Results 21 to 30 of about 325,444 (301)

Application of Dimension Reduction Methods for Stress Detection

open access: yesInternational Journal of Pioneering Technology and Engineering, 2023
Effective detection of stress situations plays an important role in combating it. This is the main source of motivation for research to identify and evaluate different psychological conditions.
Erhan Bergil
doaj   +1 more source

An effective framework for supervised dimension reduction [PDF]

open access: yes, 2014
We consider supervised dimension reduction (SDR) for problems with discrete inputs. Existing methods are computationally expensive, and often do not take the local structure of data into consideration when searching for a low-dimensional space.
Khoat Than   +5 more
core   +1 more source

Dimension and Dimensional Reduction in Quantum Gravity

open access: yesUniverse, 2019
If gravity is asymptotically safe, operators will exhibit anomalous scaling at the ultraviolet fixed point in a way that makes the theory effectively two-dimensional.
Steven Carlip
doaj   +1 more source

Aggregate Kernel Inverse Regression Estimation

open access: yesMathematics, 2023
Sufficient dimension reduction (SDR) is a useful tool for nonparametric regression with high-dimensional predictors. Many existing SDR methods rely on some assumptions about the distribution of predictors. Wang et al.
Wenjuan Li   +3 more
doaj   +1 more source

PLS dimension reduction for classification of microarray data [PDF]

open access: yes, 2004
PLS dimension reduction is known to give good prediction accuracy in the context of classification with high-dimensional microarray data. In this paper, PLS is compared with some of the best state-of-the-art classification methods.
Boulesteix, Anne-Laure
core   +1 more source

the Digital-Image Dimension Reduction Via Analysis of Principal component

open access: yesWasit Journal of Engineering Sciences, 2022
An Image with high-resolution is associated with huge size data space because each information of the image is arranged into 2D picture elements' values, each of them containing its associated value of the RGB bits.
rusul fadhil   +4 more
doaj   +1 more source

Structure adaptive approach for dimension reduction [PDF]

open access: yes, 2000
We propose a new method of effective dimension reduction for a multi-index model which is based on iterative improvement of the family of average derivative estimates.
Juditsky, Anatoli   +3 more
core   +1 more source

A novel three-dimensional strapping reduction for the treatment of patellar fractures

open access: yesJournal of Orthopaedic Surgery and Research, 2019
Objective This study aimed to investigate the effectiveness of a three-dimensional strapping reduction in the treatment of patellar fractures. Methods Between January 2015 and June 2017, a total of 56 patients were randomly allocated to the three ...
Wei Jiang   +4 more
doaj   +1 more source

Dimensionality Reduction Mappings [PDF]

open access: yes, 2011
A wealth of powerful dimensionality reduction methods has been established which can be used for data visualization and preprocessing. These are accompanied by formal evaluation schemes, which allow a quantitative evaluation along general principles and ...
Hammer, Barbara ; https://orcid.org/   +12 more
core   +1 more source

Spectral Dimension Reduction of Complex Dynamical Networks

open access: yesPhysical Review X, 2019
Dynamical networks are powerful tools for modeling a broad range of complex systems, including financial markets, brains, and ecosystems. They encode how the basic elements (nodes) of these systems interact altogether (via links) and evolve (nodes ...
Edward Laurence   +3 more
doaj   +1 more source

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