Results 41 to 50 of about 2,011,966 (289)

Linearization and connection coefficients for hypergeometric-type polynomials

open access: yes, 1998
We consider the problem of finding closed analytical formulas for both the linearization and connection coefficients for hypergeometric-type polynomials, directly in terms of the corresponding differential equations. We illustrate the method by producing
Dehesa, J.S.   +3 more
core   +1 more source

Unique circulating miRNAome signatures captured with distinct molecular states in Lynch syndrome and sporadic colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Circulating microRNA profiles distinguish nonmalignant Lynch syndrome from cancer‐associated Lynch syndrome, sporadic colorectal cancer, and healthy controls. Age‐stratified analysis reveals disease‐specific regulatory states, and a six‐miRNA panel shows concordant separation in an independent colorectal tissue cohort.
Ramadhani Salum Chambuso   +5 more
wiley   +1 more source

A New Wavelet Method for Solving a Class of Nonlinear Volterra-Fredholm Integral Equations

open access: yesAbstract and Applied Analysis, 2014
A new approach, Coiflet-type wavelet Galerkin method, is proposed for numerically solving the Volterra-Fredholm integral equations. Based on the Coiflet-type wavelet approximation scheme, arbitrary nonlinear term of the unknown function in an equation ...
Xiaomin Wang
doaj   +1 more source

Neoteric formulas of the monic orthogonal Chebyshev polynomials of the sixth-kind involving moments and linearization formulas

open access: yesAdvances in Difference Equations, 2021
The principal aim of the current article is to establish new formulas of Chebyshev polynomials of the sixth-kind. Two different approaches are followed to derive new connection formulas between these polynomials and some other orthogonal polynomials. The
Waleed M. Abd-Elhameed   +1 more
doaj   +1 more source

The relationship between molecular connectivity and partition coefficients

open access: yesJournal of Pharmacy and Pharmacology, 1982
Abstract Kier & Hall (1976) demonstrated that a relationship existed between molecular connectivity and Log P (the Log of the octanol/water partition coefficient) for several classes of compounds and also for the combined classes. This work utilized a number of Log P values calculated using π values.
J C, Boyd   +2 more
openaire   +2 more sources

Arithmetic Levi-Civita connection [PDF]

open access: yes, 2019
This paper is part of a series of papers where an arithmetic analogue of classical differential geometry is being developed. In this arithmetic differential geometry functions are replaced by integer numbers, derivations are replaced by Fermat quotient ...
Buium, A.
core   +1 more source

MagmaFlow: A desktop platform for artificial intelligence‐driven expression analysis

open access: yesFEBS Open Bio, EarlyView.
MagmaFlow is a free, no‐code platform for gene expression analysis. It generates interactive volcano plots, links genes to literature, pathways, and diseases, prioritizes candidates using millions of publications, identifies affected biological processes, builds network diagrams, and exports publication‐ready figures and reports for macOS and Windows ...
Carlos E. Buss   +7 more
wiley   +1 more source

Spatial time-series modeling with R system

open access: yesLietuvos Matematikos Rinkinys, 2004
In this paper we propose modeling technique, which was applied to multivariate time series data that correspond to different spatial locations (spatial time series). ARIMA model class is considered for each location.
Laura Šaltytė, Kęstutis Dučinskas
doaj   +3 more sources

Network-Constrained Covariate Coefficient and Connection Sign Estimation [PDF]

open access: yesSSRN Electronic Journal, 2018
Often, variables are linked to each other via a network. When such a network structure is known, this knowledge can be incorporated into regularized regression settings via a network penalty term. However, when the type of interaction via the network is unknown (that is, whether connections are of an activating or a repressing type), the connection ...
Weber, Matthias   +3 more
openaire   +5 more sources

Evolution‐guided yeast complementation reveals functional differences in human PSPH variants

open access: yesFEBS Open Bio, EarlyView.
Ancient genomes can help guide which human genetic variants are tested experimentally. This study applies that idea to PSPH, a gene involved in serine biosynthesis, and uses high‐throughput yeast complementation to compare variant function. The findings reveal measurable differences among selected alleles and illustrate the value of evolution‐guided ...
Mauricio Campa‐Álvarez   +6 more
wiley   +1 more source

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