Výsledky vyhľadávania - "Numerical approximation algorithm"

CNN-Based Temporal Video Segmentation Using a Nonlinear Hyperbolic PDE-Based Multi-Scale Analysis

Autori: Tudor Barbu

Zdroj: Mathematics, Vol 11, Iss 1, p 245 (2023)

Predmety: temporal video segmentation, cut detection, multi-scale analysis, nonlinear hyperbolic PDE model, finite difference method, numerical approximation algorithm, Mathematics, QA1-939

Popis súboru: electronic resource

Relation: https://www.mdpi.com/2227-7390/11/1/245; https://doaj.org/toc/2227-7390

Prístupová URL adresa: https://doaj.org/article/8ae1da2e97f74afd926038f5232f72d2

A Survey of Non-Linear PDE-Based Structural Image Interpolation Models

Autori: Tudor Barbu

Zdroj: Memoirs of the Scientific Sections of the Romanian Academy, Vol XLII, Pp 33-46 (2019)

Predmety: structure-based inpainting, nonlinear pde model, variational scheme, anisotropic diffusion, high-order pde, numerical approximation algorithm, Medicine (General), R5-920, Science (General), Q1-390

Popis súboru: electronic resource

Relation: http://mss.academiaromana-is.ro/mem_sc_st_2019/4_Barbu_MSS%202019.pdf; https://doaj.org/toc/1224-1407; https://doaj.org/toc/2343-7049

Prístupová URL adresa: https://doaj.org/article/af39f7b9de8441a7b00b142829aed820

SPATIO-TEMPORAL VIDEO RESTORATION TECHNIQUE USING A 3D ANISOTROPIC DIFFUSION-BASED SCHEME.

Autori: BARBU, Tudor MOROŞANU, Costicǎ

Zdroj: Bulletin of the Transilvania University of Braşov: Series III Mathematics & Computer Science. 2025, Vol. 67 Issue 2, p211-220. 10p.

Automatic Unsupervised Texture Recognition Framework Using Anisotropic Diffusion-Based Multi-Scale Analysis and Weight-Connected Graph Clustering

Autori: Tudor Barbu

Zdroj: Symmetry
Volume 13
Issue 6

Predmety: invariant texture feature vector, similarity graph, 0202 electrical engineering, electronic engineering, information engineering, unsupervised texture recognition, 02 engineering and technology, nonlinear anisotropic diffusion model, numerical approximation algorithm, weight-connected graph-based clustering algorithm, multi-scale image analysis

Popis súboru: application/pdf

Prístupová URL adresa: https://www.mdpi.com/2073-8994/13/6/925/pdf
https://www.mdpi.com/2073-8994/13/6/925
http://ui.adsabs.harvard.edu/abs/2021Symm...13..925B/abstract
https://www.mdpi.com/2073-8994/13/6/925/pdf
https://dblp.uni-trier.de/db/journals/symmetry/symmetry13.html#Barbu21

Existence and discrete approximation for optimization problems governed by fractional differential equations.

Autori: Bai, Yunru Baleanu, Dumitru Wu, Guo–Cheng

Zdroj: Communications in Nonlinear Science & Numerical Simulation. Jun2018, Vol. 59, p338-348. 11p.

Predmety: *FRACTIONAL differential equations, *APPROXIMATION theory, *ALGORITHMS, *FIXED point theory, *NUMERICAL analysis

Compound Second-order hyperbolic partial differential equation-based structural interpolation model.

Autori: Barbu, T.¹ tudor.barbu@iit.academiaromana-is.ro

Zdroj: Applied Sciences. 2019, Vol. 21, p27-33. 7p.

Predmety: Partial differential equations, Hyperbolic differential equations, Finite difference method

CNN-Based Temporal Video Segmentation Using a Nonlinear Hyperbolic PDE-Based Multi-Scale Analysis.

Autori: Barbu, Tudor

Zdroj: Mathematics (2227-7390); Jan2023, Vol. 11 Issue 1, p245, 12p

Predmety: CONVOLUTIONAL neural networks, NONLINEAR differential equations, PARTIAL differential equations, FINITE differences, APPROXIMATION algorithms, IMAGE segmentation, VIDEO surveillance

Deep learning-based multiple moving vehicle detection and tracking using a nonlinear fourth-order reaction-diffusion based multi-scale video object analysis.

Autori: Barbu, Tudor

Zdroj: Discrete & Continuous Dynamical Systems - Series S; Jan2023, Vol. 16 Issue 1, p1-17, 17p

Predmety: OBJECT tracking (Computer vision), DEEP learning, TRACKING radar, OBJECT recognition (Computer vision), APPROXIMATION algorithms, FEATURE extraction, GAUSSIAN mixture models

Numerical approximation approach to the producibility of composite position tolerance specifications for pattern of holes.

Autori: Xi, Min Lehtihet, E. A. Cavalier, T. M.

