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Soon-Geol Kwon

Publications and source records attributed to Soon-Geol Kwon.

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Point values and normalization of two-direction multiwavelets and their derivatives

Two-direction multiscaling functions $\boldsymbolϕ$ and two-direction multiwavelets $\boldsymbolψ$ associated with $\boldsymbolϕ$ are more general and more flexible setting than one-direction multiscaling functions and multiwavelets. In this paper, we investigate how to find and normalize point values and those of derivatives of the two-direction multiscaling functions $\boldsymbolϕ$ and multiwavelets $\boldsymbolψ$. %associated with $\boldsymbolϕ$. For finding point values, we investigate the eigenvalue approach. For normalization, we investigate the normalizing conditions for them by normalizing the zeroth continuous moment of $\boldsymbolϕ$. Examples for illustrating the general theory are given.

cs.IT

Two-direction multiwavelet moments

Two-direction multiscaling functions $\boldphi$ and two-direction multiwavelets $\boldpsi$ associated with $\boldphi$ are a more general and more flexible setting than one-direction multiscaling functions and multiwavelets. In this paper, we derive two methods for computing continuous moments of orthogonal two-direction multiscaling functions $\boldphi$ and orthogonal two-direction multiwavelets $\boldpsi$ associated with $\boldphi$. The first method is by doubling and the second method is by separation. Two examples for both methods are given.

math.FA