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11 Results Found

  • Article
  • Open Access
4 Citations
6,265 Views
26 Pages

1 September 2018

This paper first integrates big data tools—Hive, Impala, and SparkSQL—which support SQL-like queries for rapid data retrieval in big data. The three introduced tools are not only suitable for operating in business intelligence to serve hi...

  • Article
  • Open Access
23 Citations
9,132 Views
17 Pages

Presently, we are observing an explosion of data that need to be stored and processed over the Internet, and characterized by large volume, velocity and variety. For this reason, software developers have begun to look at NoSQL solutions for data stor...

(This article belongs to the Special Issue 10th Anniversary Feature Papers)
  • Article
  • Open Access
3 Citations
6,468 Views
23 Pages

9 May 2025

Text-to-SQL leverages large language models (LLMs) for natural language database queries, yet existing benchmarks like BIRD (12,751 question–SQL pairs, 95 databases) suffer from inconsistencies—e.g., 30% of queries misalign with SQL outpu...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
4 Citations
4,112 Views
24 Pages

21 February 2025

Generating accurate SQL queries from natural language is critical for enabling non-experts to interact with complex databases, particularly in high-stakes domains like healthcare. This paper presents an extensive evaluation of state-of-the-art large...

(This article belongs to the Special Issue Transforming Healthcare with Language Models and Multimodal AI: From Theory to Practice)
  • Article
  • Open Access
31 Citations
6,558 Views
22 Pages

Mobility Data Warehouses

  • Alejandro Vaisman and
  • Esteban Zimányi

The interest in mobility data analysis has grown dramatically with the wide availability of devices that track the position of moving objects. Mobility analysis can be applied, for example, to analyze traffic flows. To support mobility analysis, traj...

(This article belongs to the Special Issue Distributed and Parallel Architectures for Spatial Data)
  • Article
  • Open Access
3,709 Views
9 Pages

COVID-19 Host GenomeDB: A Comprehensive Database Related to COVID-19 Host Genetics

  • Bhavya Banjan,
  • Mohammed F. Albeshr,
  • Shahid Mahboob,
  • Irfan Manzoor and
  • Ranajit Das

The world is currently faced with a pandemic of coronavirus disease 2019 (COVID-19). Several genome-wide and exome-wide studies (GWAS and EWAS) have been performed to identify the variability in the host genetic constitution that likely underlines th...

(This article belongs to the Special Issue Translational Medicine Approach against the COVID-19 Pandemic 2.0)
  • Article
  • Open Access
38 Citations
10,067 Views
17 Pages

Environment Control with Low-Cost Microcontrollers and Microprocessors: Application for Green Walls

  • Yair Andrey Rivas-Sánchez,
  • María Fátima Moreno-Pérez and
  • José Roldán-Cañas

2 February 2019

Green wall irrigation procedures are a particularly important and hard task, given that the quality of the green wall depends on them. There is currently a wide variety of irrigation programmers available, with a range of functions and prices, thereb...

(This article belongs to the Special Issue Application of Low-cost Sensors for Environmental Exposure Assessment and Mitigation)
  • Article
  • Open Access
8 Citations
3,350 Views
19 Pages

This paper proposes an ontology for prognostics and health management (PHM) applications involving sensor networks monitoring industrial machinery. Deep learning methods show promise for the development of autonomous PHM systems but require vast quan...

(This article belongs to the Special Issue Fault Diagnosis in the Internet of Things Applications)
  • Article
  • Open Access
10 Citations
7,109 Views
31 Pages

Suitability of Graph Database Technology for the Analysis of Spatio-Temporal Data

  • Sedick Baker Effendi,
  • Brink van der Merwe and
  • Wolf-Tilo Balke

Every day large quantities of spatio-temporal data are captured, whether by Web-based companies for social data mining or by other industries for a variety of applications ranging from disaster relief to marine data analysis. Making sense of all this...

(This article belongs to the Section Techno-Social Smart Systems)
  • Article
  • Open Access
1,308 Views
28 Pages

The Use of Social Media as Bibliographic Citations in Open Access Education Journals

  • Dimitris Rousidis,
  • Emmanouel Garoufallou,
  • Paraskevas Koukaras,
  • Ilias Nitsos and
  • Christos Tjortjis

23 March 2026

There has been a recent increase in the use of social media platforms (SMPs), as well as a large increase in scientific journals and academic article publications. We need to study if and how much academics, scholars and researchers trust SMPs as sou...

(This article belongs to the Special Issue Advanced Technologies Applied in Digital Media Era)
  • Article
  • Open Access
1,299 Views
28 Pages

Intelligent Threat Defense Mechanisms for 5G APIs

  • Asif Yasin,
  • Seyed Ebrahim Hosseini,
  • Muhammad Nadeem and
  • Shahbaz Pervez

22 April 2026

As 5G Standalone Core networks grow, Application Programming Interface (APIs) have become a key part of how network systems talk to each other. They allow different functions to share data and complete tasks quickly. However, this also makes them tar...

(This article belongs to the Section Cybersecurity)