Results 21 to 30 of about 374 (101)

Multi-target tracking algorithm in intelligent transportation based on wireless sensor network

open access: yesOpen Physics, 2018
The traditional extended Kalman algorithm for multi-target tracking in the field of intelligent transportation does not consider the occlusion problem of the multi-target tracking process, and has the disadvantage of low multi-target tracking accuracy. A
Lei Yang   +2 more
doaj   +1 more source

Insecurity Of Imperfect Quantum Bit Seal

open access: yes, 2006
Quantum bit seal is a way to encode a classical bit quantum mechanically so that everyone can obtain non-zero information on the value of the bit. Moreover, such an attempt should have a high chance of being detected by an authorized verifier.
Bechmann-Pasquinucci   +9 more
core   +1 more source

Performance optimization of cesium silver bismuth bromide-based perovskite solar cell using CZTS buffer layer: A device modeling approach

open access: yesResults in Engineering
Cesium silver bismuth bromide (Cs2AgBiBr6) has emerged as a highly promising material for photovoltaic applications due to its lead-free composition and favorable optoelectronic properties.
Aqsa Islam   +3 more
doaj   +1 more source

Intelligent Chatter Bot for Regulation Search

open access: yesOpen Physics, 2016
This communication presents a functional prototype, named PTAH, implementing a linguistic model focused on regulations in Spanish. Its global architecture, the reasoning model and short statistics are provided for the prototype.
De Luise María Daniela López   +7 more
doaj   +1 more source

Method of measurements with random perturbation: Application in photoemission experiments

open access: yes, 2007
We report an application of a simultaneous perturbation stochastic approximation (SPSA) algorithm to filtering systematic noise (SN) with non-zero mean value in photoemission data.
Bhatnagar S.   +9 more
core   +1 more source

Recommendation model based on opinion diffusion [PDF]

open access: yes, 2007
Information overload in the modern society calls for highly efficient recommendation algorithms. In this letter we present a novel diffusion based recommendation model, with users' ratings built into a transition matrix.
Blattner M. Laureti P. Huntziker A.   +8 more
core   +2 more sources

APFEL Web: a web-based application for the graphical visualization of parton distribution functions

open access: yes, 2014
We present APFEL Web, a web-based application designed to provide a flexible user-friendly tool for the graphical visualization of parton distribution functions (PDFs).
Carrazza, Stefano   +3 more
core   +1 more source

Phase transition in a stochastic prime number generator

open access: yes, 2007
We introduce a stochastic algorithm that acts as a prime number generator. The dynamics of such algorithm gives rise to a continuous phase transition which separates a phase where the algorithm is able to reduce a whole set of integers into primes and a ...
B. L. Julia   +11 more
core   +1 more source

Diffusion Processes on Power-Law Small-World Networks [PDF]

open access: yes, 2005
We consider diffusion processes on power-law small-world networks in different dimensions. In one dimension, we find a rich phase diagram, with different transient and recurrent phases, including a critical line with continuously varying exponents.
Hastings, Matthew B.   +2 more
core   +1 more source

Quantum Key Distribution With several intercept-resend attacks Via A Depolarizing Channel

open access: yes, 2012
The disturbance effect of a depolarizing channel on the security of the quantum key distribution of the four state BB84 protocol with multiple sequentiel intercept and resend attacks of many eavesdroppers, has been studied. The quantum bit error rate and
Benyoussef, Abdelilah   +3 more
core   +1 more source

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