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Variational Bayes Inference in Digital Receivers [article]

Viet Hung Tran
2018 arXiv   pre-print
The exact scheme is a recursive one, namely the generalized distributive law (GDL), whose purpose is to distribute all operators across the conditionally independent (CI) factors of the joint model, so  ...  For practical use, two novel algorithms, namely the no-longer-needed (NLN) algorithm and the generalized form of the Markovian Forward-Backward (FB) algorithm, recursively factorizes and computes the CI  ...  indices can be updated by either sliding window approach (LZ77 algorithm [Ziv and Lempel (1977) ]), or a tree-structure approach (LZ78 algorithm [Ziv and Lempel (1978) ]).  ... 
arXiv:1811.02506v1 fatcat:qqdtg7bj3jdclhjhhmp2os3xku

Perceptual coding of digital audio

T. Painter, A. Spanias
2000 Proceedings of the IEEE  
Next, filter bank design issues and algorithms are addressed, with a particular emphasis placed on the modified discrete cosine transform, a perfect reconstruction cosine-modulated filter bank that has  ...  Then, we describe subjective evaluation methodologies in some detail, including the ITU-R BS.1116 recommendation on subjective measurements of small impairments.  ...  ACKNOWLEDGMENT The authors would like to thank the anonymous reviewers for their constructive comments and corrections.  ... 
doi:10.1109/5.842996 fatcat:jkfvoxg7zrcyxg6fyahe4u73pu

Field Programmable Gate Array Applications—A Scientometric Review

Juan Ruiz-Rosero, Gustavo Ramirez-Gonzalez, Rahul Khanna
2019 Computation  
These publications show the vast range of applications based on FPGAs, from the new mechanism that enables the magnetic suspension system for the kilogram redefinition, to the Mars rovers' navigation systems  ...  on chip or even artificial intelligence systems.  ...  In FPGAs data compression has been implemented in the LZ77 algorithm [1247] [1248] [1249] [1250] , Huffman coding [1251] [1252] [1253] , LZW (Lempel-Ziv-Welch) algorithm [1248, [1254] [1255] [1256]  ... 
doi:10.3390/computation7040063 fatcat:wxtatzsvvnfopghdfl25hcfc2a

Flavor: A Language for Media Representation [article]

Alexandros Eleftheriadis, Danny Hong
2003 arXiv   pre-print
This allows describing in a single place both the in-memory representation of data as well as their bitstream-level (compressed) representation.  ...  Flavor also comes with a translator that automatically generates standard C++ or Java code from the Flavor source code so that direct access to compressed multimedia information by application developers  ...  of the MPEG-4 standard.  ... 
arXiv:cs/0301003v1 fatcat:evle4zoe6neidagmacfjqc32im

Reservoir computing approaches to EEG-based detection of microsleeps [article]

Sudhanshu Ayyagari, University Of Canterbury
2017
The main motivation of this project was to develop a state-of-the-art lapse detection system by employing novel classifier schemes based on reservoir computing (RC), specifically echo state networks (ESNs  ...  This is the first project and study to have implemented and evaluated EEG-based microsleep detection using RC models for the characterization and detection of microsleeps from the underlying EEG.  ...  Peiris et al. (2011) , reported the performance of a lapse detector, estimating the lapse/not-lapse state at 1 Hz based on power spectral features, approximate entropy, fractal dimension, and Lempel-Ziv  ... 
doi:10.26021/1455 fatcat:7n4d765zjrhpdow66ut2klnsbq

1 Keynote address by Nobel Laureate Phillip A. Sharp the 21st century opened with a revolution in RNA biology

Phillip A. Sharp
2015 Journal of Biomolecular Structure and Dynamics  
The discoveries of RNA interference and the evolutionary conservation of microRNAs at the turn of the century heralded a revolution in RNA Biology and the development of important innovations.  ...  Excitingly, these insights and others are now being translated into new treatments for diseases and control of plant pathogens. 2 His Nobel Lecture and his speculative commentary on "What does the Future  ...  PNA binding to the non-template DNA strand interferes with transcription, suggesting a blockage mechanism mediated by R-loop formation. Molecular Carcinogenesis. (Epub ahead of print).  ... 
doi:10.1080/07391102.2015.1032624 fatcat:w7iil7k3ize77bjkthcyi52ohy

