Results 31 to 40 of about 2,705,238 (250)

A quantum analog of Huffman coding [PDF]

open access: yes, 1998
We analyze a generalization of Huffman coding to the quantum case. In particular, we notice various difficulties in using instantaneous codes for quantum communication.
Braunstein, Samuel L.   +3 more
core   +3 more sources

Creation of a video data reliability assessment model for compression coding technology in the conditions of errors in the data transmission channel

open access: yesСистеми обробки інформації, 2022
The technology of compression coding of video data for information communication systems of the air segment is being studied. Distinctive features of the developed technology are the following: structural decomposition of the information space by ...
С. І. Хмелевський   +5 more
doaj   +1 more source

HUBFIRE - A multi-class SVM based JPEG steganalysis using HBCL statistics and FR Index [PDF]

open access: yes, 2010
Blind Steganalysis attempts to detect steganographic data without prior knowledge of either the embedding algorithm or the 'cover' image. This paper proposes new features for JPEG blind steganalysis using a combination of Huffman Bit Code Length (HBCL ...
Bhat, V.H.   +4 more
core   +1 more source

Teknik Kompresi pada Transmisi Data Citra Payload KOMURINDO

open access: yesKomputika, 2018
Dalam bidang teknologi informasi, citra merupakan elemen penting dalam penyediaan informasi visual. Pada kompetisi KOMURINDO, pengiriman data gambar dan data sensor merupakan penilaian wajib.
Muhammad Aria, Aang Sanjaya
doaj   +1 more source

Message Group Optimization in Kyber-512 Post-Quantum Cryptography: Comparing Proposed Static Encoding With Huffman Code, Base-64, and ASCII Methods

open access: yesIEEE Access
Post-Quantum Cryptography (PQC) indicates a significant progression in cryptographic research. Kyber-512, a principal algorithm in the Kyber family, has attained international standard certification in PQC.
Kritsanapong Somsuk
doaj   +1 more source

A Simple Binary Run-Length Compression Technique for Non-Binary Sources Based on Source Mapping

open access: yesActive and Passive Electronic Components, 2001
In this paper, we propose a very simple and efficient binary run-length compression technique for non-binary sources. The technique is based on mapping the non-binary information source into an equivalent binary source using a new fixed-length code ...
Abdel-Rahman Jaradat, Mansour I. Irshid
doaj   +1 more source

Post‐Processed CMIP6 Climate Projections for Hydro‐Environmental Risk Assessment in the Middle East and Central Asia

open access: yesInternational Journal of Climatology, EarlyView.
Estimating water resources is important for regional climate impact analysis and risk estimation. The Middle East and Central Asia have largely reached the limit of sustainably usable water across their river basins and ecosystems. Strategies designed to mitigate environmental risks require a reliable estimation of water availability trends.
Paolo Reggiani   +4 more
wiley   +1 more source

Uji Efektifitas Kompresi Golomb-Rice dan Huffman untuk Metadata EXIF dalam File JPEG

open access: yesJISKA (Jurnal Informatika Sunan Kalijaga)
Compression algorithms are now called modern compression algorithms. This improvement is characterized by the combination of various classical techniques and is even based on machine learning and AI.
Yasir Hasan
doaj   +1 more source

Image Compression Scheme Using Improved Basic-LAVQ and Optimized VLC

open access: yesJournal of King Saud University: Engineering Sciences, 1996
In this paper, a predictive locally adaptive vector quantization (PLAVQ) for real-time image compression is developed and simulated. It is a hybrid of improved predictor, LAVQ and (VLC). The latter is a combination of Laplacian quantizer, Huffman coding,
Awad Kh. Al-Asmari   +2 more
doaj   +1 more source

Real-time data compression of broadcast video signals [PDF]

open access: yes, 1990
A non-adaptive predictor, a nonuniform quantizer, and a multi-level Huffman coder are incorporated into a differential pulse code modulation system for coding and decoding broadcast video signals in real ...
Barnes, Scott P.   +2 more
core   +2 more sources

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