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Effective wavelet-based compression method with adaptive quantization threshold and zerotree coding

Artur Przelaskowski, Marian Kazubek, Tomasz Jamrogiewicz, C.-C. Jay Kuo, Shih-Fu Chang, Venkat N. Gudivada
1997 Multimedia Storage and Archiving Systems II  
Efficient image compression technique especially for medical applications is presented.  ...  Specifically our method has similar to SPIHT efficiency in MR image compression, slightly better for CT image and significantly better in US image compression.  ...  The MHC value is used again because of the LL areas of MHC appearance strong correlation with zero-valued data areas in the next subbands.  ... 
doi:10.1117/12.290355 fatcat:cn5lt3oqq5am5hzqvou73vomoq

Image Compression of MRI Image using Planar Coding

Lalitha Y, Mrityunjaya V.
2011 International Journal of Advanced Computer Science and Applications  
Keyword-image coding; embedded block coding; context modeling; multi rate services.  ...  performance as compared to the existing coding techniques.  ...  The rapid growth of digital imaging technology in conjunction with the ever-expanding array of access technologies has led to a new set of requirements for image compression algorithms.  ... 
doi:10.14569/ijacsa.2011.020705 fatcat:hpx643b56zfvhkbxdtd7hshna4

Prolog to - High-performance compression of visual information-a tutorial review- part I: still pictures

O. Egger, P. Fleury, T. Ebrahimi, M. Kunt
1999 Proceedings of the IEEE  
Predictive methods are suited to lossless and low-compression applications.  ...  Lossless compression is achieved if no distortion is introduced in the coded image. Applications requiring this type of compression include medical imaging and satellite photography.  ...  Bilgin from the Signal Processing and Coding Laboratory (SPACL) of the University of Arizona for producing the TCQ coded images.  ... 
doi:10.1109/jproc.1999.763311 fatcat:hwhemf7pkneafpcessvvbwauqq

High-performance compression of visual information-a tutorial review. I. Still pictures

O. Egger, P. Fleury, T. Ebrahimi, M. Kunt
1999 Proceedings of the IEEE  
Predictive methods are suited to lossless and low-compression applications.  ...  Lossless compression is achieved if no distortion is introduced in the coded image. Applications requiring this type of compression include medical imaging and satellite photography.  ...  Bilgin from the Signal Processing and Coding Laboratory (SPACL) of the University of Arizona for producing the TCQ coded images.  ... 
doi:10.1109/5.763312 fatcat:4wbpqygetjfkjhtpfwd4y4c7ka

Integer wavelet transformations with predictive coding improves 3D similar image set compression

Xiaojun Qi, John M. Tyler, Oleg S. Pianykh, Harold H. Szu, David L. Donoho, Adolf W. Lohmann, William J. Campbell, James R. Buss
2001 Wavelet Applications VIII  
This paper exploits dependencies that exist between the pixel intensities in three dimensions to improve compression for a set of similar medical images.  ...  This set compression improvement is demonstrated with 3-D sets of magnetic resonance (MR) brain images.  ...  The application of wavelet transforms in image compression has shown promising results.  ... 
doi:10.1117/12.421205 fatcat:vm4kiglucvdupkqnqrktabo2te

A Combined Fractal and Wavelet Angiography Image Compression Approach

Al-Fahoum A
2013 Open Medical Imaging Journal  
A data set containing 1000 x-ray angiograms is used to study the performance of the algorithm.  ...  A minimum compression ratio of 30 with a peak signal to noise ratio (PSNR) of 36 dB and percent diameter stenosis deviation of (<0.2%) was achieved.  ...  Another criterion is introduced in the Hybrid Fractal Zerotree Wavelet Image Coding which couples a zero tree-based encoder, such as the embedded zerotree wavelet (EZW) coder or set partitioning in hierarchical  ... 
doi:10.2174/1874347101307010009 fatcat:jc43o76bsjhwthokpvyyicmogy

Ultra low bitrate retinal image compression using integer lifting scheme and subband encoder

Yassine Habchi, Ameur Fethi Aimer, Mohammed Beladgham, Riyadh Bouddou
2021 Indonesian Journal of Electrical Engineering and Computer Science  
This method has contributed significantly to the production of large data that can quickly saturate transmission, storage systems and increase processing time, so the need to compress images efficiently  ...  set partitioning in hierarchical trees (SPIHT) to encode large coefficients.  ...  After a few years, Stephane Mallat contributed in a fundamental way to the development of wavelet theory with applications like medical imaging.  ... 
doi:10.11591/ijeecs.v24.i1.pp295-307 fatcat:2pcl2v6n7zb55j6aqkze5lg7rm

A Survey Over Image Quality Analysis Techniques for Brain MR Images

Luminița Moraru, Simona Moldovanu, Cristian Dragos Obreja
2015 International Journal of Radiology  
ACKNOWLEDGEMENTS The author Simona Moldovanu would like to thank the Project PERFORM, ID POSDRU/159/1.5/S/138963 of "Dunărea de Jos" University of Galaţi, Romania for support.  ...  The main applicability of BC is in the field of color histograms to correlate images and this method produces biased results when it is applied to gray scale images.  ...  demonstrated that images having the same MSE may show strong different image quality.  ... 
doi:10.17554/j.issn.2313-3406.2015.02.5 fatcat:fcnsuazpfferdfggi3njavoxii

High-Fidelity Image Compression for High-Throughput and Energy-Efficient Cameras

Xiaolin Wu, Jiantao Zhou, Heng Wang
2011 2011 Data Compression Conference  
In this thesis, we propose a new encoder-friendly image compression strategy for high-throughput cameras and other scenarios of resource-constrained encoders.  ...  His enthusiasm, encouragement and patience were essential to the completion of this project. I am also grateful to my co-supervisor Dr. Dumitrescu Sorina for her patience and suggestions.  ...  Some well-known implementations of the wavelet-based compression algorithms are Set Partitioning In Hierarchical Trees (SPIHT) proposed by Said and Pearlman [11] , Embedded Zerotree Wavelet (EZW) proposed  ... 
doi:10.1109/dcc.2011.50 dblp:conf/dcc/WuZW11 fatcat:hwbugeopzjhmth7ipzi3hlvpcu

Predicted and perceived quality of bit-reduced gray-scale still images [article]

Meesters, LMJ (Lydia), Houtsma, AJM (Adrian), Kohlrausch, AG (Armin), Martens, JBOS (Jean-Bernard)
2002
Link to publication General rights Copyright and moral rights for the publications made accessible in the public portal are retained by the authors and/or other copyright owners and it is a condition of  ...  published version features the final layout of the paper including the volume, issue and page numbers.  ...  Performance-oriented image quality is applicable whenever the purpose of the images is to facilitate detection tasks. Medical diagnosing for instance is facilitated by MRI or CT images.  ... 
doi:10.6100/ir555781 fatcat:gyplyatv7zbx7pz3bglhg2rwwy