to improve the efficiency of algorithms for bigdata applications.
Ghodsi, Ali   +3 more
core   +2 more sources

Nonlinear Supervised Dimensionality Reduction via Smooth Regular Embeddings

open access: yes, 2018
The recovery of the intrinsic geometric structures of data collections is an important problem in data analysis. Supervised extensions of several manifold learning approaches have been proposed in the recent years.
Ornek, Cem, Vural, Elif
core   +1 more source

A HJB-POD approach for the control of nonlinear PDEs on a tree structure [PDF]

open access: yes, 2019
The Dynamic Programming approach allows to compute a feedback control for nonlinear problems, but suffers from the curse of dimensionality. The computation of the control relies on the resolution of a nonlinear PDE, the Hamilton-Jacobi-Bellman equation ...
Alla, Alessandro, Saluzzi, Luca
core   +3 more sources

Noncommutative reduction of the nonlinear Schrödinger equation on Lie groups [PDF]

open access: yesarXiv, 2021
We propose a new approach that allows one to reduce nonlinear equations on Lie groups to equations with a fewer number of independent variables for finding particular solutions of the nonlinear equations. The main idea is to apply the method of noncommutative integration to the linear part of a nonlinear equation, which allows one to find bases in the ...
arxiv  

Dimensional reduction in nonlinear filtering: A homogenization approach

open access: yesThe Annals of Applied Probability, 2013
Published in at http://dx.doi.org/10.1214/12-AAP901 the Annals of Applied Probability (http://www.imstat.org/aap/) by the Institute of Mathematical Statistics (http://www.imstat.org)
Imkeller, Peter   +3 more
openaire   +4 more sources

3D-2D dimensional reduction for a nonlinear optimal design problem with perimeter penalization [PDF]

open access: yes, 2012
A 3D-2D dimension reduction for a nonlinear optimal design problem with a perimeter penalization is performed in the realm of $\Gamma$-convergence, providing an integral representation for the limit functional.
arxiv   +1 more source

A Local Similarity-Preserving Framework for Nonlinear Dimensionality Reduction with Neural Networks [PDF]

open access: yesarXiv, 2021
Real-world data usually have high dimensionality and it is important to mitigate the curse of dimensionality. High-dimensional data are usually in a coherent structure and make the data in relatively small true degrees of freedom. There are global and local dimensionality reduction methods to alleviate the problem.
arxiv  

Nonlinear Dimensionality Reduction for Face Recognition [PDF]

open access: yes, 2009
Principal component analysis (PCA) has long been a dominating linear technique for dimensionality reduction. Many nonlinear methods and neural networks have been proposed to extend PCA for complex nonlinear data. They include kernel PCA, local linear embedding, isomap, self-organising map (SOM), and visualization induced SOM (ViSOM), a variant of SOM ...
Hujun Yin, Weilin Huang
openaire   +2 more sources

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