Results 51 to 60 of about 3,269,321 (296)

Functional Dependencies in Horn Theories [PDF]

open access: yes, 1998
This paper studies functional dependencies in Horn theories, both when the theory is represented by its clausal form and when it is defined as the Horn envelope of a set of models.
Toshihide Ibaraki   +5 more
core   +1 more source

Analysis of Typed Inclusion Dependencies with Null Values

open access: yesМоделирование и анализ информационных систем, 2017
Null values have become an urgent problem since the creation of the relational data model. The impact of the uncertainty affects all types of dependencies used in the design and operation of the database.
Vladimir S. Zykin, Sergey V. Zykin
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Proceedings of the Second Workshop on Universal Dependencies (UDW 2018) [PDF]

open access: yes, 2022
We evaluate two cross-lingual techniques for adding enhanced dependencies to existing treebanks in Universal Dependencies. We apply a rule-based system developed for English and a data-driven system trained on Finnish to Swedish and Italian.
Sebastian Schuster   +6 more
core  

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

A Uniform Dependency Language for Improving Data Quality [PDF]

open access: yes, 2011
A variety of dependency formalisms have been studied for improving data quality. To treat these dependencies in a uniform framework, we propose a simple language, Quality Improving Dependencies (QIDs).
Fan, Wenfei; id_orcid, Geerts, Floris
core  

Improving the accuracy of macroeconomic time series forecast by incorporating functional dependencies between them

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2018
A parametric approach to forecasting vectors of macroeconomic indicators, which incorporates functional dependencies between them, has been considered in this paper.
N.A. Moiseev
doaj  

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Parametrical identification of the mathematical model in the form of fraction-rational dependencies on the basis of difference equations

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2012
The numerical method of parametrical identification of the mathematical model in the form of fraction-rational functional dependencies is considered.
Vladimir E Zoteev, Mariya A Romanyuk
doaj   +3 more sources

MONITORING OF THE FINANCIAL CONDITION OF THE COMPANY

open access: yesМодернизация, инновация, развитие, 2016
Topic: nowadays, many companies are on the market of high competition and are in need of new methods of needs assessment in the market in their products.
V. E. Gladkova, V. V. Zharikov
doaj  

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