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Related papers: Digital Geometry, a Survey

200 papers

Astrophysics and cosmology are rich with data. The advent of wide-area digital cameras on large aperture telescopes has led to ever more ambitious surveys of the sky. Data volumes of entire surveys a decade ago can now be acquired in a…

Instrumentation and Methods for Astrophysics · Physics 2017-04-18 Jan Kremer , Kristoffer Stensbo-Smidt , Fabian Gieseke , Kim Steenstrup Pedersen , Christian Igel

In a previous work of the authors, a result to algorithmically compute the topology types of the level curves of an algebraic surface, is given. From this result, here we derive applications based on level curves to determine some…

Algebraic Geometry · Mathematics 2007-10-18 J. G. Alcazar , J. R. Sendra

Digital images enable quantitative analysis of material properties at micro and macro length scales, but choosing an appropriate resolution when acquiring the image is challenging. A high resolution means longer image acquisition and larger…

Computational Geometry · Computer Science 2024-08-26 Teresa Heiss , Sarah Tymochko , Brittany Story , Adélie Garin , Hoa Bui , Bea Bleile , Vanessa Robins

Large-scale analysis of pedestrian infrastructures, particularly sidewalks, is critical to human-centric urban planning and design. Benefiting from the rich data set of planimetric features and high-resolution orthoimages provided through…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Maryam Hosseini , Iago B. Araujo , Hamed Yazdanpanah , Eric K. Tokuda , Fabio Miranda , Claudio T. Silva , Roberto M. Cesar

In recent years, there has been a considerable amount of research in the Gesture Recognition domain, mainly owing to the technological advancements in Computer Vision. Various new applications have been conceptualised and developed in this…

Computer Vision and Pattern Recognition · Computer Science 2023-12-04 Kshitij Deshpande , Varad Mashalkar , Kaustubh Mhaisekar , Amaan Naikwadi , Archana Ghotkar

After a somewhat rocky start, geometry and topology have established a foothold in machine learning. Message passing, either on graphs or higher-order complexes, is one of the main drivers of geometric deep learning, and paradigms that were…

Machine Learning · Computer Science 2026-05-11 Bastian Rieck

This is a survey on coarse geometry with an emphasis on coarse homology theories.

Algebraic Topology · Mathematics 2023-08-31 Ulrich Bunke

The field of two-dimensional topological semimetals, which emerged at the intersection of two-dimensional materials and topological materials, have been rapidly developing in recent years. In this article, we briefly review the progress in…

Materials Science · Physics 2021-11-17 Xiaolong Feng , Jiaojiao Zhu , Weikang Wu , Shengyuan A. Yang

The question of how methods from the field of artificial intelligence can help improve the conventional frameworks for topology optimisation has received increasing attention over the last few years. Motivated by the capabilities of neural…

Computational Engineering, Finance, and Science · Computer Science 2022-10-14 Rebekka V. Woldseth , Niels Aage , J. Andreas Bærentzen , Ole Sigmund

One of the elements that have popularized and facilitated the use of geographical information on a variety of computational applications has been the use of Web maps; this has opened new research challenges on different subjects, from…

Computers and Society · Computer Science 2009-11-05 Rafael Ponce-Medellin , Gabriel Gonzalez-Serna , Rocio Vargas , Lirio Ruiz

The effects of computer-assisted and distance learning of geometric modeling and computer aided geometric design are studied. It was shown that computer algebra systems and dynamic geometric environments can be considered as excellent tools…

Computers and Society · Computer Science 2013-05-13 Omer Faruk Sozcu , Rushan Ziatdinov , Ismail Ipek

This article demonstrates how an understanding of the geometry of a family of cost functions can be used to develop efficient numerical algorithms for real-time optimisation. Crucially, it is not the geometry of the individual functions…

Optimization and Control · Mathematics 2012-12-11 Jonathan H. Manton

The concept of geo-localization refers to the process of determining where on earth some `entity' is located, typically using Global Positioning System (GPS) coordinates. The entity of interest may be an image, sequence of images, a video,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 Daniel Wilson , Xiaohan Zhang , Waqas Sultani , Safwan Wshah

In this expository paper we want to give a brief introduction, with few key references for further reading, to the inner functioning of the new and successfull algorithms of Deep Learning and Geometric Deep Learning with a focus on Graph…

Machine Learning · Computer Science 2023-05-10 R. Fioresi , F. Zanchetta

This paper provides a comprehensive survey on pioneer and state-of-the-art 3D scene geometry estimation methodologies based on single, two, or multiple images captured under the omnidirectional optics. We first revisit the basic concepts of…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Thiago Lopes Trugillo da Silveira , Paulo Gamarra Lessa Pinto , Jeffri Erwin Murrugarra Llerena , Claudio Rosito Jung

The recent development in analog computation is reviewed in this paper. Analog computation was used in many applications where power and energy efficiency is of paramount importance. It is shown that by using innovative architecture and…

Emerging Technologies · Computer Science 2015-04-03 Yang Xue

Existing computer vision systems can compete with humans in understanding the visible parts of objects, but still fall far short of humans when it comes to depicting the invisible parts of partially occluded objects. Image amodal completion…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Jiayang Ao , Qiuhong Ke , Krista A. Ehinger

Computers and algorithms play an ever-increasing role in obtaining new results in graph theory. In this survey, we present a broad range of techniques used in computer-assisted graph theory, including the exhaustive generation of all…

Combinatorics · Mathematics 2025-08-29 Jorik Jooken

Neural network approaches have been applied to computational morphology with great success, improving the performance of most tasks by a large margin and providing new perspectives for modeling. This paper starts with a brief introduction…

Computation and Language · Computer Science 2021-05-21 Ling Liu

Human modelling and pose estimation stands at the crossroads of Computer Vision, Computer Graphics, and Machine Learning. This paper presents a thorough investigation of this interdisciplinary field, examining various algorithms,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Pawel Knap