Results 61 to 70 of about 4,712,450 (295)

Parallel TREE code for two-component ultracold plasma analysis

open access: yes, 2007
The TREE method has been widely used for long-range interaction {\it N}-body problems. We have developed a parallel TREE code for two-component classical plasmas with open boundary conditions and highly non-uniform charge distributions.
Allen   +23 more
core   +1 more source

Block-parallel data analysis with DIY2 [PDF]

open access: yes2016 IEEE 6th Symposium on Large Data Analysis and Visualization (LDAV), 2016
DIY2 is a programming model and runtime for block-parallel analytics on distributed-memory machines. Its main abstraction is block-structured data parallelism: data are decomposed into blocks; blocks are assigned to processing elements (processes or threads); computation is described as iterations over these blocks, and communication between blocks is ...
Morozov, Dmitriy, Peterka, Tom
openaire   +2 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Positioning Accuracy Analysis of the Parallel Mechanism Near Singular Positions

open access: yesInternational Journal of Applied Mechanics and Engineering, 2015
This paper presents a method of numerical modelling of parallel mechanisms with clearances in their kinematic pairs taken into account. The pairs with clearances are modelled as shape connections based on constraints in the form of contact interactions ...
J. Bałchanowski
doaj   +1 more source

Fringe analysis for parallel MacroSplit insertion algorithms in 2--3 trees [PDF]

open access: yes, 1997
We extend the fringe analysis (used to study the expected behavior of balanced search trees under sequential insertions) to deal with synchronous parallel insertions on 2--3 trees.
Baeza-Yates, Ricardo   +2 more
core   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Examining the unidimensionality of the PHQ-9 with first responders: Evidence from different psychometric paradigms

open access: yesAfrican Journal of Psychological Assessment
The Patient Health Questionnaire-9 (PHQ-9) is an effective tool for identifying depressive disorders in diverse populations, making it a valuable resource in both clinical practice and research.
Tyrone B. Pretorius   +1 more
doaj   +1 more source

Parallel-Sequential Texture Analysis

open access: yes, 2005
Color induced texture analysis is explored, using two texture analysis techniques: the co-occurrence matrix and the color correlogram as well as color histograms. Several quantization schemes for six color spaces and the human-based 11 color quantization scheme have been applied. The VisTex texture database was used as test bed.
Broek, E.L. van den, Rikxoort, E.M. van
openaire   +4 more sources

SCALABILITY ANALYSIS OF PARALLEL GMRES IMPLEMENTATIONS [PDF]

open access: yesParallel Algorithms and Applications, 2002
Abstract Applications involving large sparse nonsymmetric linear systems encourage parallel implementations of robust iterative solution methods, such as GMRES(k). Two parallel versions of GMRES(k) based on different data distributions and using Householder reflections in the orthogonalization phase are analyzed with respect to scalability (their ...
Donald C.S. Allison†   +2 more
openaire   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

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