Results 21 to 30 of about 2,229,736 (291)

On trees, tanglegrams, and tangled chains [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2020
Tanglegrams are a class of graphs arising in computer science and in biological research on cospeciation and coevolution. They are formed by identifying the leaves of two rooted binary trees. The embedding of the trees in the plane is irrelevant for this
Sara Billey   +2 more
doaj   +1 more source

Complex Number Representation in RCBNS Form for Arithmetic Operations and Conversion of the Result into Standard Binary Form [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2004
paper introduces a novel method for complex number representation. The proposed Redundant Complex Binary Number System (RCBNS) is developed by combining a Redundant Binary Number and a complex number in base (-1+j).
Hatim Zaini, R. G. Deshmukh
doaj  

RepB C-terminus mutation of a pRi-repABC binary vector affects plasmid copy number in Agrobacterium and transgene copy number in plants. [PDF]

open access: yesPLoS ONE, 2018
A native repABC replication origin from pRiA4b was previously reported as a single copy plasmid in Agrobacterium tumefaciens and can improve the production of transgenic plants with a single copy insertion of transgenes when it is used in binary vectors ...
Zarir Vaghchhipawala   +7 more
doaj   +1 more source

Maximizing binary interactome mapping with a minimal number of assays

open access: yesNature Communications, 2019
Comprehensive mapping of binary protein-protein interactions requires to combine several complementary assays. Here, the authors show that complete coverage could be reached with a minimal number of assays as long as they explore various experimental ...
Soon Gang Choi   +25 more
doaj   +1 more source

Correlation properties of binary pseudorandom sequence based on residue number system

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
It proposed to synthesize the stochastic code structures based on residue number system, which allows to form ensembles with acceptable correlation properties, cryptographic difficulty level of formed ensembles, depending on key, and with any length of ...
V. S. Litvinov, D. M. Bildziuk
doaj   +1 more source

Analysis of group randomized trials with multiple binary endpoints and small number of groups. [PDF]

open access: yesPLoS ONE, 2009
The group randomized trial (GRT) is a common study design to assess the effect of an intervention program aimed at health promotion or disease prevention. In GRTs, groups rather than individuals are randomized into intervention or control arms.
Ji-Hyun Lee   +2 more
doaj   +1 more source

On the number of lambda terms with prescribed size of their De Bruijn representation [PDF]

open access: yes, 2015
John Tromp introduced the so-called 'binary lambda calculus' as a way to encode lambda terms in terms of binary words. Later, Grygiel and Lescanne conjectured that the number of binary lambda terms with $m$ free indices and of size $n$ (encoded as binary
Gittenberger, Bernhard   +1 more
core   +2 more sources

A Revised Model for Magneto Convection in Binary Nanofluids [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2019
The paper presents double-diffusive nanofluid convection under magnetic field using more realistic revised model in which boundaries are assumed to have zero nanoparticle flux.
Jyoti Sharma   +2 more
doaj   +1 more source

The asymptotic induced matching number of hypergraphs: balanced binary strings [PDF]

open access: yes, 2019
We compute the asymptotic induced matching number of the $k$-partite $k$-uniform hypergraphs whose edges are the $k$-bit strings of Hamming weight $k/2$, for any large enough even number $k$.
Arunachalam, Srinivasan   +2 more
core   +2 more sources

Experimental investigation of effective atomic numbers for some binary alloys

open access: yesNuclear Engineering and Technology, 2017
In the present work, the gamma ray backscattering technique was used to determine the effective atomic numbers for certain binary alloys. With the help of a muffle furnace, the binary alloys were synthesized using the melt quenching technique with ...
Renu Sharma   +5 more
doaj   +1 more source

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