Results 21 to 30 of about 175,929 (292)

Damage localization map using electromechanical impedance spectrums and inverse distance weighting interpolation: Experimental validation on thin composite structures [PDF]

open access: yes, 2013
Piezoelectric sensors are widely used for structure health monitoring technique. In particular, electromechanical impedance techniques give simple and low-cost solutions for detecting damage in composite structures.
Cherrier, Olivier   +4 more
core   +3 more sources

Mitigating Imbalance of Land Cover Change Data for Deep Learning Models with Temporal and Spatiotemporal Sample Weighting Schemes

open access: yesISPRS International Journal of Geo-Information, 2022
An open problem impeding the use of deep learning (DL) models for forecasting land cover (LC) changes is their bias toward persistent cells. By providing sample weights for model training, LC changes can be allocated greater influence in adjustments to ...
Alysha van Duynhoven   +1 more
doaj   +1 more source

Application of Geostatistics to Mineral Resource Modeling and Estimation: Case Study of Gofolo Hill Iron Ore Deposit, Western Liberia [PDF]

open access: yesGeoreview
Geostatistical methods are essential in accurate mineral resource estimation, as they account for spatial correlations and uncertainties. This study evaluates the mineral resource of the Gofolo Hill deposit in Western Liberia using the ordinary kriging ...
Leo KLAH-WILSON   +2 more
doaj   +1 more source

Redshift Weights for Baryon Acoustic Oscillations : Application to Mock Galaxy Catalogs [PDF]

open access: yes, 2016
Large redshift surveys capable of measuring the Baryon Acoustic Oscillation (BAO) signal have proven to be an effective way of measuring the distance-redshift relation in cosmology. Building off the work in Zhu et al.
Padmanabhan, Nikhil   +4 more
core   +2 more sources

Inverse distance weighting attention

open access: yes, 2023
Associative Memory & Hopfield Networks Workshop at NeurIPS ...
openaire   +2 more sources

Comparison Between Deterministic and Stochastic Interpolation Methods for Predicting Ground Water Level in Baghdad [PDF]

open access: yesEngineering and Technology Journal, 2018
Surface interpolation techniques are usually used to create continuous data (i.e. raster data) from distributed set of point data over a geographical region.
Muammar Ali   +2 more
doaj   +1 more source

Assessment of Inverse Distance Weighting and Local Polynomial Interpolation for Annual Rainfall: A Case Study in Peninsular Malaysia

open access: yesEngineering Proceedings, 2023
Rainfall data are crucial in hydrology models. In this study, the assessment of two spatial interpolation approaches of Inverse Distance Weighting (IDW) and Local Polynomial Interpolation (LPI) for rainfall in Peninsular Malaysia was conducted. The daily
Ren Jie Chin   +4 more
doaj   +1 more source

Spatiotemporal Interpolation for Environmental Modelling

open access: yesSensors, 2016
A variation of the reduction-based approach to spatiotemporal interpolation (STI), in which time is treated independently from the spatial dimensions, is proposed in this paper. We reviewed and compared three widely-used spatial interpolation techniques:
Ferry Susanto, Paulo de Souza, Jing He
doaj   +1 more source

Distances in Weighted Trees and Group Inverse of Laplacian Matrices [PDF]

open access: yesSIAM Journal on Matrix Analysis and Applications, 1997
Formulas are given for group inverses of Laplacians of weighted trees. A relationship between entries of the group inverse and various distance functions on trees is highlighted. In particular, it is shown that the maximal and minimal entries on the diagonal of the group inverse correspond to certain pendant vertices of the tree and to a centroid of ...
Kirkland, S. J.   +2 more
openaire   +2 more sources

A comparison of statistical and machine learning methods for creating national daily maps of ambient PM$_{2.5}$ concentration [PDF]

open access: yes, 2019
A typical problem in air pollution epidemiology is exposure assessment for individuals for which health data are available. Due to the sparsity of monitoring sites and the limited temporal frequency with which measurements of air pollutants ...
Berrocal, Veronica J.   +6 more
core   +2 more sources

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