English
Related papers

Related papers: Contextualization of Big Data Quality: A framework…

200 papers

The quality of data is context dependent. Starting from this intuition and experience, we propose and develop a conceptual framework that captures in formal terms the notion of "context-dependent data quality". We start by proposing a…

Databases · Computer Science 2016-08-16 Leopoldo Bertossi , Flavio Rizzolo

One of the most significant problems of Big Data is to extract knowledge through the huge amount of data. The usefulness of the extracted information depends strongly on data quality. In addition to the importance, data quality has recently…

Databases · Computer Science 2020-05-25 Mostafa Mirzaie , Behshid Behkamal , Samad Paydar

The relevance and importance of contextualizing data analytics is described. Qualitative characteristics might form the context of quantitative analysis. Topics that are at issue include: contrast, baselining, secondary data sources,…

Artificial Intelligence · Computer Science 2023-06-22 Fionn Murtagh , Mohsen Farid

The widespread adoption of big data has ushered in a new era of data-driven decision-making, transforming numerous industries and sectors. However, the efficacy of these decisions hinges on the quality of the underlying data. Poor data…

Artificial Intelligence · Computer Science 2024-05-08 Widad Elouataoui

Data quality and data cleaning are context dependent activities. Starting from this observation, in previous work a context model for the assessment of the quality of a database instance was proposed. In that framework, the context takes…

Databases · Computer Science 2014-01-22 Mostafa Milani , Leopoldo Bertossi , Sina Ariyan

Big data systems address the challenges of capturing, storing, managing, analyzing, and visualizing big data. Within this context, developing benchmarks to evaluate and compare big data systems has become an active topic for both research…

Performance · Computer Science 2014-02-24 Rui Han , Xiaoyi Lu

This paper focuses on numeric data, with emphasis on distinct characteristics like varying significance, unstructured format, mass volume and real-time processing. We propose a novel, context-dependent valuation framework specifically…

Databases · Computer Science 2018-10-23 Milen S. Marev , Ernesto Compatangelo , Wamberto Vasconcelos

The emergence of open data portals necessitates more attention to protecting sensitive data before datasets get published and exchanged. To do so effectively, we observe the need to refine and broaden our definitions of sensitive data, and…

Cryptography and Security · Computer Science 2026-03-16 Liang Telkamp , Madelon Hulsebos

Context information is in demand more than ever with the rapid increase in the number of context-aware Internet of Things applications developed worldwide. Research in context and context-awareness is being conducted to broaden its…

Human-Computer Interaction · Computer Science 2023-02-10 Shakthi Weerasinghe , Arkady Zaslavsky , Seng W. Loke , Alireza Hassani , Amin Abken , Alexey Medvedev

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

The continuous increase of data generated provides enormous possibilities of both public and private companies. The management of this mass of data or big data will play a crucial role in the society of the future, as it finds applications…

Computers and Society · Computer Science 2015-01-15 Fatima El Jamiy , Abderrahmane Daif , Mohamed Azouazi , Abdelaziz Marzak

Data quality assessment and data cleaning are context-dependent activities. Motivated by this observation, we propose the Ontological Multidimensional Data Model (OMD model), which can be used to model and represent contexts as logic-based…

Databases · Computer Science 2017-08-15 Leopoldo Bertossi , Mostafa Milani

Software development is a complex activity which depends on diverse technologies and people's expertise. The approaches to developing software highly depend on these different characteristics, which are the context developers are subject…

Software Engineering · Computer Science 2019-10-21 Glaucia Melo , Paulo Alencar , Don Cowan

The development of neural networks and pretraining techniques has spawned many sentence-level tagging systems that achieved superior performance on typical benchmarks. However, a relatively less discussed topic is what if more context…

Computation and Language · Computer Science 2021-04-12 Jinlan Fu , Liangjing Feng , Qi Zhang , Xuanjing Huang , Pengfei Liu

Understanding context is key to understanding human language, an ability which Large Language Models (LLMs) have been increasingly seen to demonstrate to an impressive extent. However, though the evaluation of LLMs encompasses various…

Computation and Language · Computer Science 2024-02-02 Yilun Zhu , Joel Ruben Antony Moniz , Shruti Bhargava , Jiarui Lu , Dhivya Piraviperumal , Site Li , Yuan Zhang , Hong Yu , Bo-Hsiang Tseng

Smart devices generate vast amounts of big data, mainly in the form of sensor data. While allowing for the prediction of many aspects of human behaviour (e.g., physical activities, transportation modes), this data has a major limitation in…

Human-Computer Interaction · Computer Science 2024-09-11 Fausto Giunchiglia , Xiaoyue Li

Quality assessment, which evaluates the visual quality level of multimedia experiences, has garnered significant attention from researchers and has evolved substantially through dedicated efforts. Before the advent of large models, quality…

Human-Computer Interaction · Computer Science 2024-09-04 Zicheng Zhang , Yingjie Zhou , Chunyi Li , Baixuan Zhao , Xiaohong Liu , Guangtao Zhai

Due to numerous public information sources and services, many methods to combine heterogeneous data were proposed recently. However, general end-to-end solutions are still rare, especially systems taking into account different context…

Information Retrieval · Computer Science 2018-07-27 Slavko Žitnik , Lovro Šubelj , Dejan Lavbič , Olegas Vasilecas , Marko Bajec

Big Data concern large-volume, growing data sets that are complex and have multiple autonomous sources. Earlier technologies were not able to handle storage and processing of huge data thus Big Data concept comes into existence. This is a…

Machine Learning · Computer Science 2015-03-26 Praful Koturwar , Sheetal Girase , Debajyoti Mukhopadhyay

In recent past, big data opportunities have gained much momentum to enhance knowledge management in organizations. However, big data due to its various properties like high volume, variety, and velocity can no longer be effectively stored…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-02-16 Mohammad Shorfuzzaman
‹ Prev 1 2 3 10 Next ›