Results 81 to 90 of about 4,177,848 (171)

Comparative Study of Adaptive Beam-Steering and Adaptive Modulation-Assisted Dynamic Channel Allocation Algorithms

open access: yes, 2001
—A range of dynamic channel allocation (DCA) algorithms, namely, distributed control and locally distributed control assisted DCA arrangements, are studied comparatively. The so-called locally optimized least interference algorithm (LOLIA) emerges as one
Blogh, J.S., Cherriman, P.J., Hanzo, L.
core   +1 more source

Stimuli‐Configuring Anisotropic Soft Architectures towards Dynamic Manipulable Photonics

open access: yesAdvanced Physics Research
This review provides a comprehensive examination of stimuli‐configuring anisotropic soft architectures, specifically, stimuli‐responsive liquid crystal (LC) artificial micro‐ and nano‐structures, highlighting their unique properties, recent advancements,
Xiaoqian Wang, Zhi‐Gang Zheng
doaj   +1 more source

Laser beam welding of high thickness sheet metal with highly dynamic beam shaping

open access: yesProcedia CIRP
Published by Elsevier, Amsterdam [u.a.]
Olschok, Simon   +2 more
openaire   +2 more sources

Dynamic beam shaping using electrowetting effects

open access: yes, 2015
December 2015School of EngineeringThe model was compared with the Surface Evolver simulation, which obtained the meniscus shape via energy minimization. The difference between the geometric model and the energy minimizing simulation is calculated.
Zhang, Zhen
core   +1 more source

Beam search heuristics for quadratic earliness and tardiness scheduling [PDF]

open access: yes
In this paper, we present beam search heuristics for the single machine scheduling problem with quadratic earliness and tardiness costs, and no machine idle time. These heuristics include classic beam search procedures, as well as filtered and recovering
Jorge M. S. Valente
core  

Time‐Domain Near‐Field Scanning Microscopy of Terahertz Metasurfaces

open access: yesAdvanced Photonics Research
Metasurfaces have emerged as an ultrathin, versatile method for manipulating terahertz surface plasma waves that are critical for subwavelength optical control but are very challenging to be excited and characterized. This review presents recent advances
Ruxue Wei, Soren Petersen, Weili Zhang
doaj   +1 more source

Laser beam shaping techniques [PDF]

open access: yes, 2000
Industrial, military, medical, and research and development applications of lasers frequently require a beam with a specified irradiance distribution in some plane. A common requirement is a laser profile that is uniform over some cross-section.
Weichman, Louis S.   +2 more
core  

The shaping of student knowledge: learning with dynamic geometry software

open access: yes, 2005
The focus of this paper is a software genre usually referred to as ‘dynamic geometry’ because of the ability of the user to dynamically manipulate geometrical figures created with the software tool. Using data from a longitudinal study of 12-13 students’
Jones, Keith
core   +1 more source

Social Reward Shaping in the Prisoner's Dilemma

open access: yes, 2008
Reward shaping is a well-known technique applied to help reinforcement-learning agents converge more quickly to near-optimal behavior. In this paper, we introduce social reward shaping, which is reward shaping applied in the multiagent-learning framework.
Munoz de Cote, Enrique   +2 more
core   +1 more source

Reconfigurable dynamic beam shaping in seeded frequency-doubling

open access: yes
A new method that allows simultaneous frequency doubling and dynamic shaping of a Gaussian beam into a variety of light patterns is introduced. The novel technique is based on the controllable generation of multiple-vortex patterns in seeded schemes ...
Molina Terriza, Gabriel   +1 more
core  

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