Results 1 to 10 of about 4,125,660 (144)

Modified Mann-Kendall with higher-order statistics for trend analysis [PDF]

open access: yesScientific Reports
Trend analysis of rainfall events is important to understand changes in precipitation patterns over time, which may affect climate adaptation planning. The Mann–Kendall (MK) trend test is preferred by researchers for its robustness in handling non-normal
Yick Jing Then, Syafrina Abdul Halim
doaj   +2 more sources

A robust method for diagnosis of morphological arrhythmias based on Hermitian model of higher-order statistics [PDF]

open access: yesBioMedical Engineering OnLine, 2011
Background Electrocardiography (ECG) signal is a primary criterion for medical practitioners to diagnose heart diseases. The development of a reliable, accurate, non-invasive and robust method for arrhythmia detection could assists cardiologists in the ...
Karimifard Saeed, Ahmadian Alireza
doaj   +2 more sources

KEMAMPUAN ANALISIS PESERTA DIDIK MTs NEGERI 1 MALUKU TENGGARA DALAM MENYELESAIKAN MASALAH MATEMATIKA

open access: yesJurnal Magister Pendidikan Matematika, 2023
Analysis skills is an ability that plays an important role for students in solving a problem. Students must be able to identify an element, apply strategies and conclusions in solving problems, make decisions, arrange problem elements and determine ...
Nur Hasanah Wagola, Wilmintjie Mataheru
doaj   +1 more source

Site Characterization Index for Continuous Power Quality Monitoring Based on Higher-order Statistics

open access: yesJournal of Modern Power Systems and Clean Energy, 2022
The high penetration of distributed generation (DG) has set up a challenge for energy management and consequently for the monitoring and assessment of power quality (PQ).
Olivia Florencias-Oliveros   +5 more
doaj   +1 more source

Novel Adaptive Filtering Algorithms Based on Higher-Order Statistics and Geometric Algebra

open access: yesIEEE Access, 2020
Adaptive filtering algorithms based on higher-order statistics are proposed for multi-dimensional signal processing in geometric algebra (GA) space. In this paper, the proposed adaptive filtering algorithms utilize the advantage of GA theory in multi ...
Yinmei He   +4 more
doaj   +1 more source

Correlating Fourier phase information with real-space higher order statistics [PDF]

open access: yes, 2013
We establish for the first time heuristic correlations between harmonic space phase information and higher order statistics. Using the spherical full-sky maps of the cosmic microwave background as an example we demonstrate that known phase correlations ...
Banday, A. J.   +4 more
core   +2 more sources

Higher Order Statistics in a mmWave Propagation Environment

open access: yesIEEE Access, 2019
A thorough measurement campaign in an indoor environment at the millimeter-wave band is carried out with an aim at characterizing the short-term fading channel in terms of its higher-order statistics.
Andre Antonio Dos Anjos   +7 more
doaj   +1 more source

Higher-order Convergence Statistics for Three-dimensional Weak Gravitational Lensing [PDF]

open access: yes, 2010
Weak gravitational lensing on a cosmological scales can provide strong constraints both on the nature of dark matter and the dark energy equation of state. Most current weak lensing studies are restricted to (two-dimensional) projections, but tomographic
Alan Heavens   +81 more
core   +1 more source

STATISTICAL METHODS IN AI: RARE EVENT LEARNING USING ASSOCIATIVE RULES AND HIGHER-ORDER STATISTICS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Rare event learning has not been actively researched since lately due to the unavailability of algorithms which deal with big samples. The research addresses spatio-temporal streams from multi-resolution sensors to find actionable items from a ...
V. Iyer, S. Shetty, S. S. Iyengar
doaj   +1 more source

Closed-Form Capacity Reliability Analysis of Multiuser MIMO System in the Presence of Generalized Multipath Fading

open access: yesSensors, 2023
This research studies the problem of a joint capacity/capacity reliability analysis of the multiuser multi-input multioutput (MIMO) system functioning in the presence of generalized multipath fading.
Aleksey S. Gvozdarev   +2 more
doaj   +1 more source

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