Results 31 to 40 of about 1,346,123 (313)

On the Minimum Distance of Generalized Spatially Coupled LDPC Codes [PDF]

open access: yes, 2013
Families of generalized spatially-coupled low-density parity-check (GSC-LDPC) code ensembles can be formed by terminating protograph-based generalized LDPC convolutional (GLDPCC) codes.
Costello Jr, Daniel J.   +2 more
core   +2 more sources

Case Study: Design Strategies for Enabling Visual Application Blocks of Bluetooth Library

open access: yesIEEE Access, 2022
Block-based tools can make it easier for beginners to learn programming by arranging blocks. Their block concept and extensible characteristics make block-based designs suitable for introductory programming. However, block-based tools are easy to use but
Tai-Liang Chen, I-An Su, Jenq-Kuen Lee
doaj   +1 more source

Simple Rate-1/3 Convolutional and Tail-Biting Quantum Error-Correcting Codes

open access: yes, 2005
Simple rate-1/3 single-error-correcting unrestricted and CSS-type quantum convolutional codes are constructed from classical self-orthogonal $\F_4$-linear and $\F_2$-linear convolutional codes, respectively.
Forney, Jr., G. David, Guha, Saikat
core   +2 more sources

CAMFuzz: Explainable Fuzzing with Local Interpretation

open access: yesCybersecurity, 2022
Grey-box fuzzing techniques have been widely used in software bug finding. In general, there are many decisions to make in the fuzzing process, including which code block in the target program should be explored first, which bytes of an input seed should
Ji Shi   +6 more
doaj   +1 more source

Quasi-Cyclic Asymptotically Regular LDPC Codes

open access: yes, 2010
Families of "asymptotically regular" LDPC block code ensembles can be formed by terminating (J,K)-regular protograph-based LDPC convolutional codes. By varying the termination length, we obtain a large selection of LDPC block code ensembles with varying ...
Costello Jr, Daniel J.   +3 more
core   +1 more source

A Janus compatible software-defined underwater acoustic multiple-input multiple-output modem

open access: yesInternational Journal of Distributed Sensor Networks, 2021
This article describes the implementation of a multiple-input multiple-output acoustic communication link in shallow water conditions to enable a software-defined acoustic modem with a maximum transmission rate of 20 kbps in a 5-kHz bandwidth.
Surinder Singh   +3 more
doaj   +1 more source

Codewords generated by UP-valued functions

open access: yesAIMS Mathematics, 2021
The concept of a UP-valued function on a nonempty set was introduced by Ansari et al. [3]. Codewords in a binary block-code generated by a UP-valued function are established and some interesting results are obtained.
Ronnason Chinram, Aiyared Iampan
doaj   +1 more source

Low‐complexity sphere decoding for MIMO‐SCMA systems

open access: yesIET Communications, 2021
Multiple‐input multiple‐output‐sparse code multiple access, a non‐trivial integration of sparse code multiple access and multiple‐input multiple‐output techniques, is able to achieve high spectrum efficiency and massive user connections.
Zhipeng Pan   +4 more
doaj   +1 more source

Coordinated Multicasting with Opportunistic User Selection in Multicell Wireless Systems

open access: yes, 2015
Physical layer multicasting with opportunistic user selection (OUS) is examined for multicell multi-antenna wireless systems. By adopting a two-layer encoding scheme, a rate-adaptive channel code is applied in each fading block to enable successful ...
Chang, Tsung-Hui   +3 more
core   +1 more source

Making tau amyloid models in vitro: a crucial and underestimated challenge

open access: yesFEBS Letters, EarlyView.
This review highlights the challenges of producing in vitro amyloid assemblies of the tau protein. We review how accurately the existing protocols mimic tau deposits found in the brain of patients affected with tauopathies. We discuss the important properties that should be considered when forming amyloids and the benchmarks that should be used to ...
Julien Broc, Clara Piersson, Yann Fichou
wiley   +1 more source

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