Results 31 to 40 of about 917,432 (268)

Diffusion representations [PDF]

open access: yesApplied and Computational Harmonic Analysis, 2018
Diffusion Maps framework is a kernel based method for manifold learning and data analysis that defines diffusion similarities by imposing a Markovian process on the given dataset. Analysis by this process uncovers the intrinsic geometric structures in the data.
Moshe Salhov   +3 more
openaire   +3 more sources

Q-Diffusion: Quantizing Diffusion Models

open access: yes2023 IEEE/CVF International Conference on Computer Vision (ICCV), 2023
The code is available at https://github.com/Xiuyu-Li/q ...
Xiuyu Li   +7 more
openaire   +2 more sources

Detection of Bacteria-Induced Early-Stage Dental Caries Using Three-Dimensional Mid-Infrared Thermophotonic Imaging

open access: yesBioengineering, 2023
Tooth decay, or dental caries, is a widespread and costly disease that is reversible when detected early in its formation. Current dental caries diagnostic methods including X-ray imaging and intraoral examination lack the sensitivity and specificity ...
Robert Welch   +7 more
doaj   +1 more source

Evaluating time domain reflectometry and coaxial impedance sensors for soil observations by the U.S. Climate Reference Network

open access: yesVadose Zone Journal, 2020
The objective of this study was to evaluate the performance of two commercial‐grade electromagnetic sensors in measuring soil water content for the U.S. Climate Reference Network (USCRN). One sensor was a 50‐MHz coaxial impedance dielectric sensor (model
Timothy B. Wilson   +8 more
doaj   +1 more source

Journal diffusion factors – a measure of diffusion? [PDF]

open access: yesAslib Proceedings, 2004
This paper shows that the measure of diffusion introduced by Ian Rowlands called the journal diffusion factor (JDF) is highly negatively correlated with the number of citations, leading highly cited journals to get a low JDF, whereas less cited journals get a high JDF.
openaire   +2 more sources

BDHI: a French national database on historical floods

open access: yesE3S Web of Conferences, 2016
The paper describes the various features of the BDHI database (objects, functions, content). This document database provides document sheets on historical floods from various sources: technical reports from water authorities, scientific accounts ...
Lang Michel   +4 more
doaj   +1 more source

The effect of yeast-derived β-glucans in reducing the adverse outcome of Lawsonia intracellularis in finishing pigs

open access: yesFrontiers in Animal Science, 2023
IntroductionChronic diarrhoea is one of the most recurrent health issues in pig herds. Among Q9 the causative agents of diarrhoea, Lawsonia intracellularis is quite frequent with worldwide distribution leading to detrimental economical losses, as a ...
Lamya Rhayat   +9 more
doaj   +1 more source

Diffusion nets

open access: yesApplied and Computational Harmonic Analysis, 2019
Non-linear manifold learning enables high-dimensional data analysis, but requires out-of-sample-extension methods to process new data points. In this paper, we propose a manifold learning algorithm based on deep learning to create an encoder, which maps a high-dimensional dataset and its low-dimensional embedding, and a decoder, which takes the ...
Gal Mishne   +3 more
openaire   +3 more sources

Natural Fibre-Reinforced Biofoams

open access: yesInternational Journal of Polymer Science, 2011
Starches and polylactic acids (PLAs) represent the main biobased and biodegradable polymers with potential industrial availability in the next decades for “bio” foams applications.
Anne Bergeret, Jean Charles Benezet
doaj   +1 more source

Reaction-diffusion processes with nonlinear diffusion [PDF]

open access: yesPhysical Review E, 2012
We study reaction-diffusion processes with concentration-dependent diffusivity. First, we determine the decay of the concentration in the single-species and two-species diffusion-controlled annihilation processes. We then consider two natural inhomogeneous realizations.
openaire   +3 more sources

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