Results 1 to 10 of about 40,242 (215)

An annotated dataset of Building Management System periodic alarms [PDF]

open access: yesData in Brief
This article presents alarm events data collected from 22 Building Management Systems (BMS) from 9 countries (mainly European) and 7 market segments (Commercial, Education, Entertainment, Government, Healthcare, Residential, Transport) over a period of 1
Mathias Verdière   +2 more
doaj   +2 more sources

Circadian Rhythm Analysis Using Wearable Device Data: Novel Penalized Machine Learning Approach

open access: yesJournal of Medical Internet Research, 2021
BackgroundWearable devices have been widely used in clinical studies to study daily activity patterns, but the analysis remains a major obstacle for researchers.
Xinyue Li   +9 more
doaj   +1 more source

Research on Economic Periodicity Based on Principal Component-Weighted Distance and Clustering Analysis [PDF]

open access: yesE3S Web of Conferences, 2020
Based on the knowledge of economics, this paper selects 22 macroeconomic indicators that best reflect the overall economic situation of the United States.
Yan Jiayi, Pu Qian, Liu Junfei
doaj   +1 more source

The multivariate analysis of variance as a powerful approach for circular data

open access: yesMovement Ecology, 2022
Background A broad range of scientific studies involve taking measurements on a circular, rather than linear, scale (often variables related to times or orientations).
Lukas Landler   +2 more
doaj   +1 more source

Temporal Change in Runoff and Its Determinants in Upper Reach of Lijiang River Basin

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Climate change and anthropogenic activities have combined to change flow in many rivers and catchments in the world. This paper analyzes the change in runoff of the Lijiang Basin in southwestern China, as well as its determinants.
LI Ziwei, TANG Xiangling, LI Liju
doaj   +1 more source

Temporal Analysis of Daily and 10 Minutes of Rainfall of Poprad Station in Eastern Slovakia

open access: yesHydrology, 2020
The aim of this paper is the application of temporal analysis of daily and 10 min of rainfall data from Poprad station, located in Eastern Slovakia. There are two types of data used in the analysis, firstly, a daily time step data, manually collected ...
Adam Repel   +4 more
doaj   +1 more source

Exploring the impacts of using Geogebra software on secondary school students’ misconceptions in trigonometric functions [PDF]

open access: yesFanāvarī-i āmūzish, 2020
Background and Objectives: Previous studies in Iran have explored the impact of using technology on improving students’ mathematical understanding. However, no study was conducted in relation to the impact of using technology on students’ mathematical ...
F. Radmehr, H. Rahimian
doaj   +1 more source

The Influence of High-Frequency Envelope Information on Low-Frequency Vowel Identification in Noise. [PDF]

open access: yesPLoS ONE, 2016
Vowel identification in noise using consonant-vowel-consonant (CVC) logatomes was used to investigate a possible interplay of speech information from different frequency regions.
Wiebke Schubotz   +3 more
doaj   +1 more source

Qualification of strategies for modernizing test frequency of safety systems at nuclear power facilities with extended time of fuel campaigns

open access: yesTrudy Odesskogo Politehničeskogo Universiteta
A risk-informed method for qualifying (substantiating) strategies for increasing the test periodicity of passive safety systems in the regimes of increasing the time of fuel campaigns of nuclear power facilities has been developed.
Володимир Іванович Скалозубов   +4 more
doaj   +5 more sources

Industrial production periodicity testing using R. A. Fisher test

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2010
The aim of this paper is to evaluate statistical significance of the business cycle periodicity types in the Czech Republic between 1996/Q1–2008/Q4. Cyclical fluctuation representing a growth business cycle is taken as the result of de-trending input ...
Jitka Poměnková, Roman Maršálek
doaj   +1 more source

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