نتایج جستجو برای: polar map

تعداد نتایج: 238904  

2008
Christian Pauly

The moduli space M0 of semi-stable rank 2 vector bundles with fixed trivial determinant over a non-hyperelliptic curve C of genus 3 is isomorphic to a quartic hypersurface in P7 (Coble’s quartic). We show that M0 is self-dual and that its polar map associates to a stable bundle E ∈ M0 a bundle F which is characterized by dimH 0(C,E ⊗F ) = 4. The projective space PH0(C,E ⊗ F ) is equipped with a...

1998
Masaru Tanaka Kazuhiro Hotta Taketoshi Mishima Takio Kurita

We present a method to narrow down the search space for scale-invariant human face detection, which uses Dynamic Attention Map implemented by Ising dynamics. Combining the proposed method and the scale-invariant face detection method which is based on both Higher-Order Local Autocorrelation (HLAC) features of Log-Polar image and Linear Discriminant Analysis for \face" and \not face" classiicati...

1998
Jin Luo Karsten Schlüns

This paper presents a new approach to integrate the gradient field to the relative depth or height map from multiple view directions in polar coordinates. Traditional integration techniques are based on cartesian coordinates. In this approach, the surface normals are calculated by photometric stereo method. The object is illuminated by three light sources and rotated on a controlled turntable. ...

2017
Monika Czaja Zbigniew Wygoda Agata Duszańska Dominik Szczerba Jan Głowacki Mariusz Gąsior Jarosław P. Wasilewski

This article discusses the protocol for myocardial perfusion scintigraphy performed with single-photon emission computed tomography (SPECT). Indications for SPECT are listed with consideration given to the results of the increasingly more common angio-CT examinations of the coronary arteries (multislice computed tomography). The paper also presents basic information about interpreting the resul...

M. Adabitabar firozja, M. Taginejad S. Firouzian

In many real world problems, data sometimes comes from n agents (n≥2), multipolar information exists. For issues that are associated with uncertainty, this information can not be showed with the values of crisp, fuzzy, intuitionistic or bipolar. Graph is one of the mathematical models widely used in different sciences. Ambiguity in a graph where data depends on the n parameter can not be showed...

Journal: :Science 1998
A B Binder

Lunar Prospector is providing a global map of the composition of the moon and analyzing the moon's gravity and magnetic fields. It has been in a polar orbit around the moon since 16 January 1998. Neutron flux data show that there is abundant H, and hence probably abundant water ice, in the lunar polar regions. Gamma-ray and neutron data reveal the distribution of Fe, Ti, and other major and tra...

2010
MICHAEL WESTDICKENBERG

The system of isentropic Euler equations in the potential flow regime can be considered formally as a second order ordinary differential equation on the Wasserstein space of probability measures. This interpretation can be used to derive a variational time discretization. We prove that the approximate solutions generated by this discretization converge to a measure-valued solution of the isentr...

Journal: :Human molecular genetics 1996
V Berry A C Ionides A T Moore C Plant S S Bhattacharya A Shiels

Inherited cataract is a clinically and genetically heterogeneous disease. Here we report the identification of a new locus for an autosomal dominant anterior polar cataract on the short arm of chromosome 17. To map this new locus we performed genetic linkage analysis with microsatellite markers in a four-generation pedigree. After exclusion of seven candidate loci for cataract, we obtained sign...

2011
NASSIF GHOUSSOUB ABBAS MOAMENI

We show that any non-degenerate vector field u in L∞(Ω,RN), where Ω is a bounded domain in RN , can be written as u(x) = ∇1H(S(x),x) for a.e. x ∈Ω, where S is a measure preserving point transformation on Ω such that S2 = I a.e (an involution), and H : RN ×RN → R is a globally Lipschitz anti-symmetric convex-concave Hamiltonian. Moreover, u is a monotone map if and only if S can be taken to be t...

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