Works matching Ellipse

Results: 5000

Ellipses of constant eccentricity.

Published in:

International Journal of Mathematical Education in Science & Technology, 2014, v. 45, n. 6, p. 938, doi. 10.1080/0020739X.2014.892162

By:

Srinivasan, V.K.

Publication type:

Article

Numerical optimization methods for packing equal orthogonally oriented ellipses in a rectangular domain.

Published in:

Computational Mathematics & Mathematical Physics, 2013, v. 53, n. 11, p. 1748, doi. 10.1134/S0965542513110080

By:

Galiev, Sh. I.;
Lisafina, M. S.

Publication type:

Article

Study of deflected mode of ellipse and ellipse weakened with crack.

Published in:

ZAMM -- Journal of Applied Mathematics & Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, 2017, v. 97, n. 8, p. 932, doi. 10.1002/zamm.201600124

By:

Zirakashvili, Natela

Publication type:

Article

Effective method for ellipse extraction and integration for spacecraft images.

Published in:

Optical Engineering, 2013, v. 52, n. 5, p. 1, doi. 10.1117/1.OE.52.5.057002

By:

Chang Liu;
Weiduo Hu

Publication type:

Article

A FAST AND COMPLETE CONVEX-HULL ALGORITHM ARCHITECTURE BASED ON ELLIPSE AND ELASTIC ELLIPSE METHODS.

Published in:

International Journal of Pattern Recognition & Artificial Intelligence, 2013, v. 27, n. 8, p. -1, doi. 10.1142/S0218001413540086

By:

WU, XUE GANG;
FANG, BIN;
TANG, YUAN YAN;
WANG, PATRICK SHEN-PEI

Publication type:

Article

ELLIPSE DETECTION IN FORENSIC BLOOD STAIN IMAGES ANALYSIS.

Published in:

Computing & Informatics, 2018, v. 37, n. 1, p. 213, doi. 10.4149/cai_2018_1_213

By:

WÓJTOWICZ, Tomasz;
BUŁKA, Dariusz

Publication type:

Article

Precise ellipse estimation without contour point extraction.

Published in:

Machine Vision & Applications, 2010, v. 21, n. 1, p. 59, doi. 10.1007/s00138-008-0141-3

By:

Ouellet, Jean-Nicolas;
Hébert, Patrick

Publication type:

Article

GENERATING ELLIPSES BY USING MECHANISMS RELYING ON SIMPLE GEOMETRICAL ASPECTS.

Published in:

Annals of 'Constantin Brancusi' University of Targu-Jiu. Engineering Series / Analele Universităţii Constantin Brâncuşi din Târgu-Jiu. Seria Inginerie, 2018, n. 2, p. 18

By:

Popescu, Iulian;
Romanescu, Alina Elena;
Sass, Ludmila

Publication type:

Article

A relation between the curvature ellipse and the curvature parabola.

Published in:

Advances in Geometry, 2019, v. 19, n. 3, p. 389, doi. 10.1515/advgeom-2019-0002

By:

Riul, P. Benedini;
Sinha, R. Oset

Publication type:

Article

Mathematical inquiry with the Steiner ellipse using GeoGebra and numerical analysis.

Published in:

International Journal of Mathematical Education in Science & Technology, 2025, v. 56, n. 2, p. 349, doi. 10.1080/0020739X.2023.2254762

By:

Çeziktürk, Özlem

Publication type:

Article

PARAMETERIZATION OF THE ELLIPSE BASED ON THE VALENCIA'S SPHERE, WITHOUT TO USE A CARTESIAN COORDINATE SYSTEM.

Published in:

Annals of the Faculty of Engineering Hunedoara - International Journal of Engineering, 2018, v. 16, n. 4, p. 59

By:

VALENCIA GARCÍA, Germán;
ŢĂLU, Ştefan

Publication type:

Article

Multi-ellipses detection on images inspired by collective animal behavior.

Published in:

Neural Computing & Applications, 2014, v. 24, n. 5, p. 1019, doi. 10.1007/s00521-012-1332-4

By:

Cuevas, Erik;
González, Mauricio;
Zaldívar, Daniel;
Pérez-Cisneros, Marco

Publication type:

Article

Pre-processing by data augmentation for improved ellipse fitting.

