Results 21 to 30 of about 149,618 (314)

Spatial Cluster Analysis by the Bin-Packing Problem and DNA Computing Technique

open access: yesDiscrete Dynamics in Nature and Society, 2013
Spatial cluster analysis is an important data mining task. Typical techniques include CLARANS, density- and gravity-based clustering, and other algorithms based on traditional von Neumann's computing architecture.
Xiyu Liu, Jie Xue
doaj   +1 more source

OVERVIEW OF METHODS AND ALGORITHMS OF CONSTRUCTING SHORTEST PATHS AND PROSPECTS OF THEIR DEVELOPMENT

open access: yesМіжнародний науково-технічний журнал "Проблеми керування та інформатики", 2020
Despite the numerous works related to the problem of finding the shortest paths (SP), attention to the development of speed-efficient algorithms for constructing SP is not reduced.
О.М. Трофимчук   +2 more
doaj   +1 more source

A Priori Determining the Performance of the Customized Naïve Associative Classifier for Business Data Classification Based on Data Complexity Measures

open access: yesMathematics, 2022
In the supervised classification area, the algorithm selection problem (ASP) refers to determining the a priori performance of a given classifier in some specific problem, as well as the finding of which is the most suitable classifier for some tasks ...
Claudia C. Tusell-Rey   +5 more
doaj   +1 more source

On Evaluating Human Problem Solving of Computationally Hard Problems [PDF]

open access: yes, 2013
This article is concerned with how computer science, and more exactly computational complexity theory, can inform cognitive science. In particular, we suggest factors to be taken into account when investigating how people deal with computational hardness.
Stege, Ulrike, Carruthers, Sarah
core   +2 more sources

Sieve algorithms for the shortest vector problem are practical

open access: yesJournal of Mathematical Cryptology, 2008
The most famous lattice problem is the Shortest Vector Problem (SVP), which has many applications in cryptology. The best approximation algorithms known for SVP in high dimension rely on a subroutine for exact SVP in low dimension.
Nguyen Phong Q., Vidick Thomas
doaj   +1 more source

Attractor detection and enumeration algorithms for Boolean networks

open access: yesComputational and Structural Biotechnology Journal, 2022
The Boolean network (BN) is a mathematical model used to represent various biological processes such as gene regulatory networks. The state of a BN is determined from the previous state and eventually reaches a stable state called an attractor.
Tomoya Mori, Tatsuya Akutsu
doaj   +1 more source

An Effective Decomposition-Based Stochastic Algorithm for Solving the Permutation Flow-Shop Scheduling Problem [PDF]

open access: yes, 2021
This paper presents an effective stochastic algorithm that embeds a large neighborhood decomposition technique into a variable neighborhood search for solving the permutation flow-shop scheduling problem. The algorithm first constructs a permutation as a
Mehrdad Amirghasemi
core   +1 more source

Using a Node–Child Matrix to Address the Quickest Path Problem in Multistate Flow Networks under Transmission Cost Constraints

open access: yesMathematics, 2023
The quickest path problem in multistate flow networks, which is also known as the quickest path reliability problem (QPRP), aims at calculating the probability of successfully sending a minimum of d flow units/data/commodity from a source node to a ...
Majid Forghani-elahabad   +1 more
doaj   +1 more source

Enhancing computational efficiency in solving Knapsack problem: insights from algorithmic parallelization and optimization

open access: yesAdvances in Computing and Engineering
The Knapsack problem is a combinatorial optimization problem whose exact solution using exhaustive search method is impractical. Hence, the application of approximate algorithms is usually considered when encountering this optimization problem.
Bashar Bin Usman   +5 more
doaj   +1 more source

An Anti-Collision Algorithm for RFID Based on an Array and Encoding Scheme

open access: yesInformation, 2018
In order to solve the problem of tag collision in Radio Frequency Identification (RFID) system, the paper proposes a Multi-Bit Identification Collision Tree (MICT) algorithm based on a collision tree.
Baolong Liu, Xiaohao Su
doaj   +1 more source

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