نتایج جستجو برای: stratified l filters

تعداد نتایج: 702939  

We develop a general framework for various lattice-valued, probabilistic and approach uniform convergence spaces. To this end, we use the concept of $s$-stratified $LM$-filter, where $L$ and $M$ are suitable frames. A stratified $LMN$-uniform convergence tower is then a family of structures indexed by a quantale $N$. For different choices of $L,M$ and $N$ we obtain the lattice-valued, probabili...

2013
Leonel Arevalo José Antonio Apolinário Marcello Luiz Rodrigues de Campos Raimundo Sampaio Neto

This paper introduces an estimation scheme aimed at improving the performance of adaptive filters. The basic idea consists of a convex combination of three adaptive filters, all based on the affine projection algorithm with different numbers of normalization hyperplanes. The three filters are adjusted separately and then combined to minimize the MSE and to increase the speed of convergence of t...

Journal: :Journal 2008
Hideki Konno Ken Yaegaki Tomoko Tanaka Tsutomu Sato Kazuyoshi Itai Toshio Imai Takatoshi Murata Mayumi Herai

BACKGROUND AND OBJECTIVE Previous reports of the reduction of fluoride concentrations in fluoridated water by domestic water treatment systems have indicated that further supplementation with fluoride is required. However, the absorption of fluoride by filters has not yet been directly identified. If these filters do not absorb fluoride, further fluoride supplementation may increase fluorosis. ...

2009
C. Kotropoulos

Several adaptive LMS L-filters, both constrained and unconstrained ones, are developed for noise suppression in images and being compared in this paper. First, the location-invariant LMS L-filter for a nonconstant signal corrupted by zero-mean additive white noise is derived. Subsequently, the normalized and the sign LMS L-filters are studied. It is shown that both these filters turn to be iden...

2017
Sayed I. A. Ahmed M. Sabry Hamdy I. A. Ahmed Mostafa W. T. Khalil

--------------------------------------------------------ABSTRACT----------------------------------------------------------Pilot plant composed of fabric filters integrated with the decentralized treatment plant ZECUwas tested for its ability to remove the suspended solids and organic matters presented as TSS, CODt and CODs from wastewater. The filters were made from scrim polyester non-woven fa...

In this paper, we define a kind of lattice-valued convergence spaces based on the notion of $top$-filters, namely $top$-convergence spaces, and show the category of $top$-convergence spaces is Cartesian-closed. Further, in the lattice valued context of a complete $MV$-algebra, a close relation between the category of$top$-convergence spaces and that of strong $L$-topological spaces is establish...

Journal: :iranian journal of fuzzy systems 2009
young bae jun chul hwan park d. r. prince williams

the notion of absorbent ordered filters in implicative semigroupsis introduced, and its fuzzification is considered. relations among (fuzzy) orderedfilters, (fuzzy) absorbent ordered filters, and (fuzzy) positive implicativeordered filters are stated. the extensionproperty for (fuzzy) absorbent orderedfilters is established. conditions for (fuzzy) ordered filters to be (fuzzy)absorbent ordered ...

1994
Constantine Kotropoulos Ioannis Pitas

In this paper, we address the design of multichannel L-filters based on marginal data ordering using the Mean-Squared-Error as fidelity criterion. Design procedures subject to the constraints of unbiased or location-invariant estimation or without imposing any constraint are discussed. It is shown by simulations that the proposed multichannel L-filters perform better than other multichannel non...

1975
W. L. Mills C. T. Mullis JOHN N. TSITSIKLIS

C. W. Barnes, “Roundoff noise and overflow in normal digital filters,” IEEE Tram. Circuits Syst., vol. CAS-26, pp. 154159, Mar. 19’79. W. L. Mills, C. T. Mullis, and R. A.-Roberts, “Normal realizations of IIR digital filters,” in 1979 IEEE Int. Qnf. Acoustics, Speec,h, Signal Processing Rec., pp. 340-343, Apr. 1979. M. Atjmattd and R. A. Roberts, “Reduced multiplier, low roundoff noise digital ...

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