Ornella Menchi - researchr alias

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Viewing Publication 1 - 18 from 18

2024

An internal validity index for arbitrarily shaped clustersPaola Favati, Ornella Menchi. eswa, 235:121124, January 2024. [doi]

2023

A two-phase strategy for nonconvex clusters integrating a spectral clustering with a merging techniquePaola Favati, Ornella Menchi. eswa, 214:119099, 2023. [doi]

2020

Construction of the similarity matrix for the spectral clustering method: Numerical experimentsPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. jcam, 375:112795, 2020. [doi]

A Model for the Frequency Distribution of Multi-Scale PhenomenaPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. information, 11(12):580, 2020. [doi]

2019

Adaptive Clustering via Symmetric Nonnegative Matrix Factorization of the Similarity MatrixPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. algorithms, 12(10):216, 2019. [doi]

An Adaptive Procedure for the Global Minimization of a Class of Polynomial FunctionsPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. algorithms, 12(5):109, 2019. [doi]

2018

Image regularization by nonnegatively constrained Conjugate GradientPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. amc, 327:35-45, 2018. [doi]

2014

Generalized Cross-Validation applied to Conjugate Gradient for discrete ill-posed problemsPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. amc, 243:258-268, 2014. [doi]

2012

A Divide and Conquer Algorithm for the Superfast Solution of Toeplitz-like SystemsPaola Favati, Grazia Lotti, Ornella Menchi. siammax, 33(4):1039-1056, 2012. [doi]

2011

A Coupled Model for the Indegree and Outdegree Analysis of the WebPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. im, 6(4):437-459, 2011. [doi]

2010

Stability of the Levinson Algorithm for Toeplitz-Like SystemsPaola Favati, Grazia Lotti, Ornella Menchi. siammax, 31(5):2531-2552, 2010. [doi]

2009

Recursive algorithms for unbalanced banded Toeplitz systemsPaola Favati, Grazia Lotti, Ornella Menchi. nla, 16(7):561-587, 2009. [doi]

2007

A Stochastic Model for the Link Analysis of the WebPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. im, 3(4):509-531, 2007.

Regularizing Inverse Preconditioners for Symmetric Band Toeplitz MatricesPaola Favati, Grazia Lotti, Ornella Menchi. ejasp, 2007, 2007. [doi]

2004

Non-recursive solution of sparse block Hessenberg systemsPaola Favati, Grazia Lotti, Ornella Menchi. nla, 11(4):391-409, 2004. [doi]

2002

Railway Computation for Infinite Linear SystemsPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. ijpp, 30(6):419-439, 2002.

2000

Separable asymptotic cost of evaluating elementary functionsPaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. na, 24(3):255-274, 2000. [doi]

1999

An infinite precision bracketing algorithm with guaranteed convergencePaola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani. na, 20(1):63-73, 1999. [doi]

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