Results 51 to 60 of about 34,688 (214)
Using L2 Properties in Native Grammars: What Constitutes Evidence for Representational Change?
A major question in L1 attrition research is whether cross-linguistic influence from a speaker’s second language onto their first constitutes only a temporary, superficial effect or whether it can also lead to a structural change, often discussed as a ...
Liz Smeets
doaj +1 more source
Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee +7 more
wiley +1 more source
Some Convergence Results for Probabilistic Tabu Search [PDF]
During recent years, much work has gone into the exploration of general fundamental principles underlying local search strategies for combinatorial optimization. Many of these strategies can be subsumed under the general framework of Tabu Search, which introduces mechanisms of guidance and control based on flexible memory processes, broadening the ...
Faigle, U., Kern, Walter
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Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley +1 more source
CORRECTING ACCOUNTING RESULTS OF TENSIONS USING FEM BY HSS METHOD
The usage of the Hot Spot Stress (HSS) method by means of linear surface extrapolation (LSE) approach was analyzed for the correction of results of the Finite-Element Method (FEM) in case of singularity of stresses.
D. O. Bannikov, A. E. Huslista
doaj
Modelling stem cell differentiation related processes—A practical overview for biologists
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar +4 more
wiley +1 more source
Convergence results on greedy algorithms for high-dimensional eigenvalue problems*
In this paper, we present two greedy algorithms for the computation of the lowest eigenvalue (and an associated eigenvector) of a high-dimensional eigenvalue problem, which have been introduced and analyzed recently in a joint work ...
Ehrlacher Virginie
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Design and analysis strategies for robust microbiome ageing research
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik +5 more
wiley +1 more source
Two convergence results for continuous descent methods
We consider continuous descent methods for the minimization of convex functionals defined on general Banach space. We establish two convergence results for methods which are generated by regular vector fields.
Simeon Reich, Alexander J. Zaslavski
doaj
A Convergence Result in Nodal Spline Interpolation
The main purpose of this paper is to establish a Jackson-type estimate, as well as the resulting sufficient conditions of uniform convergence, for the nodal spline interpolant considered by the author and \textit{G. H. Rohwer} in ``Progress in Approximation Theory'', San Diego, Cal. (P. Nevai and A. Pinkus Eds.), 201-211 (1991) and in J. Comput.
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