Results 61 to 70 of about 1,005,063 (328)

Algorithms for Simultaneous Padé Approximations [PDF]

open access: yesProceedings of the ACM on International Symposium on Symbolic and Algebraic Computation, 2016
ISSAC ...
Nielsen, Johan S. R., Storjohann, Arne
openaire   +2 more sources

Molecular characterisation of human penile carcinoma and generation of paired epithelial primary cell lines

open access: yesMolecular Oncology, EarlyView.
Generation of two normal and tumour (cancerous) paired human cell lines using an established tissue culture technique and their characterisation is described. Cell lines were characterised at cellular, protein, chromosome and gene expression levels and for HPV status.
Simon Broad   +12 more
wiley   +1 more source

Upper and lower solution method for control of second-order Kolmogorov type systems

open access: yesJournal of Numerical Analysis and Approximation Theory
In this paper, an upper and lower solution method for the control of second-order Kolmogorov systems is introduced. Two iterative algorithms, one exact and one approximate, are proposed and their convergence is studied. The technique is based on Perov's
Alexandru Hofman
doaj   +1 more source

Adaptive variational discretization approximation method for parabolic optimal control problems

open access: yesJournal of Inequalities and Applications, 2020
In this paper, we study variational discretization method for parabolic optimization problems. Firstly, we obtain some convergence and superconvergence analysis results of the approximation scheme.
Yuelong Tang, Yuchun Hua
doaj   +1 more source

Analysis of an Approximation Algorithm for Scheduling Independent Parallel Tasks [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 1999
In this paper, we consider the problem of scheduling independent parallel tasks in parallel systems with identical processors. The problem is NP-hard, since it includes the bin packing problem as a special case when all tasks have unit execution time. We
Keqin Li
doaj   +1 more source

Approximating the MaxCover Problem with Bounded Frequencies in FPT Time [PDF]

open access: yes, 2013
We study approximation algorithms for several variants of the MaxCover problem, with the focus on algorithms that run in FPT time. In the MaxCover problem we are given a set N of elements, a family S of subsets of N, and an integer K. The goal is to find
Faliszewski, Piotr, Skowron, Piotr
core  

A randomized approximate nearest neighbors algorithm [PDF]

open access: yesApplied and Computational Harmonic Analysis, 2011
We present a randomized algorithm for the approximate nearest neighbor problem in d -dimensional Euclidean space. Given N points { x j } in , the ...
Peter Wilcox, Jones   +2 more
openaire   +2 more sources

Methylation biomarkers can distinguish pleural mesothelioma from healthy pleura and other pleural pathologies

open access: yesMolecular Oncology, EarlyView.
We developed and validated a DNA methylation–based biomarker panel to distinguish pleural mesothelioma from other pleural conditions. Using the IMPRESS technology, we translated this panel into a clinically applicable assay. The resulting two classifier models demonstrated excellent performance, achieving high AUC values and strong diagnostic accuracy.
Janah Vandenhoeck   +12 more
wiley   +1 more source

Strongly Polynomial Primal-Dual Algorithms for Concave Cost Combinatorial Optimization Problems [PDF]

open access: yes, 2012
We introduce an algorithm design technique for a class of combinatorial optimization problems with concave costs. This technique yields a strongly polynomial primal-dual algorithm for a concave cost problem whenever such an algorithm exists for the fixed-
Magnanti, Thomas L., Stratila, Dan
core   +2 more sources

Next‐generation proteomics improves lung cancer risk prediction

open access: yesMolecular Oncology, EarlyView.
This is one of very few studies that used prediagnostic blood samples from participants of two large population‐based cohorts. We identified, evaluated, and validated an innovative protein marker model that outperformed an established risk prediction model and criteria employed by low‐dose computed tomography in lung cancer screening trials.
Megha Bhardwaj   +4 more
wiley   +1 more source

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