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16 Results Found

  • Article
  • Open Access
29 Citations
9,574 Views
20 Pages

In the era of big data, Internet-based geospatial information services such as various LBS apps are deployed everywhere, followed by an increasing number of queries against the massive spatial data. As a result, the traditional relational spatial dat...

  • Article
  • Open Access
7 Citations
5,187 Views
23 Pages

Trajectory Clustering and k-NN for Robust Privacy Preserving k-NN Query Processing in GeoSpark

  • Elias Dritsas,
  • Andreas Kanavos,
  • Maria Trigka,
  • Gerasimos Vonitsanos,
  • Spyros Sioutas and
  • Athanasios Tsakalidis

28 July 2020

Privacy Preserving and Anonymity have gained significant concern from the big data perspective. We have the view that the forthcoming frameworks and theories will establish several solutions for privacy protection. The k-anonymity is considered a key...

  • Article
  • Open Access
20 Citations
5,355 Views
19 Pages

22 January 2022

As a result of Earth observation (EO) entering the era of big data, a significant challenge relating to by the storage, analysis, and visualization of a massive amount of remote sensing (RS) data must be addressed. In this paper, we proposed a novel...

  • Article
  • Open Access
18 Citations
4,378 Views
24 Pages

In recent years, with the widespread use of location-aware handheld devices and the development of wireless networks, trajectory data have shown a trend of rapid growth in data volume and coverage, which has led to the prosperous development of locat...

  • Article
  • Open Access
57 Citations
9,072 Views
20 Pages

ScienceEarth: A Big Data Platform for Remote Sensing Data Processing

  • Chen Xu,
  • Xiaoping Du,
  • Zhenzhen Yan and
  • Xiangtao Fan

12 February 2020

Mass remote sensing data management and processing is currently one of the most important topics. In this study, we introduce ScienceEarth, a cluster-based data processing framework. The aim of ScienceEarth is to store, manage, and process large-scal...

  • Article
  • Open Access
7 Citations
3,453 Views
24 Pages

25 November 2022

The unprecedented availability of petascale analysis-ready earth observation data has given rise to a remarkable surge in demand for regional to global environmental studies, which exploit tons of data for temporal–spatial analysis at a much la...

  • Article
  • Open Access
27 Citations
7,246 Views
22 Pages

Evaluating the Open Source Data Containers for Handling Big Geospatial Raster Data

  • Fei Hu,
  • Mengchao Xu,
  • Jingchao Yang,
  • Yanshou Liang,
  • Kejin Cui,
  • Michael M. Little,
  • Christopher S. Lynnes,
  • Daniel Q. Duffy and
  • Chaowei Yang

Big geospatial raster data pose a grand challenge to data management technologies for effective big data query and processing. To address these challenges, various big data container solutions have been developed or enhanced to facilitate data storag...

  • Article
  • Open Access
7 Citations
6,399 Views
19 Pages

10 September 2016

Sustainability research faces many challenges as respective environmental, urban and regional contexts are experiencing rapid changes at an unprecedented spatial granularity level, which involves growing massive data and the need for spatial relation...

  • Article
  • Open Access
16 Citations
3,115 Views
20 Pages

7 January 2021

Spatial neighboring analysis is an indispensable part of geo-raster spatial analysis. In the big data era, high-resolution raster data offer us abundant and valuable information, and also bring enormous computational challenges to the existing focal...

  • Article
  • Open Access
55 Citations
5,152 Views
17 Pages

6 June 2021

The Loess Plateau of China suffers from severe erosion, which results in a great variety of economic and ecological problems. For scientific control of soil erosion, the key questions urgently to be addressed in this paper are: (1) Which are the driv...

  • Article
  • Open Access
5 Citations
2,820 Views
23 Pages

Constructing and Evaluating a Mitophagy-Related Gene Prognostic Model: Implications for Immune Landscape and Tumor Biology in Lung Adenocarcinoma

  • Jin Wang,
  • Kaifan Liu,
  • Jiawen Li,
  • Hailong Zhang,
  • Xian Gong,
  • Xiangrong Song,
  • Meidan Wei,
  • Yaoyu Hu and
  • Jianxiang Li

16 February 2024

Mitophagy, a conserved cellular mechanism, is crucial for cellular homeostasis through the selective clearance of impaired mitochondria. Its emerging role in cancer development has sparked interest, particularly in lung adenocarcinoma (LUAD). Our stu...

  • Article
  • Open Access
7 Citations
3,211 Views
18 Pages

Efficient Orchestration of Distributed Workloads in Multi-Region Kubernetes Cluster

  • Radoslav Furnadzhiev,
  • Mitko Shopov and
  • Nikolay Kakanakov

Distributed Kubernetes clusters provide robust solutions for geo-redundancy and fault tolerance in modern cloud architectures. However, default scheduling mechanisms primarily optimize for resource availability, often neglecting network topology, int...

  • Article
  • Open Access
18 Citations
5,012 Views
23 Pages

Uncovering the Relationship between Human Connectivity Dynamics and Land Use

  • Olivera Novović,
  • Sanja Brdar,
  • Minučer Mesaroš,
  • Vladimir Crnojević and
  • Apostolos N. Papadopoulos

CDR (Call Detail Record) data are one type of mobile phone data collected by operators each time a user initiates/receives a phone call or sends/receives an sms. CDR data are a rich geo-referenced source of user behaviour information. In this work, w...

  • Article
  • Open Access
15 Citations
3,196 Views
22 Pages

QoS-Aware Approximate Query Processing for Smart Cities Spatial Data Streams

  • Isam Mashhour Al Jawarneh,
  • Paolo Bellavista,
  • Antonio Corradi,
  • Luca Foschini and
  • Rebecca Montanari

17 June 2021

Large amounts of georeferenced data streams arrive daily to stream processing systems. This is attributable to the overabundance of affordable IoT devices. In addition, interested practitioners desire to exploit Internet of Things (IoT) data streams...

  • Article
  • Open Access
8 Citations
4,345 Views
30 Pages

3 June 2021

Tectonic plates are thought to move above the asthenosphere due to the presence of accumulated melts or volatiles that result in a low-viscosity layer, known as lithosphere–asthenosphere boundary (LAB). Here, we report experiments suggesting that the...

  • Article
  • Open Access
5 Citations
3,918 Views
27 Pages

12 September 2024

Recent studies have uncovered intriguing connections between Parkinson’s disease (PD) and cancer, two seemingly distinct disease categories. Disulfidptosis has garnered attention as a novel form of regulated cell death that is implicated in var...