Özet
Integer-coefficient Discrete Wavelet Transformation (DWT) filters widely used in the literature are implemented and investigated as spectral decorrelator for on-board lossless hyperspectral image compression. As the performance of spectral decorrelation step has direct impact on the compression ratio (CR), it is important to employ the most convenient spectral decorrelator in terms of low computational complexity and high CR. Extensive tests using AVIRIS image data set are carried out and CRs corresponding to various subband decomposition levels are presented within a lossless hyperspectral compression framework. Results suggest that Cohen-Daubechies-Feauveau (CDF) 9/7 integer-coefficient wavelet transform with five levels of spectral subband decomposition would be an efficient spectral decorrelator for on-board lossless hyperspectral image compression.
| Orijinal dil | İngilizce |
|---|---|
| Ana bilgisayar yayını başlığı | 2014 6th Workshop on Hyperspectral Image and Signal Processing |
| Ana bilgisayar yayını alt yazısı | Evolution in Remote Sensing, WHISPERS 2014 |
| Yayınlayan | IEEE Computer Society |
| ISBN (Elektronik) | 9781467390125 |
| DOI'lar | |
| Yayın durumu | Yayınlandı - 28 Haz 2014 |
| Harici olarak yayınlandı | Evet |
| Etkinlik | 6th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, WHISPERS 2014 - Lausanne, Switzerland Süre: 24 Haz 2014 → 27 Haz 2014 |
Yayın serisi
| Adı | Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing |
|---|---|
| Hacim | 2014-June |
| ISSN (Basılı) | 2158-6276 |
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| ???event.eventtypes.event.conference??? | 6th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, WHISPERS 2014 |
|---|---|
| Ülke/Bölge | Switzerland |
| Şehir | Lausanne |
| Periyot | 24/06/14 → 27/06/14 |
Bibliyografik not
Publisher Copyright:© 2014 IEEE.
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