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CARMA 2023 - 5th International Conference on Advanced Research Methods and Analytics: Enviados recientemente

Mostrando ítems 21-25 de 62

An estimate of the Italian Consumer Confidence Index at regional level using Google Trends data

Doménech i de Soria, Josep; Marletta, Andrea (Editorial Universitat Politècnica de València, 2023-09-22)

[EN] Data about consumer confidence indices are often used as a gauge of the entire economy of a country. In Italy, this information is collected by Istat and it is available at national level and at the first sub-level, ...
Use of machine learning techniques in non-probabilistic samples

Rueda, Jorge; Cobo, Beatriz; Castro, Luis (Editorial Universitat Politècnica de València, 2023-09-22)

[EN] Non-probabilistic surveys are increasingly used because they are easy and cheap to carry out. Even official statistical agencies are starting to use this type of surveys in their research, due to the difficulty and ...
Account for variation by field in publication: bibliometric databases’ analysis in a Portuguese Higher Education Institution

Malheiros, Cátia; Gomes, Conceição; Campos, Filipa; Eurico, Sofia (Editorial Universitat Politècnica de València, 2023-09-22)

[EN] This study seeks to examine the variation by field in publication practices in a Portuguese Higher Education Institution (HEI), where both research in Social Sciences and in Hard Sciences is conducted. The intention ...
Data frequency and forecast performance for stock markets: A deep learning approach for DAX index

Mendes, Diana A.; Ferreira, Nuno; Mendes, Vivaldo (Editorial Universitat Politècnica de València, 2023-09-22)

[EN] Due to non-stationary, high volatility, and complex nonlinear patterns of stock market fluctuation, it is demanding to predict the stock price accurately. Nowadays, hybrid and ensemble models based on machine learning ...
Emotions of the main educational agents involved in the App educational applications

Rondán-Cataluña, F. Javier; Peral-Peral, Begoña; Ramírez-Correa, Patricio; Arenas-Gaitán, Jorge (Editorial Universitat Politècnica de València, 2023-09-22)

[EN] The integration of digitization into various aspects of daily life has been accelerated recently, particularly in the realm of e-government. This study focuses on examining the emotions of key stakeholders in ...