Results 11 to 20 of about 2,145 (185)

On the Randomness of Compressed Data

open access: yesInformation, 2020
It seems reasonable to expect from a good compression method that its output should not be further compressible, because it should behave essentially like random data.
Shmuel T. Klein, Dana Shapira
doaj   +1 more source

Implementation of Clock Gating for Power Optimizing in Synchronous Design

open access: yesTikrit Journal of Engineering Sciences, 2018
Huffman coding is very important technique in information theory. Compression technique is the technology for reducing the amount of data used to denote any content without decreasing the quality.
Hussein Shakor Mogheer   +1 more
doaj   +3 more sources

Lossless Text Image Compression using Two Dimensional Run Length Encoding

open access: yesJOIN: Jurnal Online Informatika, 2020
Text images are used in many types of conventional data communication where texts are not directly represented by digital character such as ASCII but represented by an image, for instance facsimile file or scanned documents.
Hilal H Nuha
doaj   +1 more source

Huffman coding

open access: yesInternational journal of health sciences, 2022
In the proposed Huffman LEACH model, energy consumption increases exponentially with distance and there are no maximum limits. The transmit power level of a sensor node can only be adjusted to discrete values that may result in one transmit power level for various distances.
Sunil S. Harakannanavar   +5 more
openaire   +1 more source

Lossless Compression Algorithm Based on Hybrid Coding of Adaptive Huffman and Golomb-Rice for WSN [PDF]

open access: yesJisuanji gongcheng, 2016
Aiming at the problem that traditional Wireless Sensor Network(WSN) data compression algorithms cannot take both compression efficiency and data loss into account,a fast and efficient Lossless Adaptive Compression(LAC) algorithm based on adaptive Huffman
XIE Ruiyun,HAI Benzhai
doaj   +1 more source

Block huffman coding

open access: yesComputers & Mathematics with Applications, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Abdul Mannan, M., Kaykobad, M.
openaire   +2 more sources

Asymmetrical Two-Level Scalar Quantizer with Extended Huffman Coding for Compression of Laplacian Source

open access: yesAdvances in Electrical and Computer Engineering, 2013
This paper proposes a novel model of the two-level scalar quantizer with extended Huffman coding. It is designed for the average bit rate to approach the source entropy as close as possible provided that the signal to quantization noise ratio (SQNR ...
PERIC, Z.   +4 more
doaj   +1 more source

A Lossless Compression Method for Chat Messages Based on Huffman Coding and Dynamic Programming

open access: yesComputers, 2021
There is always an increasing demand for data storage and transfer; therefore, data compression will always be a fundamental need. In this article, we propose a lossless data compression method focused on a particular kind of data, namely, chat messages,
Julián Moreno Cadavid   +1 more
doaj   +1 more source

Approximating Huffman Codes in Parallel

open access: yesJournal of Discrete Algorithms, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Piotr Berman   +2 more
openaire   +3 more sources

Lossless text compression using GPT-2 language model and Huffman coding [PDF]

open access: yesSHS Web of Conferences, 2021
Modern daily life activities produced lots of information for the advancement of telecommunication. It is a challenging issue to store them on a digital device or transmit it over the Internet, leading to the necessity for data compression.
Rahman Md. Atiqur, Hamada Mohamed
doaj   +1 more source

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