Results 101 to 110 of about 4,696,479 (281)

Metaverse and Artificial Intelligence as Web 4.0: The Next Generation of the Internet

open access: yesSystems Research and Behavioral Science, EarlyView.
ABSTRACT This study utilizes systems thinking to explore and entwine an evolving metaverse scholarship to a relatively underexplored phenomenon of Web 4.0. We adopt a soft systems thinking framework to guide the interpretation of complex and evolving metaverse scholarship, using bibliometric mapping of 5587 publications sourced from Scopus.
Anton Klarin   +3 more
wiley   +1 more source

POSITIVITY OF RICCI CURVATURE UNDER THE KÄHLER–RICCI FLOW [PDF]

open access: yesCommunications in Contemporary Mathematics, 2006
In each complex dimension n ≥ 2, we construct complete Kähler manifolds of bounded curvature and non-negative Ricci curvature whose Kähler–Ricci evolutions immediately acquire Ricci curvature of mixed sign.
openaire   +2 more sources

Ricci Flow and the Poincaré Conjecture [PDF]

open access: yesThe Mathematical Intelligencer, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Gadgil, Siddhartha, Seshadri, Harish
openaire   +1 more source

Common Practice of Percutaneous Drainage in Necrotising Pancreatitis—A Multicentre Retrospective Study (DRACULA)

open access: yesUnited European Gastroenterology Journal, EarlyView.
ABSTRACT Background and Aims Acute necrotising pancreatitis carries high mortality, especially if infected necrosis occurs. While percutaneous drainage may be required when internal drainage is not feasible, reliable guidelines for managing percutaneous drains are lacking.
Marlies Vornhülz   +56 more
wiley   +1 more source

Policy Evaluation for Climate Mitigations in the European Agricultural Sector—A Comparison of Policy Options at Micro and Macro Level

open access: yesAustralian Journal of Agricultural and Resource Economics, EarlyView.
ABSTRACT The purpose of this paper is to discuss the micro‐ and macro‐outcomes for the standard neoclassical carbon tax (whose burden falls on the producers) versus the implication of a budget neutral, performance‐based EU Common Agricultural Policy (CAP) focusing on non‐CO2 emission (N2O and CH4, measured in CO2eq) reduction, especially in the ...
John Helming   +4 more
wiley   +1 more source

Deformation classes in generalized Kähler geometry

open access: yesComplex Manifolds, 2020
We describe natural deformation classes of generalized Kähler structures using the Courant symmetry group, which determine natural extensions of the notions of Kähler class and Kähler cone to generalized Kähler geometry.
Gibson Matthew, Streets Jeffrey
doaj   +1 more source

On Wilking’s criterion for the Ricci flow [PDF]

open access: yesMathematische Zeitschrift, 2012
11 Pages.
Gururaja, H. A.   +2 more
openaire   +3 more sources

A complex network perspective on brain disease

open access: yesBiological Reviews, EarlyView.
ABSTRACT If brain anatomy and dynamics have a complex network structure as it has become standard to posit, it is reasonable to assume that such a structure should play a key role not only in brain function but also in brain dysfunction. However, exactly how network structure is implicated in brain damage and whether at least some pathologies can be ...
David Papo, Javier M. Buldú
wiley   +1 more source

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