Results 21 to 30 of about 319,625 (266)

Fast algorithm for Morphological Filters [PDF]

open access: yesJournal of Physics: Conference Series, 2011
In surface metrology, M-system (Mean-line filtering system) and E-system (Envelope filtering system) are two filtering approaches. Although M-system has been the dominant choice and played an important role in manufacturing control, Morphological filters, that evolved from the E-system, are believed to give better results in function prediction of ...
S. Lou, X. Jiang, P.J. Scott
openaire   +2 more sources

Fast Algorithms for Pseudoarboricity [PDF]

open access: yes2016 Proceedings of the Eighteenth Workshop on Algorithm Engineering and Experiments (ALENEX), 2015
The densest subgraph problem, which asks for a subgraph with the maximum edges-to-vertices ratio d∗, is solvable in polynomial time. We discuss algorithms for this problem and the computation of a graph orientation with the lowest maximum indegree, which is equal to ⌈d∗⌉. This value also equals the pseudoarboricity of the graph.
openaire   +1 more source

A Fast Algorithm for the Discrete Element Method by Contact Force Prediction [Translated]†

open access: yesKONA Powder and Particle Journal, 2014
The discrete element method (DEM) takes enormous calculation time because it requires a very small time step, one small enough to represent the large frequency in the contact dynamic model.
Chiharu Tokoro   +2 more
doaj   +1 more source

Fast greedy triangulation algorithms [PDF]

open access: yesProceedings of the tenth annual symposium on Computational geometry - SCG '94, 1994
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Matthew Dickerson   +3 more
openaire   +1 more source

The Algorithm and Structure for Digital Normalized Cross-Correlation by Using First-Order Moment

open access: yesSensors, 2020
Normalized cross-correlation is an important mathematical tool in digital signal processing. This paper presents a new algorithm and its systolic structure for digital normalized cross-correlation, based on the statistical characteristic of inner-product.
Chao Pan   +3 more
doaj   +1 more source

An Extended Reweighted 1 Minimization Algorithm for Image Restoration

open access: yesMathematics, 2021
This paper proposes an effective extended reweighted ℓ1 minimization algorithm (ERMA) to solve the basis pursuit problem minu∈Rn{||u||1:Au=f} in compressed sensing, where A∈Rm×n, m≪n.
Sining Huang, Yupeng Chen, Tiantian Qiao
doaj   +1 more source

A Fast Fractional Difference Algorithm [PDF]

open access: yesSSRN Electronic Journal, 2013
AbstractWe provide a fast algorithm for calculating the fractional difference of a time series. In standard implementations, the calculation speed (number of arithmetic operations) is of order T2, where T is the length of the time series. Our algorithm allows calculation speed of order TlogT.
Jensen, Andreas Noack   +1 more
openaire   +5 more sources

Improved Fast-HotStuff Blockchian Consensus Algorithm [PDF]

open access: yesJisuanji gongcheng, 2021
The consensus process of the Fast-HotStuff blockchain consensus algorithm consists of two rounds of voting. When the leader node fails after the first round of voting, the throughput will be greatly reduced.
LI Qinan, XUE Zhihao, ZHANG Xuejun
doaj   +1 more source

Fast subsumption algorithms

open access: yes, 1985
Subsumption algorithms are used in resolution oriented theorem proving to eliminate redundant clauses from the search space. In a recent paper, the authors have introduced a new subsumption algorithm DC (Division into Components) which is much more efficient than the standard algorithms. In the present paper two new results are stated.
Gottlob, G, Leitsch, A
openaire   +2 more sources

A Fast Bisimulation Algorithm [PDF]

open access: yes, 2001
In this paper we propose an efficient algorithmic solution to the problem of determining a Bisimulation Relation on a finite structure. Starting from a set-theoretic point of view we propose an algorithm that optimizes the solution to the Relational coarsest Partition problem given by Paige and Tarjan in 1987 and its use in model-checking packages is ...
DOVIER, Agostino   +2 more
openaire   +3 more sources

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