Results 111 to 120 of about 2,528,480 (312)

Some optimality principles of sentence pronunciation

open access: yes, 1998
This is a compilation of handouts from 5 classes, Fall 1994, MIT, in which the proposal is advanced that the output of syntax feeds a system that determines how syntactic units are pronounced -- for example, optional and obligatory patterns of deletion ...

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An optimization problem for some nonlinear elliptic equation

open access: yesKuwait Journal of Science, 2016
In this paper we prove existence and uniqueness of the optimal solution for anoptimization problem related to a nonlinear elliptic equation. We use the concepttangent cones to derive the optimality condition satisfied by optimal solution.
Mohsen Zivari-Rezapour
doaj  

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

An Optimality-Theoretic Analysis of Scandinavian Object Shift and Remnant VP-Topicalisation

open access: yes, 2006
Holmberg (1997, 1999) assumes that Holmberg's generalisation (HG) is derivational, prohibiting Object Shift (OS) across an intervening non-adverbial element at any point in the derivation.

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Convergence of Peaceman-Rachford splitting method with Bregman distance for three-block nonconvex nonseparable optimization

open access: yesDemonstratio Mathematica
It is of strong theoretical significance and application prospects to explore three-block nonconvex optimization with nonseparable structure, which are often modeled for many problems in machine learning, statistics, and image and signal processing.
Zhao Ying, Lan Heng-you, Xu Hai-yang
doaj   +1 more source

Optimality Condition and Wolfe Duality for Invex Interval-Valued Nonlinear Programming Problems

open access: yesJournal of Applied Mathematics, 2013
The concepts of preinvex and invex are extended to the interval-valued functions. Under the assumption of invexity, the Karush-Kuhn-Tucker optimality sufficient and necessary conditions for interval-valued nonlinear programming problems are derived ...
Jianke Zhang
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Derivational Phonology and Optimality Phonology: Formal Comparison and Synthesis

open access: yes, 2003
This thesis conducts a formal comparison of Optimality Theoretic phonology with its predecessor, Rule-based Derivational phonology. This is done in three studies comparing (i) rule operations and Faithfulness constraint violations, (ii) serial rule ...
Norton, Russell James
core   +1 more source

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

Optimality Theory and Minimalism: A Possible Convergence?

open access: yes, 2006
This issue of Linguistics in Potsdam contains a number of papers that grew out of the workshop Descriptive and Empirical Adequacy in Linguistics held in Berlin on December 17-19 December, 2005.

core  

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