Özet
This paper considers reconstruction of missing pixels and formulates the problem under directional total variation (DTV) regularization. In order to devise an algorithm, forward-backward splitting method is used as a convex optimization tool, in conjunction with a fast projected gradient-based algorithm. The results are compared with the results of TV-based setting, and the utility of using DTV is shown in terms of accuracy, when an image with a dominant direction is the case.
Tercüme edilen katkı başlığı | Image reconstruction from sparse samples using directional total variation minimization |
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Orijinal dil | Türkçe |
Ana bilgisayar yayını başlığı | 2016 24th Signal Processing and Communication Application Conference, SIU 2016 - Proceedings |
Yayınlayan | Institute of Electrical and Electronics Engineers Inc. |
Sayfalar | 1185-1188 |
Sayfa sayısı | 4 |
ISBN (Elektronik) | 9781509016792 |
DOI'lar | |
Yayın durumu | Yayınlandı - 20 Haz 2016 |
Etkinlik | 24th Signal Processing and Communication Application Conference, SIU 2016 - Zonguldak, Turkey Süre: 16 May 2016 → 19 May 2016 |
Yayın serisi
Adı | 2016 24th Signal Processing and Communication Application Conference, SIU 2016 - Proceedings |
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???event.eventtypes.event.conference??? | 24th Signal Processing and Communication Application Conference, SIU 2016 |
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Ülke/Bölge | Turkey |
Şehir | Zonguldak |
Periyot | 16/05/16 → 19/05/16 |
Bibliyografik not
Publisher Copyright:© 2016 IEEE.
Keywords
- convex optimization
- directional total variation
- image reconstruction
- proximal splitting methods