Results 11 to 20 of about 16,329,521 (81)

Isotone Optimization in R: Pool-Adjacent-Violators Algorithm (PAVA) and Active Set Methods [PDF]

open access: yesJournal of Statistical Software, 2009
In this paper we give a general framework for isotone optimization. First we discuss a generalized version of the pool-adjacent-violators algorithm (PAVA) to minimize a separable convex function with simple chain constraints.
Jan de Leeuw, Kurt Hornik, Patrick Mair
doaj   +2 more sources

An interpolatory subdivision algorithm for surfaces over arbitrary triangulations [PDF]

open access: yes, 1992
In this paper, an interpolatory subdivision algorithm for surfaces over ar-bitrary triangulations is introduced and its convergence properties over nonuni-form triangulations studied.
Qu, R
core   +6 more sources

Integrated ACOR/IACOMV-R-SVM Algorithm [PDF]

open access: yes, 2017
A direction for ACO is to optimize continuous and mixed (discrete and continuous) variables in solving problems with various types of data. Support Vector Machine (SVM), which originates from the statistical approach, is a present day classification ...
Alwan, Hiba Basim, Ku-Mahamud, Ku Ruhana
core   +2 more sources

An Algorithm for Distributing Coalitional Value Calculations among Cooperating Agents [PDF]

open access: yes, 2007
The process of forming coalitions of software agents generally requires calculating a value for every possible coalition which indicates how beneficial that coalition would be if it was formed.
Jennings, N. R.   +5 more
core   +2 more sources

Phonetic Spelling Algorithm Implementations for R

open access: yesJournal of Statistical Software, 2020
The phonics package provides several functions for indexing words by their English language pronunciation. Over nearly one hundred years, many different algorithms have been developed to support word and name indexing.
James P. Howard, II
doaj   +1 more source

Automatic recognition and detection of building targets in urban remote sensing images using an improved regional convolutional neural network algorithm

open access: yesCognitive Computation and Systems, 2023
The accuracy of regional convolutional neural network (R‐CNN) algorithms on image recognition detection remains to be improved. The authors optimised the Mask R‐CNN algorithm and tested it through experiments on the automatic recognition of building ...
Sida Lin
doaj   +1 more source

Bounded Approximate Decentralised Coordination via the Max-Sum Algorithm [PDF]

open access: yes, 2011
In this paper we propose a novel approach to decentralised coordination, that is able to efficiently compute solutions with a guaranteed approximation ratio. Our approach is based on a factor graph representation of the constraint network.
Farinelli, A.   +14 more
core   +1 more source

Implicit Algorithm of the SBSP-R Model for Predicting the Non-Unique Critical State of Soils

open access: yesApplied Sciences, 2023
The non-unique critical state represents the distance between the critical state line (CSL) and the isotropic consolidation line (ICL) that significantly varies with stress paths and particle size distribution of soils.
Xiaosen Kang   +3 more
doaj   +1 more source

Improved SRP algorithm and bidirectional heterogeneous LTE‐R authentication key

open access: yesIET Communications, 2023
Due to the problems that International Mobile Subscriber Identity is not encrypted during transmission, key disclosure, and high authentication overhead in Evolved Packet System‐Authentication and Key Agreement, the next generation of high‐speed railway ...
Yong Chen, Ting Chang, Wen Liu
doaj   +1 more source

Retrospective-Based Deep Q-Learning Method for Autonomous Pathfinding in Three-Dimensional Curved Surface Terrain

open access: yesApplied Sciences, 2023
Path planning in complex environments remains a challenging task for unmanned vehicles. In this paper, we propose a decoupled path-planning algorithm with the help of a deep reinforcement learning algorithm that separates the evaluation of paths from the
Qidong Han   +4 more
doaj   +1 more source

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