Dergiler / Hacettepe Journal of Mathematics and Statistics / 2026 / Volume: 49 Issue: 5

Existence of representation frames based on wave packet groups

Ali Akbar Arefijamaal(Hakim Sabzevari University)0000-0003-2153-352X
Atefe Razghandi(Hakim Sabzevari University)0000-0002-5253-1730
Sayfa
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Yayın Tarihi
2020-10-06
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⚡ TL;DR(1 Cümlede Hızlı Çıkarım)

Finally, we establish some methods to find dual of such continuous frames in the form of original frames.

📌 3 Maddede Bu Makale

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Amaç & Hipotez:Let $H$ be a locally compact group, $K$ a locally compact abelian group with dual group $\hat{K}$.
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Temel Bulgular & Veri:We review the quasi regular representation on $G_{\Theta}$ and extend the continuous Zak transform to $L^{2}(G_{\Theta})$.
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Sonuç & Katkı:Finally, we establish some methods to find dual of such continuous frames in the form of original frames.
🔬Tür:Literatür & Derleme Çalışması
📍Kapsam:Genişletilmiş Akademik Örneklem
⚙️Değişkenler:semidirect product groups · quasi regular representation · wave packet groups

Abstract

Let $H$ be a locally compact group, $K$ a locally compact abelian group with dual group $\hat{K}$. In this article, we consider the wave packet group $G_{\Theta}$ which is the semidirect product of locally compact groups $H$ and $K\times \hat{K}$, where $\Theta$ is a continuous homomorphism from $H$ into $Aut(K\times\hat{K})$. We review the quasi regular representation on $G_{\Theta}$ and extend the continuous Zak transform to $L^{2}(G_{\Theta})$. Moreover, we state a continuous frame based on $G_{\Theta}$ to reconstruct the element of $L^{2}\left(K\times \hat{K}\right)$. These results are extended to more general wave packet groups. Finally, we establish some methods to find dual of such continuous frames in the form of original frames.

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Bu Makaleye Atıf Yap

Arefijamaal, A. A., Razghandi, A. (2020). Existence of representation frames based on wave packet groups. Hacettepe Journal of Mathematics and Statistics, Volume: 49 Issue: 5. https://doi.org/10.15672/hujms.540946

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