Results 1 to 10 of about 12,227,892 (191)

Research on Distribution Network Security Analysis Based on K(N-1+k) Criterion and Rank Preference Optimal Ordering

open access: yesJournal of Applied Mathematics, 2014
The objective of security analysis is to find the weak link of distribution network. The K(N-1+k) criterion based on the characteristics of distribution network was proposed for distribution network security analysis. According to the K(N-1+k) criterion,
Wang Zengping   +3 more
doaj   +1 more source

Airborne Laser Scanning for the Site Type Identification of Mature Boreal Forest Stands

open access: yesRemote Sensing, 2011
In Finland, forest site types are used to assess the need of silvicultural operations and the growth potential of the forests and, therefore, provide important inventory information.
Kalle Eerikäinen   +4 more
doaj   +1 more source

Study on the applicability of two numerical models for simulation of infrared turbulent spouted bed

open access: yesShipin yu jixie, 2023
Objective: This study aimed to obtain suitable turbulence model for simulation infrared combined spouted bed numerical valued. Methods: Two equation models (SST k-ε and Realizable k-ε) were used for numerical simulation to obtain the performance ...
HOU Zhi-yun   +4 more
doaj   +1 more source

On the symmetric and skew-symmetric K-distributions

open access: yes, 2021
We propose a family of four-parameter distributions that contain the K-distribution as special case. The family is derived as a mixture distribution that uses the three-parameter reflected Gamma distribution as parental and the two-parameter Gamma distribution as prior.
Trevlakis, Stylianos E.   +2 more
openaire   +2 more sources

On Generalized Upper(k)Record Values From Weibull Distribution

open access: yesStatistica, 2015
In this paper we study the generalized upper(k)record values arising from Weibull distribution. Expressions for the moments and product moments of those generalized upper(k)record values  are derived.
Jerin Paul, Poruthiyudian Yageen Thomas
doaj   +1 more source

JNAM: a new detector proposed for marine radars

open access: yesInternational Journal of Information and Communication Technology Research, 2015
The proposed detector in this paper was obtained from a combination of adaptive and clutter-map detectors. Detection power of detectors has been studied in homogeneous and non-homogeneous environment (presence of interference targets) through MATLAB ...
Ali Naseri, Jahan Jamshidi
doaj  

From hidden to visual K deficiency in plants: Integration of subcellular K+ distribution and photosynthetic performance

open access: yesCrop and Environment
The earliest occurrence of chlorosis at the tips of the oldest leaves is widely recognized as a reliable indicator for diagnosing potassium (K) deficiency and determining the need for K fertilizer.
Hehe Gu, Zhifeng Lu, Tao Ren, Jianwei Lu
doaj   +1 more source

Amplitude Suppression of Nongaussian Sea Clutter in a Coherent Bandpass Path of the Receiver

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2016
The method of non-linear amplitude suppression of radar clutter from a sea surface in the coherent band path of the receiver is considered. The model of the most adequate nongaussian radar clutter from the rough sea surface which envelope is based on K ...
E. A. Milashchenko, A. A. Yazovsky
doaj  

Fault Prediction and Classification in Power Distribution Transformer Using Machine Learning

open access: yesSukkur IBA Journal of Emerging Technologies
This article used Random forest (RF) classifier, decision tree (DT) classifier, K-nearest neighbors (KNN) classifiers, extra tree (ET) classifier and extreme gradient boosting (XGB) classifier for fault prediction and classification in power ...
Zawar Ahmed Khan   +4 more
doaj   +1 more source

Amplitude suppression of nongaussian sea clutter in a noncoherent bandpass path of the receiver

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2016
The method of non-linear amplitude suppression of radar clutter from a sea surface in a noncoherent band path of the receiver is considered. The model of the most adequate nongaussian a radar clutter from the rough sea surface which envelope is based on ...
E. A. Milashchenko, A. A. Yazovsky
doaj  

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