Zobrazeno 1 - 10
of 171
pro vyhledávání: '"Roy Cerqueti"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract Autoencoders are dimension reduction models in the field of machine learning which can be thought of as a neural network counterpart of principal components analysis (PCA). Due to their flexibility and good performance, autoencoders have bee
Externí odkaz:
https://doaj.org/article/deee60bcf4754ce3a58508248fcfbaea
Publikováno v:
Physics, Vol 6, Iss 2, Pp 468-482 (2024)
In this study, we propose how to use objective arguments grounded in statistical mechanics concepts in order to obtain a single number, obtained after aggregation, which would allow for the ranking of “agents”, “opinions”, etc., all defined i
Externí odkaz:
https://doaj.org/article/6689686e2d1646f3a504d6acd321457d
Publikováno v:
Machine Learning with Applications, Vol 10, Iss , Pp 100417- (2022)
Although there are many contributions in the time series clustering literature, few studies still deal with count time series data. This paper aims to develop a fuzzy clustering procedure for count time series data. We propose an Integer GARCH-based
Externí odkaz:
https://doaj.org/article/22e4ad5da156491cbb4406dc25a1f62d
Autor:
Roy Cerqueti, Claudio Lupi
Publikováno v:
Stats, Vol 4, Iss 3, Pp 745-761 (2021)
This paper presents new perspectives and methodological instruments for verifying the validity of Benford’s law for a large given dataset. To this aim, we first propose new general tests for checking the statistical conformity of a given dataset wi
Externí odkaz:
https://doaj.org/article/21ca2966505a47769d763864e4247d11
Autor:
Sebastian-Ion CEPTUREANU, Roy CERQUETI, Adriana ALEXANDRU, Doina I. POPESCU, Gurjeet DHESI, Eduard-Gabriel CEPTUREANU
Publikováno v:
Revista Română de Informatică și Automatică, Vol 31, Iss 3, Pp 61-74 (2021)
The aim of this paper is to analyze how blockchain technology can improve supply chain variables and technology transfer in medium-sized enterprises from IT&C sector. Blockchain technology is expected to enhance the velocity and reliability of busine
Externí odkaz:
https://doaj.org/article/02ac561005c44f78b37472088cbbc96c
Autor:
Roy Cerqueti, Feng Shi
Publikováno v:
Frontiers in Applied Mathematics and Statistics, Vol 7 (2021)
Externí odkaz:
https://doaj.org/article/10e2a330d0e244f38a2a04db01e03fb7
Publikováno v:
Data in Brief, Vol 18, Iss , Pp 156-159 (2018)
This dataset contains the annual aggregated income taxes of all the Italian municipalities over the years 2007–2011. Data are clustered over the Italian regions and provinces. The source of the data is the Italian Ministry of Economics and Finance.
Externí odkaz:
https://doaj.org/article/1eb1dac411aa4014aea35b85d46d4350
Publikováno v:
Entropy, Vol 22, Iss 6, p 676 (2020)
In this work, we develop the Tsallis entropy approach for examining the cross-shareholding network of companies traded on the Italian stock market. In such a network, the nodes represent the companies, and the links represent the ownership. Within th
Externí odkaz:
https://doaj.org/article/6b96e207f7ca44338874a2c813cc5f6f
Publikováno v:
PLoS ONE, Vol 12, Iss 8, p e0183639 (2017)
Target agents are peculiar oncological drugs which differ from the traditional therapies in their ability of recognizing specific molecules expressed by tumor cells and microenvironment. Thus, their toxicity is generally lower than that associated to
Externí odkaz:
https://doaj.org/article/8aa69a37318f496aa34570e8791372be
Autor:
Marcel Ausloos, Roy Cerqueti
Publikováno v:
PLoS ONE, Vol 11, Iss 11, p e0166011 (2016)
A mere hyperbolic law, like the Zipf's law power function, is often inadequate to describe rank-size relationships. An alternative theoretical distribution is proposed based on theoretical physics arguments starting from the Yule-Simon distribution.
Externí odkaz:
https://doaj.org/article/76590cf0f3774684ae367d0a43b3681e