Results 231 to 240 of about 132,359 (288)

A new, conspicuously pigmented Pyrrhulina (Teleostei: Characiformes: Lebiasinidae) from the Río Tigre, Loreto, Peru

open access: yesJournal of Fish Biology, EarlyView.
Abstract A new species of Pyrrhulina is described based on morphological and molecular evidence. Pyrrhulina punctata is distinguished from all congeners by the presence of a series of 7 to 16 irregular blotches of dark pigmentation on the flanks, equally marked in juveniles and adult specimens, the presence of 26–28 lateral‐line scales, 17–21 maxillary
Andre Netto‐Ferreira   +4 more
wiley   +1 more source

Classical criticality via quantum annealing. [PDF]

open access: yesNat Commun
Sathe P   +5 more
europepmc   +1 more source

Estimation of the exponential growth rate of an epidemic. [PDF]

open access: yesInfect Dis Model
Wang M   +3 more
europepmc   +1 more source

Operator-level quantum acceleration of non-logconcave sampling. [PDF]

open access: yesProc Natl Acad Sci U S A
Leng J, Ding Z, Chen Z, Lin L.
europepmc   +1 more source

MRF parameter estimation by MCMC method

Pattern Recognition, 2000
Abstract Markov random field (MRF) modeling is a popular pattern analysis method and MRF parameter estimation plays an important role in MRF modeling. In this paper, a method based on Markov Chain Monte Carlo (MCMC) is proposed to estimate MRF parameters. Pseudo-likelihood is used to represent likelihood function and it gives a good estimation result.
Lei Wang, Jun Liu, Stan Z. Li
openaire   +3 more sources

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