Results 11 to 20 of about 478,588 (342)

Dimensional Reduction of Nonlinear Gauge Theories [PDF]

open access: yesJournal of High Energy Physics, 2004
20 pages, crucial references ...
Noriaki Ikeda, K. I. Izawa
openaire   +4 more sources

Artifacts in Simultaneous hdEEG/fMRI Imaging: A Nonlinear Dimensionality Reduction Approach [PDF]

open access: yesSensors, 2019
Simultaneous recordings of electroencephalogram (EEG) and functional magnetic resonance imaging (fMRI) are at the forefront of technologies of interest to physicians and scientists because they combine the benefits of both modalities—better time ...
Marek Piorecky   +4 more
doaj   +2 more sources

A tied-weight autoencoder for the linear dimensionality reduction of sample data [PDF]

open access: yesScientific Reports
Dimensionality reduction is a method used in machine learning and data science to reduce the dimensions in a dataset. While linear methods are generally less effective at dimensionality reduction than nonlinear methods, they can provide a linear ...
Sunhee Kim   +3 more
doaj   +2 more sources

Nonlinear dimensionality reduction based visualization of single-cell RNA sequencing data [PDF]

open access: diamondJournal of Analytical Science and Technology
Single-cell multi-omics technology has catalyzed a transformative shift in contemporary cell biology, illuminating the nuanced relationship between genotype and phenotype.
Mohamed Yousuff   +2 more
doaj   +2 more sources

Nonlinear Dimensionality Reduction Based on HSIC Maximization

open access: yesIEEE Access, 2018
Hilbert-Schmidt independence criterion (HSIC) is typically used to measure the statistical dependence between two sets of data. HSIC first transforms these two sets of data into two reproducing Kernel Hilbert spaces (RKHS), respectively, and then ...
Zhengming Ma   +3 more
doaj   +3 more sources

Application of Linear and Nonlinear Dimensionality Reduction Methods [PDF]

open access: yes, 2012
This work was supported by the NSF grant CMMI-0953449, NIDRR grant H133F100001. Special thanks to Laurens van der Maaten for guidance with the dimensionality reduction toolbox, and Prof. Dan Ventura (Brigham Young University) for helpful notes on comparison of LLE and Isomap. Thanks to Stephen Foldes for his suggestions with formatting.
Mingui Sun   +3 more
openaire   +6 more sources

Reduction of dimensionality in dynamic programming-based solution methods for nonlinear integer programming [PDF]

open access: goldInternational Journal of Mathematics and Mathematical Sciences, 1988
This paper suggests a method of formulating any nonlinear integer programming problem, with any number of constraints, as an equivalent single constraint problem, thus reducing the dimensionality of the associated dynamic programming problem.
Balasubramanian Ram, A. J. G. Babu
doaj   +2 more sources

Greedy construction of quadratic manifolds for nonlinear dimensionality reduction and nonlinear model reduction

open access: yes
Dimensionality reduction on quadratic manifolds augments linear approximations with quadratic correction terms. Previous works rely on linear approximations given by projections onto the first few leading principal components of the training data; however, linear approximations in subspaces spanned by the leading principal components alone can miss ...
Schwerdtner, Paul   +1 more
openaire   +3 more sources

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