Ornella Menchi

Publication Activity (10 Years)

Years Active: 1999-2024
Publications (10 Years): 8

Top Topics

Similarity Matrix

Top Venues

Appl. Math. Comput.

Expert Syst. Appl.

Publications

Paola Favati, Ornella Menchi
An internal validity index for arbitrarily shaped clusters. Expert Syst. Appl. 235 (2024)
Paola Favati, Ornella Menchi
A two-phase strategy for nonconvex clusters integrating a spectral clustering with a merging technique. Expert Syst. Appl. 214 (2023)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
A Model for the Frequency Distribution of Multi-Scale Phenomena. Inf. 11 (12) (2020)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
Construction of the similarity matrix for the spectral clustering method: Numerical experiments. J. Comput. Appl. Math. 375 (2020)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
Adaptive Clustering via Symmetric Nonnegative Matrix Factorization of the Similarity Matrix. Algorithms 12 (10) (2019)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
Construction of the similarity matrix for the spectral clustering method: numerical experiments. CoRR (2019)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
An Adaptive Procedure for the Global Minimization of a Class of Polynomial Functions. Algorithms 12 (5) (2019)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
Image regularization by nonnegatively constrained Conjugate Gradient. Appl. Math. Comput. 327 (2018)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
Generalized Cross-Validation applied to Conjugate Gradient for discrete ill-posed problems. Appl. Math. Comput. 243 (2014)
Paola Favati, Grazia Lotti, Ornella Menchi
A Divide and Conquer Algorithm for the Superfast Solution of Toeplitz-like Systems. SIAM J. Matrix Anal. Appl. 33 (4) (2012)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
A Coupled Model for the Indegree and Outdegree Analysis of the Web. Internet Math. 6 (4) (2011)
Paola Favati, Grazia Lotti, Ornella Menchi
Stability of the Levinson Algorithm for Toeplitz-Like Systems. SIAM J. Matrix Anal. Appl. 31 (5) (2010)
Paola Favati, Grazia Lotti, Ornella Menchi
Recursive algorithms for unbalanced banded Toeplitz systems. Numer. Linear Algebra Appl. 16 (7) (2009)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
A Stochastic Model for the Link Analysis of the Web. Internet Math. 3 (4) (2007)
Paola Favati, Grazia Lotti, Ornella Menchi
Regularizing Inverse Preconditioners for Symmetric Band Toeplitz Matrices. EURASIP J. Adv. Signal Process. 2007 (2007)
Paola Favati, Grazia Lotti, Ornella Menchi
Non-recursive solution of sparse block Hessenberg systems. Numer. Linear Algebra Appl. 11 (4) (2004)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
Railway Computation for Infinite Linear Systems. Int. J. Parallel Program. 30 (6) (2002)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
Separable asymptotic cost of evaluating elementary functions. Numer. Algorithms 24 (3) (2000)
Paola Favati, Grazia Lotti, Ornella Menchi, Francesco Romani
An infinite precision bracketing algorithm with guaranteed convergence. Numer. Algorithms 20 (1) (1999)