Results 51 to 60 of about 9,630,828 (353)

Time and Power Allocation for Energy Efficiency Maximization in Wireless-Powered Full-Duplex Relay Systems

open access: yesFuture Internet, 2019
In this paper, we propose an optimal time and power allocation scheme in a wireless power supply full-duplex (FD) relay system, where we consider the number of relay antennas in the energy harvesting stage.
Xin Song   +4 more
doaj   +1 more source

A subexponential-time, polynomial quantum space algorithm for inverting the CM group action

open access: yesJournal of Mathematical Cryptology, 2020
We present a quantum algorithm which computes group action inverses of the complex multiplication group action on isogenous ordinary elliptic curves, using subexponential time, but only polynomial quantum space.
Jao David   +3 more
doaj   +1 more source

Set optimization - a rather short introduction

open access: yes, 2014
Recent developments in set optimization are surveyed and extended including various set relations as well as fundamental constructions of a convex analysis for set- and vector-valued functions, and duality for set optimization problems.
A Ben-Tal   +192 more
core   +1 more source

Sharing is optimal

open access: yesThe Journal of Logic Programming, 1999
AbstractOne of the most popular abstract domains used for the analysis of logic programs is the domain Sharing which expresses the fact that computed substitutions bind variables to terms containing common variables. Despite the fact that this domain is widely used and studied, it is not yet known whether its abstract operations are complete or at ...
A. CORTESI, FILE', GILBERTO
openaire   +3 more sources

Optimal pits and optimal transportation [PDF]

open access: yesESAIM: Mathematical Modelling and Numerical Analysis, 2015
In open pit mining, one must dig a pit, that is, excavate the upper layers of ground before reaching the ore. The walls of the pit must satisfy some geomechanical constraints, in order not to collapse. The question then arises how to mine the ore optimally, that is, how to find the optimal pit.
Ivar Ekeland   +2 more
openaire   +4 more sources

Research on polymer solution rheology in polymer flooding for Qikou reservoirs in a Bohai Bay oilfield

open access: yesJournal of Petroleum Exploration and Production Technology, 2018
This study explored the potential applications of three newly modified polymers [a linear polymer, a hydrophobic association of partially hydrolyzed polyacrylamide (HAHPAM), and a polymer–surfactant] as flooding agents in a specific oilfield. Rheological
Leilei Tie   +6 more
doaj   +1 more source

Computationally-efficient statistical design and yield optimization of resonator-based notch filters using feature-based surrogates

open access: yesScientific Reports, 2023
Modern microwave devices are designed to fulfill stringent requirements pertaining to electrical performance, which requires, among others, a meticulous tuning of their geometry parameters.
Slawomir Koziel, Tanveerul Haq
doaj   +1 more source

Optimal Devaluations [PDF]

open access: yesIMF Economic Review, 2009
The paper analyzes optimal policy in a simple small open economy model with price setting frictions. In particular, the paper studies the optimal response of the nominal exchange rate following a terms-of-trade shock. The paper departs from the New Keynesian (NK) literature in that it explicitly models internationally traded commodities as intermediate
Constantino Hevia, Juan Pablo Nicolini
openaire   +5 more sources

FoxO1 signaling in B cell malignancies and its therapeutic targeting

open access: yesFEBS Letters, EarlyView.
FoxO1 has context‐specific tumor suppressor or oncogenic character in myeloid and B cell malignancies. This includes tumor‐promoting properties such as stemness maintenance and DNA damage tolerance in acute leukemias, or regulation of cell proliferation and survival, or migration in mature B cell malignancies.
Krystof Hlavac   +3 more
wiley   +1 more source

Taguchi Optimization Method for Identifying Surface Roughness [PDF]

open access: yes, 2011
Disain parameter Taguchi adalah satu perangkat yang sangat penting untuk mendapatkan disain yang bersifat leibh akurat. Disain Taguchi menawarkan satu pendekatan yang sederhana dan sistematik untuk optimisasi prestasi, kualitas dan biaya operasi. Tujuan
Zaid, M. (Mohamad)
core  

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