Results 11 to 20 of about 312,203 (170)

Predicting the microbiologically induced concrete corrosion in sewer based on XGBoost algorithm

open access: yesCase Studies in Construction Materials, 2022
Microbiologically induced concrete corrosion (MICC) is a major reason for sewer pipe replacement and rehabilitation. Predicting the depth of concrete corrosion can help make better decisions on the inspection and rehabilitation of pipes.
Yajian Wang   +5 more
doaj   +1 more source

Economic aspects of the LTPD single sampling inspection plans

open access: yesAgricultural Economics (AGRICECON), 2015
The paper deals with the LTPD (Lot Tolerance Percent Defective) single sampling plans when the remainder of rejected lots is inspected. There are considered two types of the LTPD plans - for inspection by variables and for inspection by variables and ...
Jindřich KLŮFA
doaj   +1 more source

Implementasi Data Mining untuk Deteksi Penyakit Ginjal Kronis (PGK) menggunakan K-Nearest Neighbor (KNN) dengan Backward Elimination

open access: yesJurnal Teknologi Informasi dan Ilmu Komputer, 2020
Penyakit ginjal kronis (PGK) merupakan masalah kesehatan publik di seluruh dunia dengan insiden yang terus meningkat. Berdasarkan sumber dari BPJS Kesehatan, perawatan PGK merupakan ranking kedua pembiayaan terbesar setelah penyakit jantung. Pendeteksian
Ikhsan Wisnuadji Gamadarenda   +1 more
doaj   +1 more source

Economic efficiency of the AOQL single sampling plans for the inspection by variables

open access: yesAgricultural Economics (AGRICECON), 2016
The paper refers to the AOQL (Average Outgoing Quality Limit) single sampling plans when the remainder of the rejected lots is inspected. These rectifying AOQL plans for inspection by variables were created by the author of this paper and published in ...
Jindrich Klufa
doaj   +1 more source

Preliminary Study for Inspecting Moisture Content, Dry Matter Content, and Firmness Parameters of Two Date Cultivars Using an NIR Hyperspectral Imaging System

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
The assessment and assurance of the quality attributes of dates is a key factor in increasing the competitiveness and consumer acceptance of this fruit.
Ayman Ibrahim   +6 more
doaj   +1 more source

Large-Scale Detection of Non-Technical Losses in Imbalanced Data Sets [PDF]

open access: yes, 2016
Non-technical losses (NTL) such as electricity theft cause significant harm to our economies, as in some countries they may range up to 40% of the total electricity distributed. Detecting NTLs requires costly on-site inspections.
Bettinger, Franck   +6 more
core   +2 more sources

A Discrete Partially Observable Markov Decision Process Model for the Maintenance Optimization of Oil and Gas Pipelines

open access: yesAlgorithms, 2023
Corrosion is one of the major causes of failure in pipelines for transporting oil and gas products. To mitigate the impact of this problem, organizations perform different maintenance operations, including detecting corrosion, determining corrosion ...
Ezra Wari, Weihang Zhu, Gino Lim
doaj   +1 more source

The Binarisation and Monitoring of Stochastic Processes in Quality Management

open access: yesZeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, 2018
The article examines problems that can be encountered in the monitoring and evaluation of quality control processes. Two types of product/process qualification are distinguished in quality control procedures: quality control/inspection by attributes and ...
Michał Major
doaj   +1 more source

Searching for the Kuhnian moment : the Black-Scholes-Merton formula and the evolution of modern finance theory [PDF]

open access: yes, 2007
The Black-Scholes-Merton formula has been put to widespread use by options traders because it provides a means of calculating the theoretically 'correct' price of stock options.
Anderson R. J.   +22 more
core   +1 more source

Examining Parameter Invariance in a General Diagnostic Classification Model

open access: yesFrontiers in Psychology, 2020
The present study aimed at investigating invariance of a diagnostic classification model (DCM) for reading comprehension across gender. In contrast to models with continuous traits, diagnostic classification models inform mastery of a finite set of ...
Hamdollah Ravand   +2 more
doaj   +1 more source

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