Results 31 to 40 of about 399,111 (305)

Utilizing multiple pheromones in an ant-based algorithm for continuous-attribute classification rule discovery. [PDF]

open access: yes, 2013
The cAnt-Miner algorithm is an Ant Colony Optimization (ACO) based technique for classification rule discovery in problem domains which include continuous attributes. In this paper, we propose several extensions to cAnt- Miner.
Otero, Fernando E.B.   +3 more
core   +1 more source

An Extension of MATLAB to Continuous Functions and Operators [PDF]

open access: yesSIAM Journal on Scientific Computing, 2004
Summary: An object-oriented MATLAB system is described for performing numerical linear algebra on continuous functions and operators rather than the usual discrete vectors and matrices. About eighty MATLAB functions from plot and sum to svd and cond have been overloaded so that one can work with our ``chebfun'' objects using almost exactly the usual ...
Zachary Battles, Lloyd N. Trefethen
openaire   +2 more sources

Ramanujan and extensions and contractions of continued fractions [PDF]

open access: yesThe Ramanujan Journal, 2007
If a continued fraction $K_{n=1}^{\infty} a_{n}/b_{n}$ is known to converge but its limit is not easy to determine, it may be easier to use an extension of $K_{n=1}^{\infty}a_{n}/b_{n}$ to find the limit. By an extension of $K_{n=1}^{\infty} a_{n}/b_{n}$ we mean a continued fraction $K_{n=1}^{\infty} c_{n}/d_{n}$ whose odd or even part is $K_{n=1 ...
McLaughlin, James, Wyshinski, Nancy
openaire   +3 more sources

Extending maps between pre-uniform spaces

open access: yesApplied General Topology, 2012
We give sufficient conditions on a uniformly continuous map f: (X,U) → (Y, V ) between completable T1-pre-uniform spaces (X,U), (Y, V ) to have a continuous or a uniformly continuous extension f:X → Y between the corresponding completions.
Adalberto García-Máynez   +1 more
doaj   +1 more source

Continuous Uniform Finite Time Stabilization of Planar Controllable Systems [PDF]

open access: yes, 2015
Continuous homogeneous controllers are utilized in a full state feedback setting for the uniform finite time stabilization of a perturbed double integrator in the presence of uniformly decaying piecewise continuous disturbances.
Oza, HB   +5 more
core   +1 more source

On continuous extensions of grafting maps [PDF]

open access: yesTransactions of the American Mathematical Society, 2008
The definition of the grafting operation for quasifuchsian groups is extended by Bromberg to all $b$-groups. Although the grafting maps are not necessarily continuous at boundary groups, in this paper, we show that the grafting maps take every "standard" convergent sequence to a convergent sequence.
openaire   +3 more sources

An exponential continuous time GARCH process [PDF]

open access: yes, 2006
In this paper we introduce an exponential continuous time GARCH(p,q) process. It is defined in such a way that it is a continuous time extension of the discrete time EGARCH(p,q) process. We investigate stationarity and moment properties of the new model.
Haug, Stephan   +3 more
core   +1 more source

A Lyapunov-Based Extension to Particle Swarm Dynamics for Continuous Function Optimization

open access: yesSensors, 2009
The paper proposes three alternative extensions to the classical global-best particle swarm optimization dynamics, and compares their relative performance with the standard particle swarm algorithm.
Sang Yong Han   +3 more
doaj   +1 more source

Generalized Hausdorff compactifications

open access: yesActa et Commentationes: Ştiinţe Exacte şi ale Naturii
This article investigates some properties of generalized Hausdorff compactifications of topological T_0-spaces. In particular, it is show that the totality of these compactifications forms a lattice of g-extensions in which there is the maximum element.
Laurențiu Calmuțchi
doaj   +1 more source

Properties of Fuzzy Implications obtained via the Interval Constructor

open access: yesTrends in Computational and Applied Mathematics, 2007
This work considers an interval extension of fuzzy implication based on the best interval representation of continuous t-norms. Some related properties can be naturally extended and that extension preserves the behaviors of the implications in the ...
B.R.C. Bedregal   +3 more
doaj   +1 more source

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