Results 1 to 10 of about 956,301 (319)

Gray matter axonal connectivity maps. [PDF]

open access: goldFrontiers in Psychiatry, 2015
Structural brain connectivity is generally assessed through methods that rely on pre-defined regions of interest (e.g. Brodmann’s areas), thus preventing analyses that are largely free from a-priori anatomical assumptions.
Leonardo eBonilha   +4 more
doaj   +4 more sources

Using high angular resolution diffusion imaging data to discriminate cortical regions. [PDF]

open access: yesPLoS ONE, 2013
Brodmann's 100-year-old summary map has been widely used for cortical localization in neuroscience. There is a pressing need to update this map using non-invasive, high-resolution and reproducible data, in a way that captures individual variability.
Zoltan Nagy   +4 more
doaj   +5 more sources

On skew cyclic codes over $ M_{2}(\mathbb{F}_{2}) $

open access: yesAIMS Mathematics, 2023
The algebraic structure of skew cyclic codes over $ M_{2} $($ \mathbb{F}_2 $), using the $ \mathbb{F}_4 $-cyclic algebra, is studied in this work. We determine that a skew cyclic code with a polynomial of minimum degree $ d(x) $ is a free code generated ...
Xuesong Si, Chuanze Niu
doaj   +1 more source

Türetim ile Z_(2^s )+uZ_(2^s ) Halkası Üzerinde Aykırı Devirli Kodlar

open access: yesJournal of Advanced Research in Natural and Applied Sciences, 2022
Kodlama teorisinde, lineer kodların özel bir sınıfı olan devirli kodlar ile ilgili araştırmalar büyük ilgi görmektedir. Bu ilginin en önemli nedenlerinden bazıları devirli kodların zengin cebirsel özelliklere sahip olmaları, birçok uygulama alanlarının ...
Basri Çalışkan
doaj   +1 more source

DNA Code from Cyclic and Skew Cyclic Codes over F4[v]/v3

open access: yesEntropy, 2023
The main motivation of this work is to study and obtain some reversible and DNA codes of length n with better parameters. Here, we first investigate the structure of cyclic and skew cyclic codes over the chain ring R:=F4[v]/⟨v3⟩.
Om Prakash   +4 more
doaj   +1 more source

Image Defogging Algorithm Based on B-Spline Curve Dark Channel [PDF]

open access: yesJisuanji gongcheng, 2022
A modified algorithm for transmitting Halo removal based on the B-spline curve and gamma (γ) correction is proposed to solve the Halo effect of dark primary color defogging algorithm in bright background images.First, the statistical histogram of the ...
WEN Limin, JU Yongfeng, WANG Huifeng, XU Juan
doaj   +1 more source

SAD Stereo Matching Algorithm Combining Edge Features [PDF]

open access: yesJisuanji gongcheng, 2020
In order to ensure the stereo matching efficiency of SAD algorithm and improve the matching accuracy,this paper proposes an Edge-Gray algorithm with edge features.The edge feature map is obtained by edge calculation.During the matching process,the size ...
ZHANG Yifei, LI Xinfu, TIAN Xuedong
doaj   +1 more source

Self-Dual Cyclic Codes Over M2(ℤ4)

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2022
In this paper, we study the structure of cyclic codes overM2(ℤ4) (the matrix ring of matrices of order 2 over ℤ4), which is perhaps the first time that the ring is considered as a code alphabet.
Bhowmick Sanjit   +3 more
doaj   +1 more source

The Graph of Our Mind [PDF]

open access: yes, 2020
Graph theory in the last two decades penetrated sociology, molecular biology, genetics, chemistry, computer engineering, and numerous other fields of science.
Grolmusz, Vince   +2 more
core   +3 more sources

Non-binary quantum codes from constacyclic codes over 𝔽q[u1, u2,…,uk]/⟨ui3 = ui, uiuj = ujui⟩

open access: yesOpen Mathematics, 2022
Let q=pmq={p}^{m}, pp be an odd prime, and Rk=Fq[u1,u2,…,uk]/⟨ui3=ui,uiuj=ujui⟩{R}_{k}={{\mathbb{F}}}_{q}\left[{u}_{1},{u}_{2},\ldots ,{u}_{k}]\hspace{-0.08em}\text{/}\hspace{-0.08em}\langle {u}_{i}^{3}={u}_{i},{u}_{i}{u}_{j}={u}_{j}{u}_{i}\rangle ...
Kong Bo, Zheng Xiying
doaj   +1 more source

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