Results 31 to 40 of about 8,805 (137)

Aggregation and the Structure of Value

open access: yesNoûs, EarlyView.
ABSTRACT Roughly, the view I call “Additivism” sums up value across time and people. Given some standard assumptions, I show that Additivism follows from two principles. The first says that how lives align in time cannot, in itself, matter. The second says, roughly, that a world cannot be better unless it is better within some period or another.
Weng Kin San
wiley   +1 more source

Normal Cones and Thompson Metric

open access: yes, 2013
The aim of this paper is to study the basic properties of the Thompson metric $d_T$ in the general case of a real linear space $X$ ordered by a cone $K$.
A.C. Thompson   +35 more
core   +1 more source

Pole‐To‐Pole 3D Radial Trajectory Designs Improve Image Quality and Quantitative Parametric Mapping in the Brain and Heart

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 5, Page 2627-2643, May 2026.
ABSTRACT Purpose To design 3D radial spiral phyllotaxis trajectories aimed at removing phase inconsistencies, improving image quality, and enhancing parametric mapping accuracy by acquiring nearly opposing spokes starting from both hemispheres in 3D radial k‐space. Methods Two 3D radial trajectories, pole‐to‐pole and continuous spiral phyllotaxis, were
Eva S. Peper   +12 more
wiley   +1 more source

Risk Times in Mission‐Oriented Systems

open access: yesQuality and Reliability Engineering International, Volume 42, Issue 3, Page 1380-1398, April 2026.
ABSTRACT This article assesses risk times in mission‐oriented systems with high safety standards. We examine critical times under two safety policies. The first requires that the system's reliability function, known the first failure of the components, must exceed a reliability level throughout the mission.
Antonio Arriaza   +2 more
wiley   +1 more source

A notion of geometric complexity and its application to topological rigidity

open access: yes, 2010
We introduce a geometric invariant, called finite decomposition complexity (FDC), to study topological rigidity of manifolds. We prove for instance that if the fundamental group of a compact aspherical manifold M has FDC, and if N is homotopy equivalent ...
Guentner, Erik   +2 more
core   +2 more sources

Patterning the Void: Combining L‐Systems with Archimedean Tessellations as a Perspective for Tissue Engineering Scaffolds

open access: yesAdvanced Functional Materials, Volume 36, Issue 23, 19 March 2026.
This study introduces a novel multi‐scale scaffold design using L‐fractals arranged in Archimedean tessellations for tissue regeneration. Despite similar porosity, tiles display vastly different tensile responses (1–100 MPa) and deformation modes. In vitro experiments with hMSCs show geometry‐dependent growth and activity. Over 55 000 tile combinations
Maria Kalogeropoulou   +4 more
wiley   +1 more source

Big Line Bundles over Arithmetic Varieties

open access: yes, 2012
We prove a Hilbert-Samuel type result of arithmetic big line bundles in Arakelov geometry, which is an analogue of a classical theorem of Siu. An application of this result gives equidistribution of small points over algebraic dynamical systems ...
A. Abbes   +35 more
core   +1 more source

Joint distribution of Hecke eigenforms on H3$ \mathbb {H}^3$

open access: yesMathematische Nachrichten, Volume 299, Issue 3, Page 661-674, March 2026.
Abstract We prove a joint value equidistribution statement for Hecke–Maaß cusp forms on the hyperbolic three‐space H3$\mathbb {H}^3$. This supports the conjectural statistical independence of orthogonal cusp forms.
Didier Lesesvre   +2 more
wiley   +1 more source

Non-Archimedean valued quasi-invariant descending at infinity measures

open access: yes, 2004
The article is devoted to the investigation of particular classes of quasi-invariant descending at infinity measures on linear spaces over non-Archimedean fields such that measures are with values in non-Archimedean fields also.
Ludkovsky, S. V.
core   +4 more sources

An Exploration of Motion‐Sampling Interactions in 3D MRI for Neuroimaging

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 3, Page 1448-1461, March 2026.
ABSTRACT Purpose To investigate how rigid head motion interacts with 3D MRI k‐space sampling strategies and to introduce motion‐sampling plots as a framework for predicting motion artifacts. Methods We evaluated a range of motion‐sampling combinations across three sampling trajectories (Cartesian, stack‐of‐stars, kooshball) in both simulation and in ...
Sophie Schauman   +5 more
wiley   +1 more source

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