Results 1 to 10 of about 3,624,761 (267)

A Comprehensive Analysis on Detecting Chronic Kidney Disease by Employing Machine Learning Algorithms [PDF]

open access: yesEAI Endorsed Transactions on Pervasive Health and Technology, 2021
INTRODUCTION: Chronic Kidney Disease refers to the slow, progressive deterioration of kidney functions. However, the impairment is irreversible and imperceptible up until the disease reaches one of the later stages ...
Mirza Nishat   +7 more
doaj   +1 more source

In Vitro Evaluation of the Accuracy of Intraoral Scanners for Anterior and Posterior Dental Restorations [PDF]

open access: yesJournal of Mashhad Dental School, 2022
Introduction: Passing through the traditional methods of impression making and using the latest technology of digital scanners forces us to compare the positive and negative characteristics of these tools with those of the usual methods adopted in ...
Reihane Rafienezad   +3 more
doaj   +1 more source

A comparison of two methods for estimating measurement repeatability in morphometric studies

open access: yesEcology and Evolution, 2021
Measurement repeatability is often reported in morphometric studies as an index of the contribution of measurement error to trait measurements. However, the common method of remeasuring a mounted specimen fails to capture some components of measurement ...
Zachariah Wylde, Russell Bonduriansky
doaj   +1 more source

Mixed-precision explicit stabilized Runge-Kutta methods for single- and multi-scale differential equations [PDF]

open access: yesJournal of Computational Physics, 464, 111349 (2022), 2021
Mixed-precision algorithms combine low- and high-precision computations in order to benefit from the performance gains of reduced-precision without sacrificing accuracy. In this work, we design mixed-precision Runge-Kutta-Chebyshev (RKC) methods, where high precision is used for accuracy, and low precision for stability. Generally speaking, RKC methods
arxiv   +1 more source

Analysis of the main errors and assessment of the accuracy of industrial robots

open access: yesТехнічна інженерія, 2020
The main technical characteristics of industrial robots are considered, notably nominal load capacity, number of degrees of mobility, magnitude and speed of movement by degrees of mobility, working area, working space and service area of industrial ...
M.V. Bogdanovskyi
doaj   +1 more source

Research on the Precision Evaluation Standard for Determination of Zn in Soils

open access: yesYankuang ceshi, 2021
BACKGROUND The current technical specification, or standard method, to obtain the precision control level of a certain test item is to send the standard sample and a certain number of actual samples, with a known concentration level, to specific ...
LI Yu, TIAN Zhi-ren, JIANG Yue, XIA Xin
doaj   +1 more source

A droplet digital PCR assay for detection and quantification of Verticillium nonalfalfae and V. albo-atrum

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Verticillium nonalfalfae and V. albo-atrum are notorious pathogenic fungi that cause a destructive vascular disease called Verticillium wilt worldwide. Thus, timely and quantitative monitoring of fungal progression is highly desirable for early diagnosis
Di Wang   +6 more
doaj   +1 more source

Improving the precision matrix for precision cosmology [PDF]

open access: yes, 2015
The estimation of cosmological constraints from observations of the large scale structure of the Universe, such as the power spectrum or the correlation function, requires the knowledge of the inverse of the associated covariance matrix, namely the ...
Paz, Dante J., Sanchez, Ariel G.
core   +2 more sources

Methods of Estimation the Reliability and Increasing the Informativeness of the Laboratory Results (Analysis of the Laboratory Case of Measurement the Indicators of Thyroid Function)

open access: yesКлиническая и экспериментальная тиреоидология, 2014
The goal of the study was to demonstrate the multilevel laboratory quality management system and point at the methods of estimating the reliability and increasing the amount of information content of the laboratory results (on the example of the ...

doaj   +1 more source

Fault diagnosis approach of rolling bearing based on NA-MEMD and FRCMAC

open access: yesThe Journal of Engineering, 2018
This paper proposed a new method of fault diagnosis based on Noise Assisted Multivariate Empirical Mode Decomposition (NA-MEMD) and Fuzzy Recurrent Cerebellar Model Articulation Controller (FRCMAC) Neural Networks.
Sheng Liu, Yue Sun, Lanyong Zhang
doaj   +1 more source

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