Results 71 to 80 of about 1,675,186 (285)

Evaluating the power mean method to determine an equivalent sandgrain roughness parameter over streamwise-heterogeneous roughness

open access: yesFlow
Weighted and unweighted power mean methods are compared against the accuracy of the simple arithmetic average to estimate an equivalent sandgrain roughness parameter ( $k_{s}$ ) for streamwise-heterogeneous rough surfaces.
Vidya Vishwanathan   +2 more
doaj   +1 more source

Predicting sample size required for classification performance

open access: yesBMC Medical Informatics and Decision Making, 2012
Background Supervised learning methods need annotated data in order to generate efficient models. Annotated data, however, is a relatively scarce resource and can be expensive to obtain.
Figueroa Rosa L   +3 more
doaj   +1 more source

Weighted hesitant bipolar-valued fuzzy soft set in decision-making [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2023
In this research work, we have introduced a new notion of weighted hesitant bipolar-valued fuzzy soft set (WHBFSS) as a generalization of hesitant bipolar-valued fuzzy soft set (HBFSS), and we examine some of its fundamental properties in detail. We’ve
Ajoy Kanti Das   +2 more
doaj  

An equivalent reformulation of summability by weighted mean methods

open access: yesLinear Algebra and its Applications, 1998
A theorem of G. H. Hardy (1921) showed that a series \(\sum^\infty_0a_k\) is Cesàro (\(C,1)\) summable to a finite number \(L\) if and only if the series \(\sum^\infty_0b_n\), where \(b_n:= \sum^\infty_{k=n} a_k/(k+1)\), converges to the same value \(L\).
Móricz, Ferenc, Rhoades, Billy E.
openaire   +2 more sources

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Image Compression in Spatial Domain: Weighted C-Mean Method

open access: yesIndian Journal of Science and Technology, 2017
Objective: For reducing the data redundancy to save more hardware space and transmission bandwidth, data compression is used. Methods: For image compression, we have proposed a new method based on c-mean and absolute moment Block Truncation Coding (BTC) techniques. In this technique an image is segmented into several non-overlapping blocks.
Amitabha Chanda   +2 more
openaire   +1 more source

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

On the mean summability by Cesaro method of Fourier trigonometric series in two-weighted setting

open access: yesJournal of Inequalities and Applications, 2006
The Cesaro summability of trigonometric Fourier series is investigated in the weighted Lebesgue spaces in a two-weight case, for one and two dimensions.
Kokilashvili V, Guven A
doaj  

Optimal Parameter Extraction of PEM Fuel Cell Using a Hybrid Weighted Mean of Vectors and Nelder-Mead Simplex Method

open access: yesIEEE Access
Accurate modeling is an important aspect for a reliable design, control and optimization of proton exchange membrane (PEM) fuel cell. The mathematical model of PEM fuel cell involves a set of non-linear equations and is considered as multi-variate, multi-
Rahul Khajuria   +3 more
doaj   +1 more source

Gamma Hadron Separation using Pairwise Compactness Method with HAWC

open access: yes, 2015
The High-Altitude Water Cherenkov (HAWC) Observatory is a ground based air-shower array deployed on the slopes of Volcan Sierra Negra in the state of Puebla, Mexico.
Hampel-Arias, Zigfried   +1 more
core   +1 more source

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