Results 61 to 70 of about 48,367 (290)

A New Adaptive Coding Selection Method for Distributed Storage Systems

open access: yesIEEE Access, 2018
Erasure codes, such as Reed-Solomon (RS) codes and local reconstruction codes (LRCs), are being increasingly adopted in distributed storage systems since they offer lower redundancy than data replication.
Bing Wei   +4 more
doaj   +1 more source

Dependency-aware unequal erasure protection codes [PDF]

open access: yes, 2006
Classical unequal erasure protection schemes split data to be protected into classes which are encoded independently. The unequal protection scheme presented in this paper is based on an erasure code which encodes all the data together according to the ...
A. Albanese   +4 more
core   +1 more source

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Three Efficient All-Erasure Decoding Methods for Blaum–Roth Codes

open access: yesEntropy, 2022
Blaum–Roth Codes are binary maximum distance separable (MDS) array codes over the binary quotient ring F2[x]/(Mp(x)), where Mp(x)=1+x+⋯+xp−1, and p is a prime number.
Weijie Zhou, Hanxu Hou
doaj   +1 more source

MDS codes on the erasure-erasure wiretap channel

open access: yes, 2009
This paper considers the problem of perfectly secure communication on a modified version of Wyner's wiretap channel II where both the main and wiretapper's channels have some erasures. A secret message is to be encoded into $n$ channel symbols and transmitted.
Subramanian, Arunkumar   +1 more
openaire   +2 more sources

Efficient Charge Transport in Zero‐Dimensional Perovskite for Ultrahigh‐Sensitivity X‐Ray Detection

open access: yesAdvanced Functional Materials, EarlyView.
A novel mono‐octahedral 0D Bi‐based Dpy3Bi2I12 perovskite strengthens the internal hydrogen bonds and forms a quasi‐2D lattice, exhibits exceptional charge transport and mobility, achieving high X‐ray sensitivity and ultralow‐dose imaging, and setting a new benchmark for 0D detector performance.
Xin Song   +16 more
wiley   +1 more source

Minimum Storage Regenerating Codes for Scalable Distributed Storage

open access: yesIEEE Access, 2017
Regenerating codes (RGCs) have recently been proposed to reduce the repair traffic of ( $n,k$ ) erasure-coded distributed storage systems. Moreover, RGCs can also be used in a scalable distributed storage scenario where $n$ is increased (decreased) to ...
Huayu Zhang   +4 more
doaj   +1 more source

Magic state distillation with punctured polar codes [PDF]

open access: yes, 2019
We present a scheme for magic state distillation using punctured polar codes. Our results build on some recent work by Bardet et al. (ISIT, 2016) who discovered that polar codes can be described algebraically as decreasing monomial codes.
Krishna, Anirudh, Tillich, Jean-Pierre
core   +1 more source

Spatially Coupled LDPC Codes for Decode-and-Forward in Erasure Relay Channel

open access: yes, 2011
We consider spatially-coupled protograph-based LDPC codes for the three terminal erasure relay channel. It is observed that BP threshold value, the maximal erasure probability of the channel for which decoding error probability converges to zero, of ...
Kasai, Kenta   +2 more
core   +1 more source

Lemma for Linear Feedback Shift Registers and DFTs Applied to Affine Variety Codes [PDF]

open access: yes, 2014
In this paper, we establish a lemma in algebraic coding theory that frequently appears in the encoding and decoding of, e.g., Reed-Solomon codes, algebraic geometry codes, and affine variety codes.
Matsui, Hajime
core   +1 more source

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