Published in:

PLoS ONE, 2018, v. 13, n. 5, p. 1, doi. 10.1371/journal.pone.0196902

By:

Kumar, Pankaj;
Belchamber, Erika R.;
Miklavcic, Stanley J.

Publication type:

Article

Analog of the Hadamard formula for the first ellipse of meromorphy.

Published in:

Mathematical Notes, 2009, v. 85, n. 3/4, p. 528, doi. 10.1134/S0001434609030249

By:

Buslaev, V.

Publication type:

Article

Using an unsheared pair to construct the strain ellipse.

Published in:

Mathematics & Mechanics of Solids, 2011, v. 16, n. 7, p. 739, doi. 10.1177/1081286510387526

By:

Boulanger, Ph.;
Hayes, M.

Publication type:

Article

Performance Comparison of Two Ellipse Fitting-Based Cell Separation Algorithms.

Published in:

Journal of Information & Communication Convergence Engineering, 2015, v. 13, n. 3, p. 215, doi. 10.6109/jicce.2015.13.3.215

By:

Migyung Cho

Publication type:

Article

STRUCTURE OF CONFINED HARD ELLIPSES USING MOLECULAR DENSITY FUNCTIONAL THEORY.

Published in:

International Journal of Modern Physics C: Computational Physics & Physical Computation, 2009, v. 20, n. 3, p. 337, doi. 10.1142/S0129183109013650

By:

MORADI, M.;
TAGHIZADEH, F.

Publication type:

Article

Old tricks-new opportunities: combining telemetry ellipses and landscape metrics to assess habitat spatial structure.

Published in:

Landscape Ecology, 2021, v. 36, n. 3, p. 721, doi. 10.1007/s10980-020-01160-z

By:

Menefee, Alison R.;
Perotto-Baldivieso, Humberto L.;
Kuvlesky, William P.;
Brennan, Leonard A.;
Ortega-S., J. Alfonso;
Page, Michael T.;
Burchsted, Julia K.

Publication type:

Article

Accurate Harmonic Series for Inverse and Direct Solutions for the Great Ellipse.

Published in:

Journal of Navigation, 2011, v. 64, n. 3, p. 557, doi. 10.1017/S037346331100004X

By:

Earle, Michael A.

Publication type:

Article

Cutter location point calculation for five-axis surface machining with ellipse cutter.

Published in:

International Journal of Production Research, 2014, v. 52, n. 2, p. 436, doi. 10.1080/00207543.2013.831191

By:

Cai, Yonglin;
Zhao, Mingbo

Publication type:

Article

Liouvillian and analytic integrability of the quadratic vector fields having an invariant ellipse.

Published in:

Acta Mathematica Sinica, 2014, v. 30, n. 3, p. 453, doi. 10.1007/s10114-014-2484-1

By:

Llibre, Jaume;
Valls, Claudia

Publication type:

Article

The adaptation of the k-means algorithm to solving the multiple ellipses detection problem by using an initial approximation obtained by the DIRECT global optimization algorithm.

Published in:

Applications of Mathematics, 2019, v. 64, n. 6, p. 663, doi. 10.21136/AM.2019.0262-18

By:

Scitovski, Rudolf;
Sabo, Kristian

Publication type:

Article

A Pruning-and-Voting Strategy to Speed up the Detection for Lines, Circles, and Ellipses.

Published in:

Journal of Information Science & Engineering, 2008, v. 24, n. 2, p. 503

By:

Kuo-Liang Chung;
Yong-Huai Huang

Publication type:

Article

Optimization of four-Chamber and eccentric ellipse mufflers hybridized with multi-Segment perforated/non-perforated tubes.

Published in:

Journal of Low Frequency Noise, Vibration & Active Control, 2023, v. 42, n. 2, p. 963, doi. 10.1177/14613484221138553

By:

Chiu, Min-Chie;
Chang, Ying-Chun;
Cheng, Ho-Chih

Publication type:

Article

FITTING AN ELLIPSE TO THE SET OF INTENSITY DATA POINTS OF VRANCEA EARTHQUAKES.

Published in:

Journal of Engineering Studies & Research, 2014, v. 20, n. 4, p. 15

By:

BURTIEV, RASHID

Publication type:

Article

Real-time measurement of cycloduction movement based on fast ellipse detection.

