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Outlier detection in high-dimensional datasets poses new challenges that have not been investigated in the literature. In this paper, we present an integrated methodology for the identification of outliers which is suitable for datasets with higher number of variables than observations. Our...
Persistent link: https://www.econbiz.de/10011881086
In this study, we introduce a novel entity matching (EM) framework. It com-bines state-of-the-art EM approaches based on Artificial Neural Networks (ANN) with a new similarity encoding derived from matching techniques that are preva-lent in finance and economics. Our framework is on-par or...
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In its Communication "Building a European data economy" the EU Commission discusses the introduction of a new exclusive property right on data ("data producer right") for non-personal (or anonymised) machine-generated data, and mandatory access rights to privately held data for achieving more...
Persistent link: https://www.econbiz.de/10011720841
A number of recent studies in the economics literature have focused on the usefulness of factor models in the context of prediction using "big data". In this paper, our over-arching question is whether such "big data" are useful for modelling low frequency macroeconomic variables such as...
Persistent link: https://www.econbiz.de/10009766687
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Bank of Hungary (MNB), and introduces a set of synthetic error types to test its hypotheses. The paper shows that gradient …
Persistent link: https://www.econbiz.de/10014283565