Results 11 to 20 of about 1,341,295 (245)

Evidence that the GOE was a prolonged event with a peak around 1900 Ma

open access: yesGeosystems and Geoenvironment, 2022
The great oxygenation event (GOE), the first of two major rises in atmospheric oxygen in Earth history, was initially placed near the Archean-Proterozoic boundary (∼2500 Ma).  More recently, the position of the GOE has been moved to between 2500 and 2300
Ross R. Large   +5 more
doaj   +1 more source

Tectonic and metallogenic implications of W-Sn related granitoid rocks in the Kawthaung-Bankachon area, southernmost part of Myanmar: Constraints from petrology, geochemistry, and U-Pb zircon geochronology

open access: yesGeosystems and Geoenvironment, 2023
Granitoid rocks are widely distributed along the N-S trending tectonic belts encompassing Myanmar, Thailand, Peninsular Malaysia, and Indonesia and these granitoid rocks are host to the world's largest deposits of tin-tungsten, in terms of both ...
Zin Mar Oo   +4 more
doaj   +1 more source

Layered Semiotic Readings in the Semantic Process in Fereshteh Sari's "Abolhol" Modern Story [PDF]

open access: yesMatn/Pizhūhī-i Adabī, 2022
Verbal discourse of the modern prose is formed by interconnected structure from a conscious mind in a way that the play of the signs in the text along with the personal mentality and memory of the character can become so fluid and elusive that ambiguity ...
Maryam Ghanbarian Shiadeh   +2 more
doaj   +1 more source

Semantic Modeling for SNPs Associated with Ethnic Disparities in HapMap Samples [PDF]

open access: yesGenomics & Informatics, 2014
Single-nucleotide polymorphisms (SNPs) have been emerging out of the efforts to research human diseases and ethnic disparities. A semantic network is needed for in-depth understanding of the impacts of SNPs, because phenotypes are modulated by complex ...
HyoYoung Kim   +4 more
doaj   +1 more source

Ne pas aimer écrire (mais n’en penser pas moins)

open access: yesCommunication, 2022
I do not like writing, least of all when I have to follow the semantic, stylistic, and institutional codes of a research-creation PhD in communications. I do not like writing, and that applies equally to this article.
Audrey Villiard
doaj   +1 more source

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

psp-codes/adaptive-conformation-sampling: Public Release

open access: yes, 2021
This is the public release of the codes for the project detailed in the manuscript titled "Adaptive Stochastic Optimization to Improve Protein Conformation Sampling".
psp-codes
core   +1 more source

Describing quaternary codes using binary codes [PDF]

open access: yes, 2011
PhDFor a quaternary code C of length n, de ne a pair of binary codes fC1;C2g as: -C1 = C mod 2 -C2 = h(C \ 2Zn 4 ) where h is a bijection from 2Z4 to Z2 mapping 0 to 0 and 2 to 1 and for the extension to a map acting coordinatewise.
Al Kharoosi, Fatma Salim Ali
core   +4 more sources

Short Low-Rate Non-Binary Turbo Codes [PDF]

open access: yes, 2012
A serial concatenation of an outer non-binary turbo code with different inner binary codes is introduced and analyzed. The turbo code is based on memory-1 time-variant recursive convolutional codes over high order fields.
Paolini, Enrico   +9 more
core   +1 more source

Low-complexity trellis decoding of linear block codes. [PDF]

open access: yes, 1995
The authors introduce a new simple encoding technique which allows the design of a wide variety of linear block codes. They present a number of examples in which the most widely used codes (Reed-Muller, Hamming, Golay, optimum etc.) have been designed ...
Markarian, G. S.   +2 more
core   +4 more sources

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