Results 71 to 80 of about 305,381 (270)

Structure and Rank of a Cyclic Code over a Class of Nonchain Rings

open access: yesJournal of Mathematics
The rings Z4+νZ4 have been classified into chain rings and nonchain rings based on the values of ν2∈Z4+νZ4. In this paper, the structure of a cyclic code of arbitrary length over the rings Z4+νZ4 for those values of ν2 for which these are nonchain rings ...
Nikita Jain, Sucheta Dutt, Ranjeet Sehmi
doaj   +1 more source

Some classes of bipartite graphs induced by Gray codes

open access: yesElectronic Journal of Graph Theory and Applications, 2017
A Gray code of length n is a list of all binary words of length n such that each two successive codewords differ in only one bit position. If the first and the last codewords also share this property, the Gray code is called cyclic, otherwise it is ...
I Nengah Suparta
doaj   +1 more source

"Catching Errors in Cyclic Codes" "Detection of Errors in Cyclic Codes" « Error - Trapping in Cyclic Codes »

open access: yes, 2022
Coding theory (English: coding theory) is a branch of mathematics (mathematics) and computer science (computer science) that deals with error-prone situations in the process of transmitting data over communication channels. noise channels), using sophisticated methods that make the majority of errors that occur can be corrected.
Tran Van Anh   +4 more
openaire   +3 more sources

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

Quantum secure communication algorithm based on cyclic code and information compression

open access: yesTongxin xuebao, 2020
For the problem that the classical secure communication was challenging to transmit information,a quantum secure communication algorithm based on cyclic code and information compression was proposed.First,the data was encoded into two sets of data with ...
Hongyang MA   +4 more
doaj  

Weights of cyclic codes

open access: yesInformation and Control, 1977
Using results on linear recurring sequences the author gives an inequality for the weight of the nonzero codewords of cyclic codes. In the case of cyclic codes with parity-check polynomial without multiple roots a refined inequality is proved. For certain binary cyclic codes the exact weight distribution can be determined.
openaire   +2 more sources

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

A Family of Almost MDS Symbol-Pair Codes of Length 8p

open access: yesIEEE Access
In high-density data storage systems, symbol-pair codes are commonly used to prevent symbol-pair errors. Designing maximum distance separable (MDS) codes is crucial in symbol-pair coding theory because MDS symbol-pair codes are the best at meeting the ...
Hai Q. Dinh   +3 more
doaj   +1 more source

Keratin 19 as a prognostic marker and contributing factor of metastasis and chemoresistance in high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Keratin 19 (KRT19) is overexpressed in high‐grade serous ovarian cancer with high levels of Kallikrein‐related peptidases (KLK) 4–7 and is associated with poor survival. In vivo analyses demonstrate that elevated KRT19 increases peritoneal tumour burden.
Sophia Bielesch   +13 more
wiley   +1 more source

Construction of Quasi-Cyclic Product Codes

open access: yes, 2015
Linear quasi-cyclic product codes over finite fields are investigated. Given the generating set in the form of a reduced Gr{\"o}bner basis of a quasi-cyclic component code and the generator polynomial of a second cyclic component code, an explicit ...
Ling, San, Zeh, Alexander
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