Results 21 to 30 of about 6,198,913 (198)

Approximating the existential theory of the reals [PDF]

open access: yesJournal of Computer and System Sciences, 2018
In the proceedings of the 14th Conference on Web and Internet Economics (WINE 2018)
Argyrios Deligkas   +3 more
openaire   +7 more sources

Data Based Construction of Kernels for Semi-Supervised Learning With Less Labels

open access: yesFrontiers in Applied Mathematics and Statistics, 2019
This paper deals with the problem of semi-supervised learning using a small number of training samples. Traditional kernel based methods utilize either a fixed kernel or a combination of judiciously chosen kernels from a fixed dictionary. In contrast, we
Hrushikesh Mhaskar   +3 more
doaj   +1 more source

An Approximate Theory for Value Sensitivity [PDF]

open access: yes2015 IEEE/ACM 4th SEMAT Workshop on a General Theory of Software Engineering, 2015
The software engineering community is on a quest for general and specific theories for the discipline. Increasingly, systems constructed for today’s hyper connected world are raising issues of security and privacy, both examples of value concerns. Hence there is a need to articulate a theory for value sensitivity that software engineers can draw upon ...
Balbir S. Barn, Ravinder Barn
openaire   +2 more sources

Approximation Theory XV: San Antonio 2016 [PDF]

open access: yes, 2017
These proceedings are based on papers presented at the international conference Approximation Theory XV, which was held May 22–25, 2016 in San Antonio, Texas.
Santin, Gabriele   +4 more
core   +2 more sources

Beam-space direct localisation using passive arrays with random shape errors

open access: yesThe Journal of Engineering, 2019
Passive localisation with high accuracy is attractive in numerous fields. Beam-space direct position determination (BS-DPD) using antenna arrays is a promising positioning method which possesses both excellent performance and moderate complexity ...
Ning Zhang   +3 more
doaj   +1 more source

Multiple Initial Point Approach to Solving Power Flows for Monte Carlo Studies

open access: yesEnergies, 2022
Power flow solvers typically start from an initial point of power injection. This paper constructs a system of multiple initial points (SMIP) to enable selection of an appropriate initial point, with the objective to achieve a balanced improvement in the
Josh Schipper   +3 more
doaj   +1 more source

Approximation theory for matrices [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2004
We review the theory of optimal polynomial and rational Chebyshev approximations, and Zolotarev's formula for the sign function over the range (ε\leq |z| \leq1). We explain how rational approximations can be applied to large sparse matrices efficiently by making use of partial fraction expansions and multi-shift Krylov space solvers.
openaire   +2 more sources

A First Approximation to Homotopy Theory [PDF]

open access: yesProceedings of the National Academy of Sciences, 1953
Publisher Summary The suspension map, originally introduced by Freudenthal for the study of the homotopy groups of spheres, has proved to be important in general homotopy questions and it has been found that within the suspension range, the situation is simpler than in the general case.
Spanier, Edwin H., Whitehead, J. H. C.
openaire   +3 more sources

Rule induction based on rough sets from information tables having continuous domains

open access: yesCAAI Transactions on Intelligence Technology, 2019
Information tables having continuous domains are handled by neighborhood rough sets. Two approximations in complete information tables are extended to handle incomplete information.
Michinori Nakata   +2 more
doaj   +1 more source

Polytopes and $C^1$-convex bodies [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2014
The face numbers of simplicial polytopes that approximate $C^1$-convex bodies in the Hausdorff metric is studied. Several structural results about the skeleta of such polytopes are studied and used to derive a lower bound theorem for this class of ...
Karim Adiprasito, José Alejandro Samper
doaj   +1 more source

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