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pro vyhledávání: '"Wrembel, Robert"'
Completeness as one of the four major dimensions of data quality is a pervasive issue in modern databases. Although data imputation has been studied extensively in the literature, most of the research is focused on inference-based approach. We propos
Externí odkaz:
https://tud.qucosa.de/id/qucosa%3A79722
https://tud.qucosa.de/api/qucosa%3A79722/attachment/ATT-0/
https://tud.qucosa.de/api/qucosa%3A79722/attachment/ATT-0/
Data completeness is one of the most important data quality dimensions and an essential premise in data analytics. With new emerging Big Data trends such as the data lake concept, which provides a low cost data preparation repository instead of movin
Externí odkaz:
https://tud.qucosa.de/id/qucosa%3A82099
https://tud.qucosa.de/api/qucosa%3A82099/attachment/ATT-0/
https://tud.qucosa.de/api/qucosa%3A82099/attachment/ATT-0/
Autor:
Andrzejewski, Witold, Potoniec, Jedrzej, Drozdowski, Maciej, Stefanowski, Jerzy, Wrembel, Robert, Stapf, Paweł
In this paper, we consider energy demand prediction in district heating systems. Effective energy demand prediction is essential in combined heat power systems when offering electrical energy in competitive electricity markets. To address this proble
Externí odkaz:
http://arxiv.org/abs/2205.07863
Publikováno v:
In Information Systems March 2024 121
Autor:
Quemy, Alexandre, Wrembel, Robert, Łopuszyńska, Natalia, Papadakis, George, Delgado, Agustín D.
Publikováno v:
In Information Systems October 2023 119
Metadata presents a medium for connection, elaboration, examination, and comprehension of relativity between two datasets. Metadata can be enriched to calculate the existence of a connection between different disintegrated datasets. In order to do so
Externí odkaz:
http://arxiv.org/abs/1809.04709
Data pre-processing is one of the most time consuming and relevant steps in a data analysis process (e.g., classification task). A given data pre-processing operator (e.g., transformation) can have positive, negative or zero impact on the final resul
Externí odkaz:
http://arxiv.org/abs/1803.01024