Results 31 to 40 of about 103,329 (151)

Patient perceived quality of nursing care in hemodialysis: A meta-synthesis

open access: yesHealthcare in Low-resource Settings, 2021
This study was done with the purpose of clarifying the concept of patient perceived quality of nursing care in hemodialysis. In this meta-synthesis study, qualitative studies was searched in the four interntional databases from January 1st, 2000 to ...
Abbas Balouchi   +3 more
doaj   +1 more source

Lattice Attacks on NTRU Revisited

open access: yesIEEE Access, 2021
NTRU cryptosystem was proposed by J. Hoffstein, J.Pipher and J.H. Silverman in 1996, whose security is related to the hardness of finding sufficient short vectors in NTRU lattice with dimension $2N$ .
Jingguo Bi, Lidong Han
doaj   +1 more source

Quantile treatment effect estimation with dimension reduction

open access: yesStatistical Theory and Related Fields, 2020
Quantile treatment effects can be important causal estimands in evaluation of biomedical treatments or interventions for health outcomes such as medical cost and utilisation.
Ying Zhang   +3 more
doaj   +1 more source

A Novel Day- ahead Electricity Price Forecasting Using multi-modal combined Integration via Stacked Pruning Sparse Denoising Auto Encoder

open access: yesEnergy Reports, 2021
One of the best options for managing energy markets and power system performance optimization is precise Electricity Price Forecasting (EPF). In detecting the prices of energy, some factors are of stochastic behavior which has made an unwieldy task.
Liangping Sun   +3 more
doaj   +1 more source

MULTI-FREQUENCY POLINSAR DATA ARE ADVANTAGEOUS FOR LAND COVER CLASSIFICATION – A VISUAL AND QUANTITATIVE ANALYSIS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
This paper investigates the enhanced potential of using multi-frequency PolInSAR data for land cover classification. In order to enable a descriptive analysis that goes beyond the mere comparison of classification accuracies, a two-step classification ...
S. Schmitz   +4 more
doaj   +1 more source

Learning Heterogeneity in Causal Inference Using Sufficient Dimension Reduction

open access: yesJournal of Causal Inference, 2019
Often the research interest in causal inference is on the regression causal effect, which is the mean difference in the potential outcomes conditional on the covariates. In this paper, we use sufficient dimension reduction to estimate a lower dimensional
Luo Wei, Wu Wenbo, Zhu Yeying
doaj   +1 more source

ManifoldOptim: An R Interface to the ROPTLIB Library for Riemannian Manifold Optimization

open access: yesJournal of Statistical Software, 2020
Manifold optimization appears in a wide variety of computational problems in the applied sciences. In recent statistical methodologies such as sufficient dimension reduction and regression envelopes, estimation relies on the optimization of likelihood ...
Sean Martin   +3 more
doaj   +1 more source

Unsupervised Domain Adaptive 1D-CNN for Fault Diagnosis of Bearing

open access: yesSensors, 2022
Fault diagnosis (FD) plays a vital role in building a smart factory regarding system reliability improvement and cost reduction. Recent deep learning-based methods have been applied for FD and have obtained excellent performance.
Xiaorui Shao, Chang-Soo Kim
doaj   +1 more source

Impact of sufficient dimension reduction in nonparametric estimation of causal effect

open access: yesStatistical Theory and Related Fields, 2018
We consider the estimation of causal treatment effect using nonparametric regression or inverse propensity weighting together with sufficient dimension reduction for searching low-dimensional covariate subsets.
Ying Zhang   +3 more
doaj   +1 more source

Optimization of Multidimensional Energy Security: An Index Based Assessment

open access: yesEnergies, 2022
This study introduces Pakistan’s multidimensional energy security index (PMESI) and indices across dimensions from 1991 to 2020 through indicator optimization.
Fahad Bin Abdullah   +4 more
doaj   +1 more source

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