Results 21 to 30 of about 223,172 (286)

Rapid Generation of Light Beams Carrying Orbital Angular Momentum [PDF]

open access: yes, 2013
We report a technique for encoding both amplitude and phase variations onto a laser beam using a single digital micro-mirror device (DMD). Using this technique, we generate Laguerre-Gaussian and vortex orbital-angular-momentum (OAM) modes, along with ...
Boyd, Robert W.   +5 more
core   +4 more sources

An Event-Related Potential Study on Differences Between Higher and Lower Easy of Learning Judgments: Evidence for the Ease-of-Processing Hypothesis

open access: yesFrontiers in Psychology, 2022
Easy of learning (EOL) judgments occur before active learning begins, and it is a prediction of how difficult it will be to learn new material in future learning.
Peiyao Cong, Ning Jia
doaj   +1 more source

Bipartite quantum channels using multipartite cluster-type entangled coherent states [PDF]

open access: yes, 2010
We propose a particular encoding for bipartite entangled states derived from multipartite cluster-type entangled coherent states (CTECSs). We investigate the effects of amplitude damping on the entanglement content of this bipartite state, as well as its
A. Vidiella-Barranco   +8 more
core   +2 more sources

Exploiting Development to Evaluate Auditory Encoding of Amplitude Modulation [PDF]

open access: yesThe Journal of Neuroscience, 2010
During development, detection for many percepts matures gradually. This provides a natural system in which to investigate the neural mechanisms underlying performance differences: those aspects of neural activity that mature in conjunction with behavioral performance are more likely to subserve detection.
Merri J, Rosen   +2 more
openaire   +2 more sources

Improved measurement linearity and precision for AMCW time-of-flight range imaging cameras [PDF]

open access: yes, 2010
Time-of-flight range imaging systems utilizing the amplitude modulated continuous wave (AMCW) technique often suffer from measurement nonlinearity due to the presence of aliased harmonics within the amplitude modulation signals.
Büttgen   +13 more
core   +2 more sources

Quantum Analog-Digital Conversion [PDF]

open access: yes, 2019
Many quantum algorithms, such as Harrow-Hassidim-Lloyd (HHL) algorithm, depend on oracles that efficiently encode classical data into a quantum state. The encoding of the data can be categorized into two types; analog-encoding where the data are stored ...
Fujii, Keisuke   +2 more
core   +1 more source

Development of New Spectral Amplitude Coding OCDMA Code by Using Polarization Encoding Technique

open access: yesApplied Sciences, 2023
OCDMA is an optical access technology that has a lot of potential because it can be asynchronously accessed and provides a higher level of security. The authors presented a new DW family code, a flexible double weight (FDW) code, and a novel polarization
Syed Mohammad Ammar   +6 more
doaj   +1 more source

Distributional Property Testing in a Quantum World [PDF]

open access: yes, 2020
A fundamental problem in statistics and learning theory is to test properties of distributions. We show that quantum computers can solve such problems with significant speed-ups.
, Li, Tongyang
core   +2 more sources

Quantum Dense Coding Exploiting Bright EPR Beam [PDF]

open access: yes, 2001
Highly efficient quantum dense coding for continuous variables has been experimentally accomplished by means of exploiting bright EPR beam with anticorrelation of amplitude quadratures and correlation of phase quadratures, which is generated from a ...
A. Barenco   +34 more
core   +2 more sources

Efficient reverse time migration with amplitude encoding

open access: yesJournal of Geophysics and Engineering, 2015
Reverse time migration (RTM) is an accurate seismic imaging method for imaging the complex subsurface structure. Traditional common shot RTM suffers from low efficiency due to the large number of single shot gathers, especially for marine seismic data. Phase encoding is commonly used to reduce the computational cost of RTM.
Jiangtao Hu   +5 more
openaire   +1 more source

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