Results 41 to 50 of about 84,640 (256)

Polarization-based puncturing pattern selection of shortened Polar code

open access: yesDianxin kexue, 2019
In order to solve the problem of inflexible Polar code length,a new puncturing pattern selection scheme based on feedback cost puncturing was proposed to generate shortened Polar codes.In this scheme,the Polarization effect was reserved,the sub-optimal ...
Shunlan LIU, Aiming HU, Jianrong BAO
doaj   +2 more sources

Novel polar-coded space-time transmit diversity scheme over Rician fading MIMO channels

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
In this paper, a polar-coded space-time transmit diversity (STTD) scheme is proposed in order to improve the performance of multiple-input multiple-output (MIMO) system.
Bowen Feng   +4 more
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Polarization coded aperture

open access: yesOptics Express, 2006
Two examples are presented to illustrate the advantages of polarization coded apertures, in which the incoming light will rotate its polarization at a portion of an aperture. In the first example the depth of field of a diffraction limited lens is increased without sacrificing the light throughput; in the second example the axial focal intensity of a ...
Wanli, Chi   +2 more
openaire   +2 more sources

Polar codes with mixed kernels [PDF]

open access: yes2011 IEEE International Symposium on Information Theory Proceedings, 2011
A generalization of the polar coding scheme called mixed-kernels is introduced. This generalization exploits several homogeneous kernels over alphabets of different sizes. An asymptotic analysis of the proposed scheme shows that its polarization properties are strongly related to the ones of the constituent kernels.
Noam Presman, Ofer Shapira, Simon Litsyn
openaire   +2 more sources

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Interleaved Polar (I-Polar) Codes [PDF]

open access: yesIEEE Transactions on Information Theory, 2020
31 pages, 12 ...
openaire   +2 more sources

Reed-Muller Codes Polarize [PDF]

open access: yes2019 IEEE 60th Annual Symposium on Foundations of Computer Science (FOCS), 2019
Reed-Muller (RM) codes and polar codes are generated by the same matrix $G_m= \bigl[\begin{smallmatrix}1 & 0 \\ 1 & 1 \\ \end{smallmatrix}\bigr]^{\otimes m}$ but using different subset of rows. RM codes select simply rows having largest weights.
Emmanuel Abbe, Min Ye 0005
openaire   +3 more sources

Standardization of 5G new radio technology oriented Polar code

open access: yesDianxin kexue, 2018
Amore efficient new channel coding scheme was required for NRby the service features and capability indices of 5G.Due to its excellent performance,Polar code was specified as the control channel coding scheme for 5G enhancedmobile broadband(eMBB)scenario.
Desheng XIE   +3 more
doaj   +2 more sources

The International Code for Ships Operating in Polar Waters: Finalization, Adoption and Law of the Sea Implications

open access: yesArctic Review on Law and Politics, 2016
The most recent instrument specifically designed to make navigation in polar waters safer and more environmentally friendly is the International Maritime Organization's long-awaited “International Code for Ships Operating in Polar Waters” – the Polar ...
Øystein Jensen
doaj   +1 more source

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