Results 11 to 20 of about 6,230,983 (221)

An Agent-Based Crop Model Framework for Heterogeneous Soils

open access: yesAgronomy, 2021
Climate change and the efficient use of freshwater for irrigation pose a challenge for sustainable agriculture. Traditionally, the prediction of agricultural production is carried out through crop-growth models and historical records of the climatic ...
Jorge Lopez-Jimenez   +2 more
doaj   +1 more source

Ensemble Estimators for Multivariate Entropy Estimation [PDF]

open access: yesIEEE Transactions on Information Theory, 2013
version 3: correction of minor typos from version ...
Sricharan, Kumar   +2 more
openaire   +3 more sources

Pan-Sharpening Based on Convolutional Neural Network by Using the Loss Function With No-Reference

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
In order to preserve the spatial and spectral information of the original panchromatic and multispectral images, this article designs a loss function suitable for pan-sharpening and a four-layer convolutional neural network that could adequately extract ...
Zhangxi Xiong   +3 more
doaj   +1 more source

Pan-Sharpening Based on Panchromatic Colorization Using WorldView-2

open access: yesIEEE Access, 2021
In order to overcome the lack of the multispectral image (MS) and adequately preserve the spatial information of panchromatic (PAN) image and the spectral information of MS image, this study proposes a method which adds the spectral information of the ...
Zhangxi Xiong   +3 more
doaj   +1 more source

Estimation in high dimensions: a geometric perspective [PDF]

open access: yes, 2014
This tutorial provides an exposition of a flexible geometric framework for high dimensional estimation problems with constraints. The tutorial develops geometric intuition about high dimensional sets, justifies it with some results of asymptotic convex ...
A. Ai   +44 more
core   +2 more sources

Minimax boundary estimation and estimation with boundary

open access: yesBernoulli, 2023
We derive non-asymptotic minimax bounds for the Hausdorff estimation of $d$-dimensional submanifolds $M \subset \mathbb{R}^D$ with (possibly) non-empty boundary $\partial M$. The model reunites and extends the most prevalent $\mathcal{C}^2$-type set estimation models: manifolds without boundary, and full-dimensional domains.
Aamari, Eddie   +2 more
openaire   +4 more sources

Estimation of glottal closure instants in voiced speech using the DYPSA algorithm [PDF]

open access: yes, 2007
Published ...
Brookes, M   +3 more
core   +1 more source

Introducing gradient severe shot peening as a novel mechanical surface treatment

open access: yesScientific Reports, 2021
Shot peening is widely used for improving mechanical properties especially fatigue behavior of metallic components by inducing surface hardening, compressive residual stresses and surface grain refinement.
Erfan Maleki   +5 more
doaj   +1 more source

Fast, non-monte-carlo estimation of transient performance variation due to device mismatch [PDF]

open access: yes, 2010
This paper describes an efficient way of simulating the effects of device random mismatch on circuit transient characteristics, such as variations in delay or in frequency.
Horowitz, M., Jones, K., Kim, J.
core   +1 more source

Weibull distribution under indeterminacy with applications

open access: yesAIMS Mathematics, 2023
The Weibull distribution has always been important in numerous areas because of its vast variety of applications. In this paper, basic properties of the neutrosophic Weibull distribution are derived.
Mohammed Albassam   +2 more
doaj   +1 more source

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