Results 91 to 100 of about 1,117,756 (300)

An Extragradient Method for Mixed Equilibrium Problems and Fixed Point Problems

open access: yesFixed Point Theory and Applications, 2009
The purpose of this paper is to investigate the problem of approximating a common element of the set of fixed points of a demicontractive mapping and the set of solutions of a mixed equilibrium problem.
Liou Yeong-Cheng   +2 more
doaj  

Non-uniform wordlength delay lines for FIR filters

open access: yes, 2009
When FIR filters are designed floating point arithmetic is generally used. However when implemented on hardware such as ASICs, fixed point arithmetic must be used to minimise cost and power requirements.
Bolton, G., Stewart, R.W.
core  

Furi–Pera fixed point theorems in Banach algebras with applications [PDF]

open access: yes, 2008
summary:In this work, we establish new Furi–Pera type fixed point theorems for the sum and the product of abstract nonlinear operators in Banach algebras; one of the operators is completely continuous and the other one is ${\mathcal D}$-Lipchitzian.
Hammache, Karima, Djebali, Smaïl
core  

An accurate method for the PV Model identification based on a genetic algorithm and the interior-point method

open access: yes, 2014
Due to the PV module simulation requirements as well as recent applications of model-based controllers, the accurate photovoltaic (PV) model identification method is becoming essential to reduce the PV power losses effectively.
Alireza Maheri (16272944)   +5 more
core   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

An extragradient-like approximation method for variational inequalities and fixed point problems

open access: yesFixed Point Theory and Applications, 2011
The purpose of this paper is to investigate the problem of finding a common element of the set of fixed points of an asymptotically strict pseudocontractive mapping in the intermediate sense and the set of solutions of a variational inequality problem ...
Wong Ngai-Ching   +3 more
doaj  

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

The isolation of nucleic acids from fixed, paraffin-embedded tissues-which methods are useful when?

open access: yes, 2007
Museums and pathology collections around the world represent an archive of genetic material to study populations and diseases. For preservation purposes, a large portion of these collections has been fixed in formalin-containing solutions, a treatment ...
Haselkorn, Tamara   +35 more
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Shrinking projection method for proximal split feasibility and fixed point problems

open access: yesResults in Nonlinear Analysis, 2019
In this paper, we consider and study proximal split feasibility and fixed point problem. For solving the problems, we introduce an iterative algorithm with shrinking projection technique. It is proven that the sequence generated by the proposed iterative
Jinzuo Chen
doaj  

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