Browsing by Author "Atienza Martínez, María Nieves"
Now showing items 1-19 of 19
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Article
A new condition for identifiability of finite mixture distributions
(Springer, 2006)In this paper a sufficient condition for the identifiability of finite mixtures is given. This condition is less restrictive ...
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Article
A new entropy based summary function for topological data analysis
(Elsevier, 2018)Topological data analysis (TDA) aims to obtain useful information from data sets using topological concepts. In particular, ...
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Article
A new topological entropy-based approach for measuring similarities among piecewise linear functions
(Elsevier, 2017)In this paper we present a novel methodology based on a topological entropy, the so-called persistent entropy, for ...
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Article
An application of mixture distributions in modelization of length of hospital stay
(Wiley, 2008)Length of hospital stay (LOS) is an important indicator of the hospital activity and management of health care. The ...
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Final Degree Project
Análisis y estudio del grafo de transacciones de Bitcoin
(2022)Durante los últimos años, el mundo del Bitcoin y las criptomonedas ha revolucionado por completo el concepto de pago y ...
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Article
Balanced Islands in Two Colored Point Sets in the Plane
(Elsevier, 2018) -
Presentation
Characterising epithelial tissues using persistent entropy
(Springer, 2019)In this paper, we apply persistent entropy, a novel topological statis- tic, for characterization of images of epithelial ...
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Article
Consistency of Maximum Likelihood Estimators in Finite Mixture Models of the Union of the Union of W-Type Families
(Taylor and Francis, 2005)In finite mixture models, maximum likelihood estimators have good properties, such as efficiency, consistency, and asymptotic ...
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Article
Cover Contact Graphs
(2007)We study problems that arise in the context of covering certain geometric objects (so-called seeds, e.g., points or disks) ...
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Article
Cover contact graphs
(2012)We study problems that arise in the context of covering certain geometric objects called seeds (e.g., points or disks) ...
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Presentation
K-Factores en nubes bicromáticas
(2007)Consideramos una colección de puntos bicromática y nos preguntamos cuántos puntos adicionales son necesarios considerar ...
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Article
Liaison-psychiatry: Reasons for consultation, diagnosis, and differences between medical and surgical patients
(Cambridge University Press, 1999) -
PhD Thesis
Mixturas de distribuciones: Modelización de experiencias con asimetría en los datos
(2003-04-24)Una de las estrategias de la Estadística para describir y explicar una realidad compleja es la representación de la misma ...
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Article
On the consistency of MLE in finite mixture models of exponential families
(Elsevier, 2007)Finite mixtures of densities from an exponential family are frequently used in the statistical analysis of data. Modelling ...
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Article
On the stability of persistent entropy and new summary functions for Topological Data Analysis
(Cornell University, 2018)Persistent entropy of persistence barcodes, which is based on the Shannon entropy, has been recently defined and successfully ...
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Article
Persistent entropy for separating topological features from noise in vietoris-rips complexes
(Springer, 2019)Persistent homology studies the evolution of k-dimensional holes along a nested sequence of simplicial complexes (called ...
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Article
Persistent entropy: a scale-invariant topological statistic for analyzing cell arrangements
(Cornell University, 2019)In this work, we develop a method for detecting differences in the topological distribution of cells forming epithelial ...
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Presentation
Separating Topological Noise from Features Using Persistent Entropy
(Springer, 2016)Topology is the branch of mathematics that studies shapes and maps among them. From the algebraic definition of topology ...
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Article
Stable topological summaries for analyzing the organization of cells in a packed tissue
(MDPI, 2021)We use topological data analysis tools for studying the inner organization of cells in segmented images of epithelial ...