Results 11 to 20 of about 261,108 (323)

Bayesian solutions to the label switching problem [PDF]

open access: yes, 2008
The label switching problem, the unidentifiability of the permutation of clusters or more generally latent variables, makes interpretation of results computed with MCMC sampling difficult. We introduce a fully Bayesian treatment of the permutations which
A. Jasra   +11 more
core   +4 more sources

A viral load-based model for epidemic spread on spatial networks

open access: yesMathematical Biosciences and Engineering, 2021
In this paper, we propose a Boltzmann-type kinetic model of the spreading of an infectious disease on a network. The latter describes the connections among countries, cities or districts depending on the spatial scale of interest.
Nadia Loy, Andrea Tosin
doaj   +1 more source

All-Optical Techniques Enabling Packet Switching with Label Processing and Label Rewriting

open access: yesJournal of Telecommunications and Information Technology, 2023
Scalability of packet switched cross-connects that utilize all-optical signal processing is a crucial issue that eventually determines the future role of photonic signal processing in optical networks.
Nicola Calabretta   +5 more
doaj   +1 more source

Noise-Immune Labels of Residual Codes for Improving Solution Efficiency to Packet Overflow in an Optical Label-Switched Buffer

open access: yesPhotonics, 2021
In this paper, an optical buffering solution based on label switching is proposed, where packets are buffered by identifying and renewing the light labels of pseudo-orthogonal codes. The buffer overflow occurs when label switching fails to perform on the
Kai-Sheng Chen, Chao-Chin Yang
doaj   +1 more source

Label Switching in Mixtures [PDF]

open access: yesAIP Conference Proceedings, 2011
We propose a posterior distribution for which the latent partition is restricted to a special numbering leading to the largest separation with its permutations. Two different measures of separation are proposed, the first one being global but intractable even from very small sample sizes (Kullback divergence), the second one being local and thus very ...
Christophe Biernacki   +5 more
openaire   +3 more sources

Implicit Label Number for Optical Packets in Label Switching Networks Based on Spectral Amplitude Coding and OCDM Path

open access: yesIEEE Photonics Journal, 2022
This paper presents an implicit labeling scheme where stacked spectral-amplitude-coding (SAC) labels are inscribed in multiple payload bits in the packet front.
Kai-Sheng Chen
doaj   +1 more source

Performance Evaluation of Multi-protocol Label Switching-Traffic Engineering Schemes [PDF]

open access: yesEAI Endorsed Transactions on Mobile Communications and Applications, 2021
Generally, the priorities of traffic engineering are one of two groups. The first is traffic-related performance targets like reducing packet loss, reducing end-to-end delay etc.
Iflah Aijaz, Sheikh Idrees
doaj   +1 more source

Bayesian mixture labeling and clustering [PDF]

open access: yes, 2012
Label switching is one of the fundamental issues for Bayesian mixture modeling. It occurs due to the nonidentifiability of the components under symmetric priors. Without solving the label switching, the ergodic averages of component specific quantities
Yao, Weixin
core   +2 more sources

Effects of crosstalk in WDM optical label switching networks due to wavelength switching of a tunable laser [PDF]

open access: yes, 2006
rosstalk caused by switching events in fast tunable lasers in an optical label switching (OLS) system is investigated for the first time. A wavelength-division-multiplexed OLS system based on subcarrier multiplexed labels is presented which employs a 40 ...
Barry, Liam P.   +6 more
core   +1 more source

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