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In order to introduce an integrated research information system, this will provide scientific institutions with the necessary information on research activities and research results in assured quality. Since data collection, duplication,…

Databases · Computer Science 2019-01-23 Otmane Azeroual , Mohammad Abuosba

In the implementation and use of research information systems (RIS) in scientific institutions, text data mining and semantic technologies are a key technology for the meaningful use of large amounts of data. It is not the collection of…

Digital Libraries · Computer Science 2018-12-12 Otmane Azeroual , Gunter Saake , Mohammad Abuosba , Joachim Schöpfel

Data cleaning is the initial stage of any machine learning project and is one of the most critical processes in data analysis. It is a critical step in ensuring that the dataset is devoid of incorrect or erroneous data. It can be done…

Databases · Computer Science 2021-09-16 Ga Young Lee , Lubna Alzamil , Bakhtiyar Doskenov , Arash Termehchy

PurposeThe purpose of this paper is to present empirical evidence on the implementation, acceptance and quality-related aspects of research information systems (RIS) in academic institutions.Design/methodology/approachThe study is based on…

Databases · Computer Science 2021-11-17 Otmane Azeroual , Joachim Schöpfel , Gunter Saake

Data-oriented applications, their users, and even the law require data of high quality. Research has divided the rather vague notion of data quality into various dimensions, such as accuracy, consistency, and reputation. To achieve the goal…

Databases · Computer Science 2024-12-09 Sedir Mohammed , Lisa Ehrlinger , Hazar Harmouch , Felix Naumann , Divesh Srivastava

Data quality is a key element for building and optimizing good learning models. Despite many attempts to characterize data quality, there is still a need for rigorous formalization and an efficient measure of the quality from available…

Machine Learning · Computer Science 2023-12-14 Jouseau Roxane , Salva Sébastien , Samir Chafik

This paper presents multi- and interdisciplinary approaches for finding the appropriate AI technologies for research information. Professional research information management (RIM) is becoming increasingly important as an expressly…

Digital Libraries · Computer Science 2024-05-24 Otmane Azeroual , Tibor Koltay

In materials sciences, a large amount of research data is generated through a broad spectrum of different experiments. As of today, experimental research data including meta-data in materials science is often stored decentralized by the…

Databases · Computer Science 2015-01-07 Thorsten Wuest , Rainer Tinscher , Robert Porzel , Klaus-Dieter Thoben

The quality of training data has a huge impact on the efficiency, accuracy and complexity of machine learning tasks. Various tools and techniques are available that assess data quality with respect to general cleaning and profiling checks.…

Machine learning has been proven to be effective in various application areas, such as object and speech recognition on mobile systems. Since a critical key to machine learning success is the availability of large training data, many…

Machine Learning · Computer Science 2021-01-06 Hyeongmin Cho , Sangkyun Lee

Data quality issues have attracted widespread attention due to the negative impacts of dirty data on data mining and machine learning results. The relationship between data quality and the accuracy of results could be applied on the…

Databases · Computer Science 2021-04-27 Zhixin Qi , Hongzhi Wang , Jianzhong Li , Hong Gao

The information fusion field has recently been attracting a lot of interest within the scientific community, as it provides, through the combination of different sources of heterogeneous information, a fuller and/or more precise…

Information Theory · Computer Science 2025-10-28 Raúl Gutiérrez , Víctor Rampérez , Horacio Paggi , Juan A. Lara , Javier Soriano

With the increasing capabilities of machine learning systems and their potential use in safety-critical systems, ensuring high-quality data is becoming increasingly important. In this paper we present a novel approach for the assurance of…

Machine Learning · Computer Science 2023-07-18 Christian Sieberichs , Simon Geerkens , Alexander Braun , Thomas Waschulzik

Data preparation, especially data cleaning, is very important to ensure data quality and to improve the output of automated decision systems. Since there is no single tool that covers all steps required, a combination of tools -- namely a…

Databases · Computer Science 2023-08-29 Valerie Restat

Context: Machine Learning (ML) is integrated into a growing number of systems for various applications. Because the performance of an ML model is highly dependent on the quality of the data it has been trained on, there is a growing…

Machine Learning · Computer Science 2024-06-03 Pierre-Olivier Côté , Amin Nikanjam , Nafisa Ahmed , Dmytro Humeniuk , Foutse Khomh

High-quality data is key to interpretable and trustworthy data analytics and the basis for meaningful data-driven decisions. In practical scenarios, data quality is typically associated with data preprocessing, profiling, and cleansing for…

Databases · Computer Science 2019-07-19 Lisa Ehrlinger , Elisa Rusz , Wolfram Wöß

Recent discussions on alternative facts, fake news, and post truth politics have motivated research on creating technologies that allow people not only to access information, but also to assess the credibility of the information presented…

Information Retrieval · Computer Science 2017-08-25 Christina Lioma , Jakob Grue Simonsen , Birger Larsen

Data quality describes the degree to which data meet specific requirements and are fit for use by humans and/or downstream tasks (e.g., artificial intelligence). Data quality can be assessed across multiple high-level concepts called…

Databases · Computer Science 2025-07-24 Vasileios Papastergios , Lisa Ehrlinger , Anastasios Gounaris

Nowadays, data is becoming the new fuel for economic wealth and creation of novel and profitable business models. Multitude of technologies are contributing to an abundance of information sources which are already the baseline for…

Databases · Computer Science 2024-03-07 Laura Martín , Luis Sánchez , Jorge Lanza , Pablo Sotres

Sharing and reusing research data can effectively reduce redundant efforts in data collection and curation, especially for small labs and research teams conducting human-centered system research, and enhance the replicability of evaluation…

Information Retrieval · Computer Science 2024-11-26 Tianji Jiang , Wenqi Li , Jiqun Liu
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