Zdroj: International Journal of Production Research; 1/15/2004, Vol. 42 Issue 2, p243-266, 24p, 6 Diagrams, 4 Charts

Predmety: ITERATIVE methods (Mathematics), ENGINEERING tolerances, APPROXIMATION theory, ALGORITHMS, PERFORMANCE evaluation

Numerical Approximation for a Nonlocal and Nonlinear Reaction–Diffusion Problem with Robin Boundary Conditions.

Autori: Barbu, Tudor Moşneagu, Ana-Maria Tănase, Gabriela

Zdroj: Mathematics (2227-7390); Nov2025, Vol. 13 Issue 21, p3498, 18p

Predmety: REACTION-diffusion equations, FINITE difference method, NONLINEAR mechanics, NEWTON-Raphson method, FINITE differences, DISCRETIZATION methods, BOUNDARY value problems

Adaptive Neural Network System for Detecting Unauthorised Intrusions Based on Real-Time Traffic Analysis.

Autori: Vladov, Serhii Vysotska, Victoria Lytvyn, Vasyl a ďalší

Zdroj: Computation; Sep2025, Vol. 13 Issue 9, p221, 42p

Predmety: INTRUSION detection systems (Computer security), ANOMALY detection (Computer security), KALMAN filtering, LATENT variables, INTERNET security, TRAFFIC monitoring, MACHINE learning, INTELLIGENT networks

Computing Expected Visiting Times and Stationary Distributions in Markov Chains: Fast and Accurate.

Autori: Mertens, Hannah Katoen, Joost-Pieter Quatmann, Tim a ďalší

Zdroj: Journal of Automated Reasoning; Sep2025, Vol. 69 Issue 3, p1-50, 50p

A coastal zone segmentation variational model and its accelerated ADMM method.

Autori: Huang, Baoxiang Chen, Ge Zhang, Xiaolei a ďalší

Zdroj: Journal of Ocean University of China; Dec2017, Vol. 16 Issue 6, p1081-1089, 9p

Numerical Approximation for a Portfolio Optimization Problem Under Liquidity Risk and Costs.

Autori: Gaigi, M'hamed Ly Vath, Vathana Mnif, Mohamed a ďalší

Zdroj: Applied Mathematics & Optimization; Aug2016, Vol. 74 Issue 1, p163-195, 33p

Predmety: MATHEMATICAL optimization, LIQUIDITY (Economics), INVESTMENT risk, APPROXIMATION theory, ITERATIVE methods (Mathematics), QUANTIZATION methods (Quantum mechanics)

Maximal Cost-Bounded Reachability Probability on Continuous-Time Markov Decision Processes.

Autori: Fu, Hongfei

Zdroj: Foundations of Software Science & Computation Structures (9783642548291); 2014, p73-87, 15p

AUTOMATIC EDGE DETECTION SOLUTION USING ANISOTROPIC DIFFUSION-BASED MULTI-SCALE IMAGE ANALYSIS AND FINE-TO-COARSE TRACKING.

Autori: BARBU, Tudor

Zdroj: Proceedings of the Romanian Academy, Series A: Mathematics, Physics, Technical Sciences, Information Science; Jul-Sep2021, Vol. 22 Issue 3, p267-274, 8p

Predmety: ANISOTROPY, IMAGE analysis, DIFFUSION, FORENSIC sciences, ALGORITHMS

Copula-Based Risk Aggregation and the Significance of Reinsurance.

Autori: Dias, Alexandra Ismail, Isaudin Zhang, Aihua

Zdroj: Risks; Mar2025, Vol. 13 Issue 3, p44, 23p

Predmety: BUSINESS insurance, INSURANCE companies, CAPITAL requirements, REINSURANCE, VALUE at risk, DIVERSIFICATION in industry

METHOD FOR DETERMINING THE STRUCTURE OF NONLINEAR MODELS FOR TIME SERIES PROCESSING.

Alternate Title: МЕТОДИКА ВИЗНАЧЕННЯ СТРУКТУРИ НЕЛІНІЙНИХ ЗА ПАРАМЕТРАМИ МОДЕЛЕЙ ДЛЯ ОБРОБКИ ЧАСОВИХ РЯДІВ. (Ukrainian)

Autori: O. O., Pysarchuk O. A., Tuhanskykh D. R., Baran

Zdroj: Radio Electronics, Computer Science, Control; 2025, Issue 1, p53-62, 10p

Predmety: STATISTICAL learning, TIME series analysis, LEAST squares, MATHEMATICAL models, DATA science

A LINEAR DIFFUSION-BASED IMAGE RESTORATION APPROACH.

Autori: Barbu, Tudor

Zdroj: ROMAI Journal; 2015, Vol. 11 Issue 2, p133-139, 7p

Predmety: FINITE difference method, PARTIAL differential equations, IMAGE reconstruction

Dynamic bidding strategies in search-based advertising.

Autori: Dayanik, Savas Parlar, Mahmut

Zdroj: Annals of Operations Research; Dec2013, Vol. 211 Issue 1, p103-136, 34p

Predmety: BIDS, ADVERTISING, COST effectiveness, CONSUMERS, KEYWORD searching, DYNAMIC programming, OPTIMAL control theory