Results 21 to 30 of about 1,469,827 (288)

Adaptive nested trellis decoding for block codes. [PDF]

open access: yes, 1994
A new adaptive trellis decoding technique for block codes is proposed. The technique is based on an encoding technique which allows the design of almost all known linear codes together with their minimal trellises.
Markarian, G. S.   +5 more
core   +5 more sources

Quantum Lego: Building Quantum Error Correction Codes from Tensor Networks

open access: yesPRX Quantum, 2022
We introduce a flexible and graphically intuitive framework that constructs complex quantum error correction codes from simple codes or states, generalizing code concatenation.
ChunJun Cao, Brad Lackey
doaj   +1 more source

Scaling Analysis of Multilevel Polar Coded Modulation

open access: yesIEEE Access, 2019
In this paper, we analyze and prove the capacity-achieving property of the equivalent asymmetric channels of multilevel polar-coded modulation in view of the scaling assuming regime, which employ some techniques of symmetric channels.
Kun Zhao   +3 more
doaj   +1 more source

Implications for Emotion: Using Anatomically Based Facial Coding to Compare Emoji Faces Across Platforms

open access: yesFrontiers in Psychology, 2021
Emoji faces, which are ubiquitous in our everyday communication, are thought to resemble human faces and aid emotional communication. Yet, few studies examine whether emojis are perceived as a particular emotion and whether that perception changes based ...
Jennifer M. B. Fugate, Courtny L. Franco
doaj   +1 more source

psp-codes/reduced-decoy-ensemble: Public Release

open access: yes, 2020
This is the public release of the codes for the project detailed in the manuscript titled "Reducing Ensembles of Protein Tertiary Structures Generated De Novo via Clustering".
psp-codes
core   +1 more source

EXIT Chart Aided Design of Periodically Punctured Turbo Codes [PDF]

open access: yes, 2010
EXtrinsic Information Transfer (EXIT) charts have proved to be an effective tool for studying the convergence behaviour of iterative decoders. However, classical EXIT chart analysis fails to assess the performance of turbo codes in which the systematic ...
BABICH, FULVIO   +8 more
core   +1 more source

On the Girth of Tanner (3, 13) Quasi-Cyclic LDPC Codes

open access: yesIEEE Access, 2019
Girth is an important structural property of low-density parity-check (LDPC) codes. Motivated by the works on the girth of Tanner (3, 5), (3, 7), (3, 11), and (5, 7) quasi-cyclic (QC) LDPC codes, we, in this paper, study the girth of Tanner (3, 13) QC ...
Hengzhou Xu   +4 more
doaj   +1 more source

Quantum minimal surfaces from quantum error correction

open access: yesSciPost Physics, 2022
We show that complementary state-specific reconstruction of logical (bulk) operators is equivalent to the existence of a quantum minimal surface prescription for physical (boundary) entropies.
Chris Akers, Geoff Penington
doaj   +1 more source

From Product Codes to Structured Generalized LDPC Codes [PDF]

open access: yes, 2010
Product codes, due to their relatively large minimum distance, are often seen as a natural solution for applications requiring low error floors.
Paolini, Enrico   +10 more
core   +1 more source

Good Gottesman-Kitaev-Preskill codes from the NTRU cryptosystem [PDF]

open access: yesQuantum
We introduce a new class of random Gottesman-Kitaev-Preskill (GKP) codes derived from the cryptanalysis of the so-called NTRU cryptosystem. The derived codes are $good$ in that they exhibit constant rate and average distance scaling $\Delta \propto \sqrt{
Jonathan Conrad   +2 more
doaj   +1 more source

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