Published in:

Electronics & Communications in Japan, 2009, v. 92, n. 11, p. 9, doi. 10.1002/ecj.10150

By:

Sakashita, Yuusuke;
Fujiyoshi, Hironobu;
Hirata, Yutaka;
Takamaru, Hisanori;
Fukaya, Naoki

Publication type:

Article

New fixed figure results with the notion of k-ellipse.

Published in:

Mathematica Moravica, 2023, v. 27, n. 1, p. 37, doi. 10.5937/MatMor2301037A

By:

AYTİMUR, HÜLYA;
GÜVENÇ, ŞABAN;
TAŞ, NİHAL

Publication type:

Article

Ellipse packing in two-dimensional cell tessellation: a theoretical explanation for Lewis’s law and Aboav-Weaire’s law.

Published in:

PeerJ, 2019, p. 1, doi. 10.7717/peerj.6933

By:

Kai Xu

Publication type:

Article

ORTHOGONAL POLYNOMIALS ON ELLIPSES AND THEIR RECURRENCE RELATIONS.

Published in:

Demonstratio Mathematica, 2018, v. 51, n. 1, p. 137, doi. 10.2478/dema-2014-0011

By:

Vasile Lauric, Vasile

Publication type:

Article

Density of the p2gg-4c1 packing of ellipses (II).

Published in:

Zeitschrift für Kristallographie. Crystalline Materials, 2015, v. 230, n. 12, p. 709, doi. 10.1515/zkri-2015-1880

By:

Tanemura, Masaharu;
Matsumoto, Takeo

Publication type:

Article

THE FOUR ELLIPSES PROBLEM.

Published in:

International Journal of Geometry, 2016, v. 5, n. 2, p. 77

By:

LEFKADITIS, GEORGE E.;
TOULIAS, THOMAS L.;
MARKATIS, STELIOS

Publication type:

Article

Effective ellipse detection method in limited-performance embedded system for aerospace application.

Published in:

Advances in Mechanical Engineering (Sage Publications Inc.), 2017, v. 9, n. 3, p. 1, doi. 10.1177/1687814017695694

By:

Bin Wu;
Xiao-Yu Yu;
Yu-Bo Guo;
Dong Ye

Publication type:

Article

Boundary Value Problems of Elasticity for Semi-ellipse with Non-homogeneous Boundary Conditions at the Segment Between Focuses.

Published in:

Bulletin of Tbilisi International Center of Mathematics & Informatics, 2017, v. 21, n. 2, p. 95

By:

Zirakashvili, Natela

Publication type:

Article

Packing ellipses in an optimized convex polygon.

Published in:

Journal of Global Optimization, 2019, v. 75, n. 2, p. 495, doi. 10.1007/s10898-019-00777-y

By:

Pankratov, A.;
Romanova, T.;
Litvinchev, I.

Publication type:

Article

Perspective-1-Ellipsoid: Formulation, Analysis and Solutions of the Camera Pose Estimation Problem from One Ellipse-Ellipsoid Correspondence.

Published in:

International Journal of Computer Vision, 2023, v. 131, n. 9, p. 2446, doi. 10.1007/s11263-023-01794-x

By:

Gaudillière, Vincent;
Simon, Gilles;
Berger, Marie-Odile

Publication type:

Article

Packing circles within ellipses.

Published in:

International Transactions in Operational Research, 2013, v. 20, n. 3, p. 365, doi. 10.1111/itor.12006

By:

Birgin, Ernesto G.;
Bustamante, Luis Henrique;
Callisaya, Hector Flores;
Martínez, Jose Mario

Publication type:

Article

Eigenfunction asymptotics and spectral rigidity of the ellipse.

Published in:

Journal of Spectral Theory, 2022, v. 12, n. 1, p. 23, doi. 10.4171/JST/393

By:

Hezari, Hamid;
Zelditch, Steve

Publication type:

Article

On Vietoris–Rips complexes of ellipses.

Published in:

Journal of Topology & Analysis, 2019, v. 11, n. 3, p. 661, doi. 10.1142/S1793525319500274

By:

Adamaszek, Michał;
Adams, Henry;
Reddy, Samadwara

Publication type:

Article

Construction of conical axoids on the basis of congruent spherical ellipses.

Published in:

Archives of Materials Science & Engineering, 2022, v. 113, n. 1, p. 13, doi. 10.5604/01.3001.0015.6967

By:

Kresan, T.;
Pylypaka, S.;
Ruzhylo, Z.;
Rogovskii, I.;
Trokhaniak, O.

