Results 101 to 110 of about 2,824,860 (307)

Randomized competitive algorithms for successful and unsuccessful search

open access: yes, 1996
This paper studies the classical dictionary problem using a self-adjusting linear list. We designed and analyzed randomized, on-line algorithms for a sequence of successful and unsuccessful searches which are competitive with off-line algorithms.
Hui, LCK, Martel, CU
core   +1 more source

Randomized and quantum algorithms for solving initial-value problems in ordinary differential equations of order k [PDF]

open access: yesOpuscula Mathematica, 2008
The complexity of initial-value problems is well studied for systems of equations of first order. In this paper, we study the \(\varepsilon\)-complexity for initial-value problems for scalar equations of higher order.
Maciej Goćwin, Marek Szczęsny
doaj  

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Randomized Algorithms for Geometric Optimization Problems

open access: yes, 2000
This chapter reviews randomization algorithms developed in the last few years to solve a wide range of geometric optimization problems. We review a number of general techniques, including randomized binary search, randomized linear-programming algorithms,
Sandeep Sen, Pankaj K. Agarwal
core   +1 more source

Application of the development stages of a cluster randomized trial to a framework for evaluating complex health interventions

open access: yesBMC Health Services Research, 2002
Introduction Trials of complex health interventions often pose difficult methodologic challenges. The objective of this paper is to assess the extent to which the various development steps of a cluster randomized trial to optimize antibiotic use in ...
Loeb Mark B
doaj   +1 more source

Understanding and Mitigating the Risk of Accelerated Biological Aging in Survivors of Cancer: A Scoping Review

open access: yesAging and Cancer, EarlyView.
Cancer treatment is associated with measurable acceleration of biological aging across epigenetic, telomere, senescence, and immune biomarkers. However, biomarker validation and interventional strategies remain limited, especially in hematologic malignancies, underscoring the need for standardized multi‐omic aging assessments and adequately powered ...
Moataz Ellithi   +3 more
wiley   +1 more source

Risk of Non‐Arteritic Anterior Ischemic Optic Neuropathy in Idiopathic Intracranial Hypertension Patients Treated with GLP‐1 Receptor Agonists

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Glucagon‐like peptide‐1 receptor agonists (GLP‐1 RAs) have demonstrated significant weight‐reducing effects and may offer benefits in idiopathic intracranial hypertension (IIH); however, recent concerns about the risk of non‐arteritic anterior ischemic optic neuropathy (NAION) have emerged.
Faisal A. Al‐Harbi   +9 more
wiley   +1 more source

Regularized randomized iterative algorithms for factorized linear systems [PDF]

open access: yes, 2023
Randomized iterative algorithms for solving a factorized linear system, $\mathbf A\mathbf B\mathbf x=\mathbf b$ with $\mathbf A\in{\mathbb{R}}^{m\times \ell}$, $\mathbf B\in{\mathbb{R}}^{\ell\times n}$, and $\mathbf b\in{\mathbb{R}}^m$, have recently ...
Du, Kui
core  

A Framework for Statistical Inference via Randomized Algorithms [PDF]

open access: yes, 2023
Randomized algorithms, such as randomized sketching or projections, are a promising approach to ease the computational burden in analyzing large datasets.
Zhang, Zhixiang   +2 more
core   +1 more source

The open-closed mod-minimizer algorithm

open access: yesAlgorithms for Molecular Biology
Sampling algorithms that deterministically select a subset of $$k$$ k -mers are an important building block in bioinformatics applications. For example, they are used to index large textual collections, like DNA, and to compare sequences quickly. In such
Ragnar Groot Koerkamp   +2 more
doaj   +1 more source

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