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Related papers: Freezing Sets for Arbitrary Digital Dimension

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Piecewise constant image approximations of sequential number of segments or clusters of disconnected pixels are treated. The method of majorizing of optimal approximation sequence by hierarchical sequence of image approximations is…

Computer Vision and Pattern Recognition · Computer Science 2013-10-02 M. Kharinov

Positional encodings have enabled recent works to train a single adversarial network that can generate images of different scales. However, these approaches are either limited to a set of discrete scales or struggle to maintain good…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 Evangelos Ntavelis , Mohamad Shahbazi , Iason Kastanis , Radu Timofte , Martin Danelljan , Luc Van Gool

Generative Adversarial Networks (GANs) have recently demonstrated to successfully approximate complex data distributions. A relevant extension of this model is conditional GANs (cGANs), where the introduction of external information allows…

Computer Vision and Pattern Recognition · Computer Science 2016-11-22 Guim Perarnau , Joost van de Weijer , Bogdan Raducanu , Jose M. Álvarez

We introduce ANNz, a freely available software package for photometric redshift estimation using Artificial Neural Networks. ANNz learns the relation between photometry and redshift from an appropriate training set of galaxies for which the…

Astrophysics · Physics 2009-08-21 Adrian A. Collister , Ofer Lahav

We study the localization of zeros of Cauchy transforms of discrete measures on the real line. This question is motivated by the theory of canonical systems of differential equations. In particular, we prove that the spaces of Cauchy…

Complex Variables · Mathematics 2014-10-03 Evgeny Abakumov , Anton Baranov , Yurii Belov

In this work we discuss how to correctly obtain the number of degrees of freedom of a system constituted by n particles with fixed relative distances and which are immerse in a three-dimensional space. As a result of our analysis, we…

Physics Education · Physics 2010-02-11 Jorge Bernal , Roberto Flowers-Cano , Adrian Carbajal-Dominguez

We examine the relationship between convexity and the approximate fixed point property (AFPP) for digital images in Z^2.

Geometric Topology · Mathematics 2020-12-29 Laurence Boxer

A mapping is obtained relating analytical radial Coulomb systems in any dimension greater than one to analytical radial oscillators in any dimension. This mapping, involving supersymmetry-based quantum-defect theory, is possible for…

Quantum Physics · Physics 2009-09-25 Alan Kostelecky , Neil Russell

Images captured in hazy weather generally suffer from quality degradation, and many dehazing methods have been developed to solve this problem. However, single image dehazing problem is still challenging due to its ill-posed nature. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Pengyang Ling , Huaian Chen , Xiao Tan , Yimeng Shan , Yi Jin

In this survey, we compile a list of publicly available infrared image and video sets for artificial intelligence and computer vision researchers. We mainly focus on IR image and video sets which are collected and labelled for computer…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Kevser Irem Danaci , Erdem Akagunduz

An iterative method for recovering the bulk information in asymptotically AdS spacetimes is presented. We consider zero energy spacelike geodesics and their relation to the entanglement entropy in three dimensions to determine the metric in…

High Energy Physics - Theory · Physics 2008-11-26 John Hammersley

Nuclear $C^*$-algebras having a system of completely positive approximations formed with convex combinations of a uniformly bounded number of order zero summands are shown to be approximately finite dimensional.

Operator Algebras · Mathematics 2020-05-28 Jorge Castillejos

Although traditionally binary visual representations are mainly designed to reduce computational and storage costs in the image retrieval research, this paper argues that binary visual representations can be applied to large scale…

Computer Vision and Pattern Recognition · Computer Science 2018-03-09 Jianxin Wu , Jian-Hao Luo

We consider first the zero-nonzero determination problem, which consists in determining the list of zero-nonzero conditions realized by a finite list of polynomials on a finite set Z included in C^k with C an algebraic closed field. We…

Algebraic Geometry · Mathematics 2013-05-20 Daniel Perrucci , Marie-Francoise Roy

In a computational topology of digital images, simplexes are replaced by Delta sets in approximating image object shapes. For simplicity, simplexes and Delta sets are restricted to the Euclidean plane. A planar simplex is either a vertex, a…

Computational Geometry · Computer Science 2017-06-15 M. Z. Ahmad , J. F. Peters

The noise in absorption imaging of cold atoms significantly impacts measurement accuracy across a range of applications with ultracold atoms. It is crucial to adopt an approach that offers effective denoising capabilities without…

Anderson localization of classical waves in disordered media is a fundamental physical phenomenon that has attracted attention in the past three decades. More recently, localization of polar excitations in nanostructured metal-dielectric…

Optics · Physics 2007-05-23 Vadim A. markel

We present a simple solution for segmenting grayscale images using existing Connected Component Labeling (CCL) algorithms (which are generally applied to binary images), which was efficient enough to be implemented in a constrained…

Computer Vision and Pattern Recognition · Computer Science 2020-10-15 Viktor Mukha , Inon Sharony

Images of spacecraft photographed from other spacecraft operating in outer space are difficult to come by, especially at a scale typically required for deep learning tasks. Semantic image segmentation, object detection and localization, and…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 William S. Armstrong , Spencer Drakontaidis , Nicholas Lui

We combine nanophotonics and cold atom research in a new apparatus enabling the delivery of single-atom tweezer arrays in the vicinity of photonic crystal waveguides.

Atomic Physics · Physics 2023-08-04 J. -B. Béguin , A. P. Burgers , X. Luan , Z. Qin , S. P. Yu , H. J. Kimble