Results 11 to 20 of about 1,143 (82)

Using Compact Coevolutionary Algorithm for Matching Biomedical Ontologies. [PDF]

open access: yesComput Intell Neurosci, 2018
Over the recent years, ontologies are widely used in various domains such as medical records annotation, medical knowledge representation and sharing, clinical guideline management, and medical decision‐making. To implement the cooperation between intelligent applications based on biomedical ontologies, it is crucial to establish correspondences ...
Xue X, Chen J, Chen J, Chen D.
europepmc   +2 more sources

B1 mapping using an EPI‐based double angle approach: A practical guide for correcting slice profile and B0 distortion effects

open access: yesMagnetic Resonance in Medicine, Volume 90, Issue 1, Page 103-116, July 2023., 2023
Purpose Aim of this study was to develop a reliable B1 mapping method for brain imaging based on vendor MR sequences available on clinical scanners. Correction procedures for B0 distortions and slice profile imperfections are proposed, together with a phantom experiment for deriving the approximate time‐bandwidth‐product (TBP) of the excitation pulse ...
Ulrike Nöth   +2 more
wiley   +1 more source

Tailoring circulation type classification outcomes

open access: yesInternational Journal of Climatology, Volume 41, Issue 14, Page 6145-6161, 30 November 2021., 2021
There is generally low consistency between the outcomes of different circulation type classification (CTC) methods. This study explores the ways of increasing consistency between existing methods and at the same time obtaining physically meaningful and practically useful results.
Felicitas Hansen, Danijel Belušić
wiley   +1 more source

A proof of anomalous invasion speeds in a system of coupled Fisher-KPP equations [PDF]

open access: yes, 2014
This article is concerned with the rigorous validation of anomalous spreading speeds in a system of coupled Fisher-KPP equations of cooperative type. Anomalous spreading refers to a scenario wherein the coupling of two equations leads to faster spreading
Holzer, Matt
core   +2 more sources

The Conformal Mode in 2D Simplicial Gravity [PDF]

open access: yes, 1999
We verify that summing 2D DT geometries correctly reproduces the Polyakov action for the conformal mode, including all ghost contributions, at large volumes.
Antoniadis   +4 more
core   +3 more sources

Dividing the Ontology Alignment Task with Semantic Embeddings and Logic-based Modules [PDF]

open access: yes, 2020
Large ontologies still pose serious challenges to state-of-the-art ontology alignment systems. In this paper we present an approach that combines a neural embedding model and logic-based modules to accurately divide an input ontology matching task into ...
Agibetov, A.   +4 more
core   +2 more sources

Using NSGA‐III for optimising biomedical ontology alignment

open access: yesCAAI Transactions on Intelligence Technology, Volume 4, Issue 3, Page 135-141, September 2019., 2019
To support semantic inter‐operability between the biomedical information systems, it is necessary to determine the correspondences between the heterogeneous biomedical concepts, which is commonly known as biomedical ontology matching. Biomedical concepts are usually complex and ambiguous, which makes matching biomedical ontologies a challenge.
Xingsi Xue, Jiawei Lu, Junfeng Chen
wiley   +1 more source

Bosonic Spectral Action Induced from Anomaly Cancelation [PDF]

open access: yes, 2010
We show how (a slight modification of) the noncommutative geometry bosonic spectral action can be obtained by the cancelation of the scale anomaly of the fermionic action.
Andrianov, A. A., Lizzi, Fedele
core   +2 more sources

Symmetry-Enriched Quantum Spin Liquids in $(3+1)d$ [PDF]

open access: yes, 2020
We use the intrinsic one-form and two-form global symmetries of (3+1)$d$ bosonic field theories to classify quantum phases enriched by ordinary ($0$-form) global symmetry.
Hsin, Po-Shen, Turzillo, Alex
core   +2 more sources

Spectral Action from Anomalies [PDF]

open access: yes, 2010
Starting from a theory of fermions moving in a fixed gauge and gravitational background we implement the scale invariance of the theory. Upon quantization the theory is anomalous but the anomaly can be cancelled by the addition of another term to the ...
Andrianov, A. A.   +2 more
core   +1 more source

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