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Approximation

Known as: Approximation symbol, Approximate symbol, Approximate equality 
An approximation is anything that is similar but not exactly equal to something else.
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Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2007
Highly Cited
2007
  • G. Fasshauer
  • Interdisciplinary Mathematical Sciences
  • 2007
  • Corpus ID: 27398882
Meshfree approximation methods are a relatively new area of research, and there are only a few books covering it at present… Expand
Highly Cited
2005
Highly Cited
2005
  • A. Antoulas
  • Advances in Design and Control
  • 2005
  • Corpus ID: 117896525
Preface Part I. Introduction: 1. Introduction 2. Motivating examples Part II. Preliminaries: 3. Tools from matrix theory 4… Expand
Highly Cited
2004
Highly Cited
2004
1. Applications and motivations 2. Hear spaces and multivariate polynomials 3. Local polynomial reproduction 4. Moving least… Expand
Highly Cited
2004
Highly Cited
2004
BASIC THEORY 1.1 Orthogonal polynomials 1.2 Properties of orthogonal polynomials 1.3 Three-term recurrence relation 1.4… Expand
Highly Cited
1999
Highly Cited
1999
The paper describes a general methodology for the fitting of measured or calculated frequency domain responses with rational… Expand
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Highly Cited
1996
Highly Cited
1996
We generalize the notion of an approximation space introduced in [8]. In tolerance approximation spaces we define the lower and… Expand
Highly Cited
1995
Highly Cited
1995
  • Bin Yang
  • IEEE Trans. Signal Process.
  • 1995
  • Corpus ID: 39443157
Subspace estimation plays an important role in a variety of modern signal processing applications. We present a new approach for… Expand
Highly Cited
1991
Highly Cited
1991
  • K. Hornik
  • Neural Networks
  • 1991
  • Corpus ID: 7343126
Abstract We show that standard multilayer feedforward networks with as few as a single hidden layer and arbitrary bounded and… Expand
Highly Cited
1990
Highly Cited
1990
The problem of the approximation of nonlinear mapping, (especially continuous mappings) is considered. Regularization theory and… Expand
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Highly Cited
1984
Highly Cited
1984
The nonlinear inverse problem for seismic reflection data is solved in the acoustic approximation. The method is based on the… Expand