Results 51 to 60 of about 4,031 (108)

On the strategic choice of spatial price policy: the role of the pricing game rules. [PDF]

open access: yes
The strategic choice of spatial price policy under duopoly crucially depends on the rules of price competition. We show that under simultaneous price competition and under leader-follower price competition (with the discriminatory firm being the leader),
Ana M. Martin, Iñaki Aguirre
core  

Berry phase in a non-isolated system

open access: yes, 2003
We investigate the effect of the environment on a Berry phase measurement involving a spin-half. We model the spin+environment using a biased spin-boson Hamiltonian with a time-dependent magnetic field.
A. Ekert   +5 more
core   +1 more source

Use of variance estimation in the multi-armed bandit problem [PDF]

open access: yes, 2006
NIPS Workshop on On-line Trading of Exploration and ExploitationWorkshopAn important aspect of most decision making problems concerns the appropriate balance between exploitation (acting optimally according to the partial knowledge acquired so far) and ...
Audibert, Jean-Yves   +2 more
core   +2 more sources

On the construction of dense lattices with a given automorphism group

open access: yes, 2006
We consider the problem of constructing dense lattices of R^n with a given automorphism group. We exhibit a family of such lattices of density at least cn/2^n, which matches, up to a multiplicative constant, the best known density of a lattice packing ...
Gaborit, Philippe, Zemor, Gilles
core   +1 more source

New method for determining time constant of resistors. [PDF]

open access: yesRev Sci Instrum, 2023
Wang Y   +3 more
europepmc   +1 more source

Radiofrequency induced heating of biodegradable orthopaedic screw implants during magnetic resonance imaging. [PDF]

open access: yesBioact Mater, 2023
Espiritu J   +9 more
europepmc   +1 more source

Evaluations of a Detector-Limited Digital Impedance Bridge. [PDF]

open access: yesJ Res Natl Inst Stand Technol, 2021
Feige M   +4 more
europepmc   +1 more source

Evaluating metallic artefact of biodegradable magnesium-based implants in magnetic resonance imaging. [PDF]

open access: yesBioact Mater, 2022
Espiritu J   +9 more
europepmc   +1 more source

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