Özet
In medicine, Doppler ultrasound is frequently used as a non invasive diagnostic technique to evaluate cardiovascular disorders. The outputs of Doppler ultrasound systems are in quadrature format and they have to be preprocessed to obtain directional blood flow signals. Later these directional signals can be analyzed to detect asymptomatic embolic signals in the cerebral circulation. Embolic signals can be considered as narrow-band (or band-limited) signals and that's why various frequency based methods such as Fourier transform and discrete wavelet transform were used to process these signals. In this study, a complex discrete wavelet packet transform, which has the ability of mapping directional information while processing quadrature signals, is introduced and its analyticity property is examined using band-limited synthetic quadrature signals.
| Orijinal dil | İngilizce |
|---|---|
| Ana bilgisayar yayını başlığı | The International Conference on Health Informatics, ICHI 2013 |
| Editörler | Igor Lackovic, Paulo de Carvalho, Yuan-Ting Zhang, Ratko Magjarevic |
| Yayınlayan | Springer Verlag |
| Sayfalar | 9-12 |
| Sayfa sayısı | 4 |
| ISBN (Elektronik) | 9783319030043 |
| DOI'lar | |
| Yayın durumu | Yayınlandı - 2014 |
| Harici olarak yayınlandı | Evet |
| Etkinlik | International Conference on Health Informatics, ICHI 2013 - Vilamoura, Portugal Süre: 7 Kas 2013 → 9 Kas 2013 |
Yayın serisi
| Adı | IFMBE Proceedings |
|---|---|
| Hacim | 42 |
| ISSN (Basılı) | 1680-0737 |
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| ???event.eventtypes.event.conference??? | International Conference on Health Informatics, ICHI 2013 |
|---|---|
| Ülke/Bölge | Portugal |
| Şehir | Vilamoura |
| Periyot | 7/11/13 → 9/11/13 |
Bibliyografik not
Publisher Copyright:© 2014, Springer International Publishing Switzerland.
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