Results 41 to 50 of about 444,657 (298)

k-visit attribute grammars

open access: yesMathematical Systems Theory, 1980
<p>An attribute grammar G is k-visit if for any derivation tree t of G it is possible to evaluate all the attributes associated with t by walking through t in such a way that no node in t is visited more than k times.</p><p>We show in this paper that any well-defined attribute grammar G is k-visit for some k.
Riis, Hanne, Skyum, Sven
openaire   +6 more sources

Ultrathin Mesoporous Metal‐Organic Framework Nanosheets

open access: yesAdvanced Materials, EarlyView.
A bottom‐up interface‐directed co‐assembly strategy enables the synthesis of ultrathin 2D mesoporous UiO‐66(Ce) nanosheets with tunable thickness and uniform mesopores. The enhanced mass transport and accessible active sites significantly improve performance, highlighting the synergistic effects of 2D morphology and mesopores in metal‐organic ...
Yingji Zhao   +12 more
wiley   +1 more source

The ModelCC Model-Driven Parser Generator

open access: yes, 2015
Syntax-directed translation tools require the specification of a language by means of a formal grammar. This grammar must conform to the specific requirements of the parser generator to be used.
Berzal, Fernando   +3 more
core   +2 more sources

Information structure and referential givenness/newness: How much belongs in the grammar?

open access: yesProceedings of the International Conference on Head-Driven Phrase Structure Grammar, 2003
This paper is concerned with such concepts as topic, focus and cognitive status of discourse referents, which have been included under the label information structure (alternatively information status), as they are related in some sense to the ...
Jeanette K. Gundel
semanticscholar   +1 more source

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Quality of schooling and inequality of opportunity in health [PDF]

open access: yes, 2011
This paper explores the role of quality of schooling as a source of inequality of opportunity in health. Substantiating earlier literature that links differences in education to health disparities, the paper uses variation in quality of schooling to ...
Jones, Andrew M   +2 more
core   +2 more sources

Loss of NR2F6 Protects from Salmonella Typhimurium Infection

open access: yesAdvanced Science, EarlyView.
Loss of nuclear receptor NR2F6 reduces tissue‐resident macrophage populations. Nr2f6‐deficient mice are protected from weight loss and bacterial load during infection with Salmonella Typhimurium. Pro‐inflammatory cytokines and iron levels are altered in infected Nr2f6‐deficient mice.
Johannes Woelk   +8 more
wiley   +1 more source

An analysis of question processing of English and Chinese for the NTCIR 5 cross-language question answering task [PDF]

open access: yes, 2005
An important element in question answering systems is the analysis and interpretation of questions. Using the NTCIR 5 Cross-Language Question Answering (CLQA) question test set we demonstrate that the accuracy of deep question analysis is dependent on ...
Guo, Yuqing   +3 more
core   +1 more source

Enhanced Media Optimize Bovine Myogenesis in 2D and 3D Models for Cultivated Meat Applications

open access: yesAdvanced Science, EarlyView.
This study uses multiomics approaches to characterize bovine myogenesis in vitro, identifying media components that enhance myogenic progenitor cell differentiation in 2D and 3D models. Notably, the enhanced conditions promoted formation of unique cell populations and contractile muscle cells expressing mature myogenic markers.
Christine L. Trautmann   +4 more
wiley   +1 more source

Active paper for active learning [PDF]

open access: yes, 1998
Recent research into distance learning and the virtual campus has focused on the use of electronic documents and computer‐based demonstrations to replace or reinforce traditional learning material.
Brown, Heather   +5 more
core   +2 more sources

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