Results 51 to 60 of about 525,717 (358)

Orthogonal systems

open access: yesAequationes mathematicae, 1978
An equidistant permutation array (E.P.A.)A(r, λ v) is av × r array in which every row is a permutation of the integers 1, 2, ⋯,r such that any two distinct rows have precisely λ columns in common. In this paper we introduce the concept of orthogonality for E.P.A.s.
Deza, M., Mullin, R.C., Vanstone, S.A.
openaire   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Separation and Characterization of Wenjin Tongluo San Essential Oil with a Comprehensive Chromatographic Separation

open access: yesSeparations
The essential oil components of traditional Chinese medicine in-hospital preparation were complex, and one-dimensional chromatographic separation was difficult to completely separate them due to the limited peak capacity.
Chaoyue Wang   +3 more
doaj   +1 more source

On Uniqueness of New Orthogonality via 2-HH Norm in Normed Linear Space

open access: yesJournal of Function Spaces, 2020
This paper generalizes the special case of the Carlsson orthogonality in terms of the 2-HH norm in real normed linear space. Dragomir and Kikianty (2010) proved in their paper that the Pythagorean orthogonality is unique in any normed linear space, and ...
Bhuwan Prasad Ojha   +2 more
doaj   +1 more source

Orthogonal Versus Zero-Forced Beamforming in Multibeam Antenna Systems: Review and Challenges for Future Wireless Networks

open access: yesIEEE Journal of Microwaves, 2021
Orthogonality in multibeam antennas is revisited. The difference between orthogonal beamforming and zero-forced beamforming is highlighted. The intriguing relation between orthogonality, reciprocity and losses is recapitulated.
Yanki Aslan   +4 more
doaj   +1 more source

Lexicographic orthogonality

open access: yesJournal of Combinatorial Theory, Series A, 1971
AbstractWe give a new construction showing how new orthomodular lattices can be built out of old ones by choosing any join dense subset of the given orthomodular lattice and putting a lexicographic orthogonality relation on the free monoid generated by this subset. This construction has relevance to the logic of an empirical science and, in particular,
Foulis, D.J, Randall, C.H
openaire   +2 more sources

Photosynthesis under far‐red light—evolutionary adaptations and bioengineering of light‐harvesting complexes

open access: yesFEBS Letters, EarlyView.
Phototrophs evolved light‐harvesting systems adapted for efficient photon capture in habitats enriched in far‐red radiation. A subset of eukaryotic pigment‐binding proteins can absorb far‐red photons via low‐energy chlorophyll states known as red forms.
Antonello Amelii   +8 more
wiley   +1 more source

Dimensional Lifting through the Generalized Gram–Schmidt Process

open access: yesEntropy, 2018
A new way of orthogonalizing ensembles of vectors by “lifting” them to higher dimensions is introduced. This method can potentially be utilized for solving quantum decision and computing problems.
Hans Havlicek, Karl Svozil
doaj   +1 more source

Orthogonal Matchings

open access: yesDiscrete Mathematics, 2002
Let \(G\) be a graph decomposed into \(m\) 2-factors. An orthogonal matching in \(G\) is a matching which contains exactly one edge from each 2-factor. It is proved that \(G\) has an orthogonal matching if the order of \(G\) is at least \(3m- 2\).
openaire   +2 more sources

Data‐driven discovery of gene expression markers distinguishing pediatric acute lymphoblastic leukemia subtypes

open access: yesMolecular Oncology, EarlyView.
This study investigates gene expression differences between two major pediatric acute lymphoblastic leukemia (ALL) subtypes, B‐cell precursor ALL, and T‐cell ALL, using a data‐driven approach consisting of biostatistics and machine learning methods. Following analysis of a discovery dataset, we find a set of 14 expression markers differentiating the ...
Mona Nourbakhsh   +8 more
wiley   +1 more source

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