Results 61 to 70 of about 290,995 (337)

On multiple context-free grammars

open access: yesTheoretical Computer Science, 1991
AbstractMultiple context-free grammars (mcfg's) is a subclass of generalized context-free grammars introduced by Pollard (1984) in order to describe the syntax of natural languages. The class of languages generated by mcfg's (called multiple context-free languages or, shortly, mcfl's) properly includes the class of context-free languages and is ...
Mamoru Fujii   +3 more
openaire   +2 more sources

A Multi‐Objective Molecular Generation Method Based on Pareto Algorithm and Monte Carlo Tree Search

open access: yesAdvanced Science, EarlyView.
Pareto Monte Carlo Tree Search Molecular Generation (PMMG), a molecular generation approach leveraging Monte Carlo Tree Search (MCTS) and Pareto algorithm, efficiently explores the Pareto front in high‐dimensional objective spaces for multi‐objective drug design.
Yifei Liu   +12 more
wiley   +1 more source

Knotify: An Efficient Parallel Platform for RNA Pseudoknot Prediction Using Syntactic Pattern Recognition

open access: yesMethods and Protocols, 2022
Obtaining valuable clues for noncoding RNA (ribonucleic acid) subsequences remains a significant challenge, acknowledging that most of the human genome transcribes into noncoding RNA parts related to unknown biological operations.
Christos Andrikos   +5 more
doaj   +1 more source

The Locus Coeruleus‐Periaqueductal Gray GABAergic Projection Regulates Comorbid Pain and Depression

open access: yesAdvanced Science, EarlyView.
LC‐GABA neurons exhibit elevated activity to noxious and aversive stimuli in chronic pain, and their activation alleviates pain‐ and depression‐like behaviors. While LC‐GABA neurons target LC‐NA neurons and GABA and Glu neurons in the vlPAG, they modulate the pain responses of LC‐NA neurons but regulate pain‐ and depression‐like behaviors through their
Yuan Gao   +7 more
wiley   +1 more source

A qualitative descriptive study of effective leadership and leadership development strategies used by nurse leaders in European island countries

open access: yesNursing Open, Volume 10, Issue 2, Page 1071-1082, February 2023., 2023
Abstract Aim Nurse leaders influence workplace culture; however, little is known about ethnic cultural influences on nurse leader development. This research aims to identify personal strategies promoting effective leadership by nurse leaders from European small island countries. Design Descriptive qualitative study.
Victoria Hughes   +4 more
wiley   +1 more source

Quantifying the Impact of Cathode Composite Mixing Quality on Active Mass Utilization and Reproducibility of Solid‐State Battery Cells

open access: yesAdvanced Energy Materials, EarlyView.
The origin of variations in solid‐state battery cell performance is explored and traced back mainly to the cathode composite mixing – leading to different fractions of electrochemically active mass. Machine‐mixed composites and the quantification of the electrochemically active mass enhance reproducibility and comparability.
Maximilian Kissel   +12 more
wiley   +1 more source

Technology supports in the UDL framework: Removable scaffolds or permanent new literacies?

open access: yesReading Research Quarterly, Volume 58, Issue 1, Page 44-58, January/February/March 2023., 2023
ABSTRACT Sharing multiliteracies goals of equitable access to educational success, the Universal Design for Learning (UDL) framework includes the use of contemporary technology tools, or new literacies, to customize ways to access information and processes and to construct and communicate knowledge. UDL also positions technology as a scaffold.
Sheri Vasinda, Jodi Pilgrim
wiley   +1 more source

Controlled Rewriting Using Productions and Reductions [PDF]

open access: yes, 1988
We investigate context-free grammars the rules of which can be used in a productive and in a reductive fashion, while the application of these rules is controlled by a regular language. We distinguish several modes of derivation for this kind of grammar.
Hogendorp, Jan Anne
core   +2 more sources

Efficient learning of context-free grammars from positive structural examples [PDF]

open access: yes, 1992
In this paper, we introduce a new normal form for context-free grammars, called reversible context-free grammars, for the problem of learning context-free grammars from positive-only examples.
Sakakibara, Yasubumi
core   +1 more source

iPRISM: Intelligent Predicting Response to Cancer Immunotherapy through Systematic Modeling

open access: yesAdvanced Intelligent Systems, EarlyView.
The Intelligent Predicting Response to cancer Immunotherapy through Systematic Modeling (iPRISM) model uses data from genes and immune responses to predict how well cancer patients will respond to immunotherapy. Tested on multiple cancer types, iPRISM shows higher accuracy compared to existing methods.
Yinchun Su   +7 more
wiley   +1 more source

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