Publication type:

Article

3-Parameter Hough Ellipse Detection Algorithm for Accurate Location of Human Eyes.

Published in:

Journal of Multimedia, 2014, v. 9, n. 5, p. 619, doi. 10.4304/jmm.9.5.619-626

By:

Qiufen Yang;
Huosheng Hu;
Weihua Gui;
Shuren Zhou;
Can Zhu

Publication type:

Article

UTSM: A Trajectory Similarity Measure Considering Uncertainty Based on an Amended Ellipse Model.

Published in:

ISPRS International Journal of Geo-Information, 2019, v. 8, n. 11, p. 518, doi. 10.3390/ijgi8110518

By:

Guo, Ning;
Shekhar, Shashi;
Xiong, Wei;
Chen, Luo;
Jing, Ning

Publication type:

Article

Geometric formulas of Lewis's law and Aboav-Weaire's law in two dimensions based on ellipse packing.

Published in:

Philosophical Magazine Letters, 2019, v. 99, n. 9, p. 317, doi. 10.1080/09500839.2019.1677957

By:

Xu, Kai

Publication type:

Article

Minimum-area ellipse bounding an isovist: towards a 2D GIS-based efficient implementation.

Published in:

International Journal of Geographical Information Science, 2021, v. 35, n. 5, p. 869, doi. 10.1080/13658816.2020.1800017

By:

Leduc, Thomas;
Leduc, Michel

Publication type:

Article

Psychophysical Evaluation of Congenital Colour Vision Deficiency: Discrimination between Protans and Deutans Using Mollon-Reffin’s Ellipses and the Farnsworth-Munsell 100-Hue Test.

Published in:

PLoS ONE, 2016, v. 11, n. 4, p. 1, doi. 10.1371/journal.pone.0152214

By:

Bento-Torres, Natáli Valim Oliver;
Rodrigues, Anderson Raiol;
Côrtes, Maria Izabel Tentes;
Bonci, Daniela Maria de Oliveira;
Ventura, Dora Fix;
Silveira, Luiz Carlos de Lima

Publication type:

Article

Focusing high-squint and large-baseline one-stationary bistatic SAR data using keystone transform and enhanced nonlinear chirp scaling based on an ellipse model.

Published in:

EURASIP Journal on Advances in Signal Processing, 2017, v. 2017, n. 1, p. 1, doi. 10.1186/s13634-017-0470-3

By:

Zhong, Hua;
Zhang, Song;
Hu, Jian;
Sun, Minhong

Publication type:

Article

Reconstructing Planar Ellipses from Translation-Invariant Minkowski Tensors of Rank Two.

Published in:

Discrete & Computational Geometry, 2023, v. 69, n. 4, p. 1095, doi. 10.1007/s00454-022-00470-0

By:

Eriksen, Rikke;
Kiderlen, Markus

Publication type:

Article

Apollonian Packing of Circles within Ellipses.

Published in:

Algorithms, 2023, v. 16, n. 3, p. 129, doi. 10.3390/a16030129

By:

Santini, Carlo;
Mangini, Fabio;
Frezza, Fabrizio

Publication type:

Article

THE PREDICATES FOR THE EXACT VORONOI DIAGRAM OF ELLIPSES UNDER THE EUCLIDIEAN METRIC.

Published in:

International Journal of Computational Geometry & Applications, 2008, v. 18, n. 6, p. 567, doi. 10.1142/S0218195908002763

By:

EMIRIS, IOANNIS Z.;
TSIGARIDAS, ELIAS P.;
TZOUMAS, GEORGE M.

Publication type:

Article

Fixed ellipse theorems in metric spaces and an application of discontinuous activation function in neural networks.

Published in:

Mathematical Methods in the Applied Sciences, 2023, v. 46, n. 15, p. 16037, doi. 10.1002/mma.9434

By:

Ermiş, Temel;
Zaim Erçınar, Gaye;
Gelişgen, Özcan

Publication type:

Article

From approximate balls to approximate ellipses.

Published in:

Journal of Global Optimization, 2013, v. 56, n. 1, p. 27, doi. 10.1007/s10898-012-9932-1

By:

Mukhopadhyay, Asish;
Greene, Eugene;
Sarker, Animesh;
Switzer, Tom

Publication type:

Article