Title
On the approximation power of convolution-based least squares versus interpolation
Abstract
There are many signal processing tasks for which convolution-based continuous signal representations such as splines and wavelets provide an interesting and practical alternative to the more traditional sine-based methods. The coefficients of the corresponding signal approximations are typically obtained by direct sampling (interpolation or quasi-interpolation) or by using least squares techniques...
Year
DOI
Venue
1997
10.1109/78.599940
IEEE Transactions on Signal Processing
Keywords
Field
DocType
Least squares approximation,Sampling methods,Convolution,Polynomials,Least squares methods,Signal processing,Signal representations,Continuous wavelet transforms,Signal sampling,Interpolation
Least squares,Mathematical optimization,Continuous signal,Polynomial,Convolution,Interpolation,Sampling (statistics),Non-linear least squares,Mathematics,Pointwise
Journal
Volume
Issue
ISSN
45
7
1053-587X
Citations 
PageRank 
References 
41
7.58
12
Authors
2
Name
Order
Citations
PageRank
Unser, M.13438442.40
Ingrid Daubechies22034397.74