a variable step algorithm

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• Algorithm — Flow chart of an algorithm (Euclid s algorithm) for calculating the greatest common divisor (g.c.d.) of two numbers a and b in locations named A and B. The algorithm proceeds by successive subtractions in two loops: IF the test B ≤ A yields yes… …   Wikipedia

• Algorithm characterizations — The word algorithm does not have a generally accepted definition. Researchers are actively working in formalizing this term. This article will present some of the characterizations of the notion of algorithm in more detail. This article is a… …   Wikipedia

• algorithm — Initially a word with equivalent meaning to formula, but under the influence of computing now regarded as a step by step procedure to solve a problem, usually supported by a mathematical proof. In sociology, the term is generally used more… …   Dictionary of sociology

• Continuously variable slope delta modulation — (CVSD or CVSDM) is a voice coding method. It is a delta modulation with variable step size (i.e. special case of adaptive delta modulation), first proposed by Greefkes and Riemens in 1970. CVSD encodes at 1 bit per sample, so that audio sampled… …   Wikipedia

• Expectation-maximization algorithm — An expectation maximization (EM) algorithm is used in statistics for finding maximum likelihood estimates of parameters in probabilistic models, where the model depends on unobserved latent variables. EM alternates between performing an… …   Wikipedia

• Simplex algorithm — In mathematical optimization theory, the simplex algorithm, created by the American mathematician George Dantzig in 1947, is a popular algorithm for numerical solution of the linear programming problem. The journal Computing in Science and… …   Wikipedia

• Hybrid algorithm (constraint satisfaction) — In constraint satisfaction, a hybrid algorithm solves a constraint satisfaction problem by the combination of two different methods, for example variable conditioning (backtracking, backjumping, etc.) and constraint inference (arc consistency,… …   Wikipedia

• Forward-backward algorithm — In computer science, the forward backward algorithm, a dynamic programming algorithm for computing the probability of a particular observation sequence, given the parameters of the model, operates in the context of hidden Markov models. Overview… …   Wikipedia

• Genetic algorithm — A genetic algorithm (GA) is a search heuristic that mimics the process of natural evolution. This heuristic is routinely used to generate useful solutions to optimization and search problems. Genetic algorithms belong to the larger class of… …   Wikipedia

• Davis–Putnam algorithm — The Davis–Putnam algorithm was developed by Martin Davis and Hilary Putnam for checking the validity of a first order logic formula using a resolution based decision procedure for propositional logic. Since the set of valid first order formulas… …   Wikipedia

• Dijkstra's algorithm — Not to be confused with Dykstra s projection algorithm. Dijkstra s algorithm Dijkstra s algorithm runtime Class Search algorithm Data structure Graph Worst case performance …   Wikipedia