Results 11 to 20 of about 338,774 (159)

Unequal Error Protection Techniques Based on Wyner-Ziv Coding

open access: yesEURASIP Journal on Image and Video Processing, 2009
Compressed video is very sensitive to channel errors. A few bit losses can stop the entire decoding process. Therefore, protecting compressed video is always necessary for reliable visual communications.
Salama Paul, Liang Liang, Delp EdwardJ
doaj   +2 more sources

Research on Pre-processing Techniques for Video Coding [PDF]

open access: yesJisuanji gongcheng
The rapid increase in video data volume poses severe challenges when available bandwidth is limited, necessitating an improvement in video coding efficiency.
Lü Mengfan, SHANG Xiwu, LI Guoping, WANG Guozhong
doaj   +1 more source

Speech Coding Techniques

open access: yesProcedia Computer Science, 2015
AbstractSpeech coding has been major issue in the area of digital speech processing. Speech coding is the process of transforming the speech signal in a more compressed form, which can then be transmitted with few numbers of binary digits. It is not possible to access unlimited bandwidth of a channel each time we send a signal across it which leads to ...
Jagtap, S.K., Mulye, M.S., Uplane, M.D.
openaire   +1 more source

Compression Word Coding Techniques for Information Retrieval

open access: yesInformation Technology and Libraries, 1968
A description and comparison is presented of four compression techniques for word coding having application to information retrieval. The emphasis is on codes useful in creating directories to large data files.
William R. Nugent
doaj   +1 more source

Sentiment analysis. An example of application and evaluation of RID dictionary and Bayesian classification methods in qualitative data analysis approach [PDF]

open access: yesPrzeglad Socjologii Jakosciowej, 2014
The purpose of this article is to present the basic methods for classifying text data. These methods make use of achievements earned in areas such as: natural language processing, the analysis of unstructured data.
Krzysztof Tomanek
doaj  

Random coding techniques for nonrandom codes

open access: yesIEEE Transactions on Information Theory, 1999
Summary: This work provides techniques to apply the channel coding theorem and the resulting error exponent, which was originally derived for totally random block-code ensembles, to ensembles of codes with less restrictive randomness demands. As an example, the random coding technique can even be applied for an ensemble that contains a single code. For
Shulman, Nadav, Feder, Meir
openaire   +2 more sources

Editorial to the Special Section on Optimized Image/Video Coding Based on Deep Learning

open access: yesIEEE Open Journal of Circuits and Systems, 2021
This Special Section of the IEEE Open Journal of Circuits and Systems is dedicated to a collection of articles on Optimized Image/Video Coding based on Deep Learning, to promote techniques in algorithms, implementations, and applications in this highly ...
Zhibo Chen   +2 more
doaj   +1 more source

Convolutional codes: techniques of construction [PDF]

open access: yesComputational and Applied Mathematics, 2014
In this paper we show how to construct new convolutional codes from old ones by applying the well-known techniques: puncturing, extending, expanding, direct sum, the (u|u + v) construction and the product code construction. By applying these methods, several new families of convolutional codes can be constructed.
openaire   +2 more sources

Analysis of software developers’ coding behavior: A survey of visualization analysis techniques using eye trackers

open access: yesComputers in Human Behavior Reports, 2022
The coding behavior of a software developer is not easily gathered and investigated. One accurate and objective approach is to utilize eye tracking techniques to capture how developers' write code, use tools, and read natural language documents and ...
Daniel Kyle Davis, Feng Zhu
doaj   +1 more source

Distributed Source Coding Techniques for Lossless Compression of Hyperspectral Images

open access: yesEURASIP Journal on Advances in Signal Processing, 2007
This paper deals with the application of distributed source coding (DSC) theory to remote sensing image compression. Although DSC exhibits a significant potential in many application fields, up till now the results obtained on real signals fall short of ...
Marco Grangetto   +3 more
doaj   +2 more sources

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