Results 21 to 30 of about 515,225 (262)

minSNPs: an R package for the derivation of resolution-optimised SNP sets from microbial genomic data [PDF]

open access: yesPeerJ, 2023
Here, we present the R package, minSNPs. This is a re-development of a previously described Java application named Minimum SNPs. MinSNPs assembles resolution-optimised sets of single nucleotide polymorphisms (SNPs) from sequence alignments such as genome-
Kian Soon Hoon   +4 more
doaj   +2 more sources

Compressing Sets and Multisets of Sequences [PDF]

open access: yesIEEE Transactions on Information Theory, 2014
This article describes lossless compression algorithms for multisets of sequences, taking advantage of the multiset's unordered structure. Multisets are a generalisation of sets where members are allowed to occur multiple times. A multiset can be encoded naïvely by simply storing its elements in some sequential order, but then information is wasted on ...
openaire   +2 more sources

Σ -Reducibility and lm -Reducibility of Sets and Sequences of Sets [PDF]

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2016
Limitwise monotonic sets, pairs of sets, and sequences consisting of infinite sets are studied in the paper. The main properties of limitwise monotonic reducibility between two sets, as well as between the set and a pair of sets defined in terms of Σ ...
D.Kh. Zainetdinov
doaj  

MeShClust v3.0: high-quality clustering of DNA sequences using the mean shift algorithm and alignment-free identity scores

open access: yesBMC Genomics, 2022
Background Tools for accurately clustering biological sequences are among the most important tools in computational biology. Two pioneering tools for clustering sequences are CD-HIT and UCLUST, both of which are fast and consume reasonable amounts of ...
Hani Z. Girgis
doaj   +1 more source

Extended many-item similarity indices for sets of nucleotide and protein sequences

open access: yesComputational and Structural Biotechnology Journal, 2021
Quantification of similarities between protein sequences or DNA/RNA strands is a (sub-)task that is ubiquitously present in bioinformatics workflows, and is usually accomplished by pairwise comparisons of sequences, utilizing simple (e.g.
Dávid Bajusz   +3 more
doaj   +1 more source

Ulam Sequences and Ulam Sets

open access: yesCoRR, 2017
The Ulam sequence is given by $a_1 =1, a_2 = 2$, and then, for $n \geq 3$, the element $a_n$ is defined as the smallest integer that can be written as the sum of two distinct earlier elements in a unique way. This gives the sequence $1, 2, 3, 4, 6, 8, 11, 13, 16, \dots$, which has a mysterious quasi-periodic behavior that is not understood.
Noah Kravitz, Stefan Steinerberger
openaire   +5 more sources

On certain Banach spaces of difference sequences of fuzzy real numbers [PDF]

open access: yesMaejo International Journal of Science and Technology, 2014
Some sets of difference sequences of fuzzy real numbers which have Banach subspaces are introduced and investigated. Further, it is shown that these subspaces are isometric with some subsets of the sets of null, convergent and bounded sequences of fuzzy
Hemen Dutta
doaj   +1 more source

Sequences on Sets of Four Numbers

open access: yesIntegers, 2016
See the abstract in the attached pdf.
Allen R. Freedman, Tom C. Brown
openaire   +3 more sources

Construction and Assignment of Orthogonal Sequences and Zero Correlation Zone Sequences Over GF(p)

open access: yesIEEE Access, 2022
Orthogonal sequences can be assigned to a regular tessellation of hexagonal cells, typical for synchronised code-division multiple-access (S-CDMA) systems.
Chunlei Xie   +2 more
doaj   +1 more source

Design Framework of Fourier-Based Non-Orthogonal Sequences for Sparse Activity Detection in Multicell Massive Connectivity

open access: yesIEEE Access, 2022
In massive machine-type communications (mMTC), grant-free access is a key enabler for a massive number of users to be connected to a base station with low signaling overhead and low latency. In this paper, new Fourier-based sequence sets are proposed for
Nam Yul Yu
doaj   +1 more source

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