Board of Directors of OGF

Qiang Fu, Academia Kaindl, Yaser Chaaban, Darryl Davis, Leonardo Dagui De Oliveira, Lars Fredrik, Høimyr Edvardsen, Simon Fong, Joao Luis, Garcia Rosa, Jürgen Graf, Abdelhakim Hafid (+20 others)
Spain Wolfgang Gentzsch   unpublished
The advances in applying ontology and semantics concepts, web-oriented agents, ambient intelligence, and coordination between autonomous entities led to different solutions on knowledge discovery, learning  ...  Also, this event could not have been a reality without the support of many individuals, organizations, and sponsors.  ...  ACKNOWLEDGMENT The authors would like to thank the Portuguese Science Foundation, FCT, for the funding to IDMEC through the Associated Laboratory in Energy, Transports, Aeronautics and Space (LAETA).  ... 
fatcat:ozeimtnlyfaodozidpxwgxkvfm

Informatic An International Journal of Computinj and Informatics

-O
1994 unpublished
Acknowledgements We are grateful to Ankica Babic for providing the lit erature on RST and Matevž Kovačič and Uroš Pompe for their comments on the manuseript.  ...  Acknowledgment The authors gratefully acknowledge the comments provided by the anonymous referees which helped improving the readability of the paper.  ...  We have chosen a variation of the Lempel-Ziv procedure which is called LZW due to Welch [3] .  ... 
fatcat:qxakqsqn7vhrrjij66sxpfvxsi

Robotic isotropy and optimal robot design of planar manipulators

M.V. Kircanski
Proceedings of the 1994 IEEE International Conference on Robotics and Automation  
Information Theory Discrete messages, the concept of amount of Information, Entropy, Information rate, coding to increase average Information per bit -Huffman coding, Lempel Ziv coding, Shannon's Theorem  ...  Compression and Decompression: Types of compression, Binary image compression schemes, Color, Gray scale, Still video image compression, Video image compression, Audio compression, Fractal compression,  ...  Five assignments based on these topics. 2 One assignment using Computer Software. 3 Preparation and presentation of Case study. RECOMMENDED TEXT BOOKS: 1.  ... 
doi:10.1109/robot.1994.351213 dblp:conf/icra/Kircanski94 fatcat:uawqnzropbgivcanzqihtimt2m

Κρυπτογραφία με Χάος

Γεώργιος Χρ. Μακρής
2019
for encryption of text and image, using classes of chaotic transformations, 4) the implementation of algorithms in real images and texts and 5) the evaluation of results based on criteria and indicators  ...  We analyzed the encryption algorithms from 4 classes of chaotic systems, 6 image encryption schemes (ΣΚΕ) and 2 text encryption schemes (ΣΚΚ).  ...  for encryption of text and image, using classes of chaotic transformations, 4) the implementation of algorithms in real images and texts and 5) the evaluation of results based on criteria and indicators  ... 
doi:10.26262/heal.auth.ir.280571 fatcat:laop5ghnknfhrm7dybftbm76lq

An architecture for low-density parity-check convolutional code encoders and decoders

Ramkrishna Swamy
2007
The author has granted a non exclusive license allowing Library and Archives Canada to reproduce, publish, archive, preserve, conserve, communicate to the public by telecommunication or on the Internet  ...  Stephen Bates, for his in valuable patience, guidance and continuous support during the research and writing phases.  ...  Acknowledgements The work herein was funded by the Semiconductor Research Corporation (SRC), Natural Sciences and Engineering Research Council of Canada (NSERC) and the University of Alberta.  ... 
doi:10.7939/r3-4nj3-e826 fatcat:ytikyvxsffhrjhrhsvtxf2s7w4