English
Related papers

Related papers: Rotational Crofton formulae for Minkowski tensors …

200 papers

In this paper, we obtain new results related to Minkowski fractional integral inequality using generalized k-fractional integral operator which is in terms of the Gauss hypergeometric function.

Classical Analysis and ODEs · Mathematics 2017-02-20 Vaijanath L. Chinchane

We obtain a Principal Kinematic Formula and a Crofton Formula for surface area measures of convex bodies, both involving linear operators on the vector space of signed measures on the unit sphere $S^{d-1}$. These formulas are related to a…

Metric Geometry · Mathematics 2015-07-14 Paul Goodey , Daniel Hug , Wolfgang Weil

Superrotations arise from singular vector fields on the celestial sphere in asymptotically flat space, and their finite integrated versions have been argued by Strominger and Zhiboedov to insert cosmic strings into the spacetime. In this…

High Energy Physics - Theory · Physics 2020-04-08 Eugene Adjei , William Donnelly , Victor Py , Antony J. Speranza

The Minkowski tensors (MTs) can be used to probe anisotropic signals in a field, and are well suited for measuring the redshift space distortion (RSD) signal in large scale structure catalogs. We consider how the linear RSD signal can be…

Cosmology and Nongalactic Astrophysics · Physics 2023-01-25 Stephen Appleby , Joby P. Kochappan , Pravabati Chingangbam , Changbom Park

Given a positive function F on Sn which satisfies a convexity condition, we introduce the r-th anisotropic mean curvature Mr for hypersurfaces in Rn+1 which is a generalization of the usual r-th mean curvature Hr. We get integral formulas…

Differential Geometry · Mathematics 2007-05-23 Yijun He , Haizhong Li

In this paper we consider the general structure of irreducible tensor representations of the Poincare group of arbitrary dimension with multiple sets of Lorentz indices and different ways to construct them from basic elements (Lorentz…

High Energy Physics - Phenomenology · Physics 2025-09-30 Roman Ryutin

This paper continues the study of a class of compact convex hypersurfaces in Euclidean space $R^{n+1}, ~n \geq 1$, which are boundaries of compact convex bodies obtained by taking the intersection of (solid) confocal paraboloids of…

Differential Geometry · Mathematics 2007-05-23 Vladimir Oliker

It has been shown that local algorithms based on grey-scale images sometimes lead to asymptotically unbiased estimators for surface area and integrated mean curvature. This paper extends the results to estimators for Minkowski tensors. In…

Statistics Theory · Mathematics 2016-02-24 Anne Marie Svane

Integration over connection type variables in the path integral for the discrete form of the first order formulation of general relativity theory is studied. The result (a generalized function of the rest of variables of the type of tetrad…

Mathematical Physics · Physics 2015-03-17 V. M. Khatsymovsky

For self-similar fractals, the Minkowski content and fractal curvature have been introduced as a suitable limit of the geometric characteristics of its parallel sets, i.e., of uniformly thin coatings of the fractal. For some self-conformal…

Metric Geometry · Mathematics 2015-03-13 Tilman Johannes Bohl

For material modeling of microstructured media, an accurate characterization of the underlying microstructure is indispensable. Mathematically speaking, the overall goal of microstructure characterization is to find simple functionals which…

Computational Engineering, Finance, and Science · Computer Science 2020-07-31 Felix Ernesti , Matti Schneider , Steffen Winter , Daniel Hug , Günter Last , Thomas Böhlke

The hadronic tensor is the central non-perturbative object in the calculation of the cross section of lepton-hadron interactions like neutrino-nucleon scattering. It is usually parameterized in terms of structure functions, which encode all…

High Energy Physics - Lattice · Physics 2026-02-27 Christian Zimmermann , Terrence Draper , Jian Liang , Keh-Fei Liu , Raza Sabbir Sufian , Bigeng Wang

A convolution representation of continuous translation invariant and SO(n) equivariant Minkowski valuations is established. This is based on a new classification of translation invariant generalized spherical valuations. As applications,…

Metric Geometry · Mathematics 2015-07-21 Franz E. Schuster , Thomas Wannerer

The Minkowski tensors are valuations on the space of convex bodies in ${\mathbb R}^n$ with values in a space of symmetric tensors, having additional covariance and continuity properties. They are extensions of the intrinsic volumes, and as…

Metric Geometry · Mathematics 2016-05-04 Daniel Hug , Rolf Schneider

Smooth deformations of a Minkowski type metric in a four-dimensional space-time manifold are considered. Deformations of the basic spin-tensorial fields associated with this metric are calculated and their application to calculating the…

Differential Geometry · Mathematics 2007-09-11 Ruslan Sharipov

The tensorial curvature measures are tensor-valued generalizations of the curvature measures of convex bodies. On convex polytopes, there exist further generalizations some of which also have continuous extensions to arbitrary convex…

Metric Geometry · Mathematics 2017-03-22 Daniel Hug , Jan A. Weis

We give a new proof of the generalized Minkowski identities relating the higher degree mean curvatures of orientable closed hypersurfaces immersed in a given constant sectional curvature manifold. Our methods rely on a fundamental…

Differential Geometry · Mathematics 2021-09-06 R. Albuquerque

We pursue a novel morphometric analysis to detect sources in very-high-energy gamma-ray counts maps by structural deviations from the background noise. Because the Minkowski functionals from integral geometry quantify the shape of the…

Instrumentation and Methods for Astrophysics · Physics 2017-10-11 Michael A. Klatt , Klaus Mecke

One of the easiest and common ways of generating fractal sets in ${\mathbb R}^D$ is as attractors of affine iterated function systems (IFS). The classic theory of IFS's requires that they are made with contractive functions. In this paper,…

Dynamical Systems · Mathematics 2018-08-17 Yann Demichel

A solution of Hilberts fourth problem lead to integral equation of the type generalized cosine transform. The present paper considers the solution that integral equation by integral geometry methods and propose an inversion formula for…

Metric Geometry · Mathematics 2011-03-22 Rafik Aramyan