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Elias Dritsas, Andreas Kanavos, Maria Trigka, Gerasimos Vonitsanos, Spyros Sioutas and Athanasios Tsakalidis
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 sol...
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François Pinet
Data warehouses have demonstrated their applicability in numerous application fields such as agriculture, the environment and health. This paper proposes a general framework for defining a data warehouse and its aggregations using logic programming. The ...
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Mikita Akulich, Iztok Savnik, Matja? Krnc and Riste ?krekovski
This paper proposes a new data structure, multiset-trie, that is designed for storing and efficiently processing a set of multisets. Moreover, multiset-trie can operate on a set of sets without efficiency loss. The multiset-trie structure is a search tre...
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Erik Bollen, Rik Hendrix, Bart Kuijpers, Valeria Soliani and Alejandro Vaisman
Transportation networks are used in many application areas, like traffic control or river monitoring. For this purpose, sensors are placed in strategic points in the network and they send their data to a central location for storage, viewing and analysis...
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Hasna Boumechaal and Zizette Boufaida
Querying Linked Data is one of the most important issues for the semantic web community today because it requires the user to understand the structure and vocabularies used in various data sources. Furthermore, users must be familiar with the syntax of q...
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Manoj Poudel, Rashmi P. Sarode, Yutaka Watanobe, Maxim Mozgovoy and Subhash Bhalla
There are extremely large heterogeneous databases in the astronomical data domain, which keep increasing in size. The data types vary from images of astronomical objects to unstructured texts, relations, and key-values. Many astronomical data repositorie...
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Maria-Evangelia Papadaki, Nicolas Spyratos and Yannis Tzitzikas
The continuous accumulation of multi-dimensional data and the development of Semantic Web and Linked Data published in the Resource Description Framework (RDF) bring new requirements for data analytics tools. Such tools should take into account the speci...
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Guillem Closa, Joan Masó, Núria Julià and Xavier Pons
Lineage information is the part of the metadata that describes ?what?, ?when?, ?who?, ?how?, and ?where? geospatial data were generated. If it is well-presented and queryable, lineage becomes very useful information for inferring data quality, tracing er...
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Rong Yang and Baoning Niu
Continuous k nearest neighbor queries over spatial?textual data streams (abbreviated as CkQST) are the core operations of numerous location-based publish/subscribe systems. Such a system is usually subscribed with millions of CkQST and evaluated simultan...
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Paniz Abedin, Arnab Ganguly, Solon P. Pissis and Sharma V. Thankachan
Let ??[1,??]
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Ze Deng, Meng Wang, Lizhe Wang, Xiaohui Huang, Wei Han, Junde Chu and Albert Y. Zomaya
Current social-network-based and location-based-service applications need to handle continuous spatial approximate keyword queries over geo-textual streaming data of high density. The continuous query is a well-known expensive operation. The optimization...
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Damir Pintar,Domagoj Begu?ic,Frano ?kopljanac-Macina,Mihaela Vranic
Pág. 312 - 319
Educational data mining (or EDM) is an emerging interdisciplinary research field concerned with developing methods for exploring the specific and diverse data encountered in the field of education. One of the most valuable data sources in the educational...
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Sinan Keskin and Adnan Yazici
Nowadays, with the rise of sensor technology, the amount of spatial and temporal data is increasing day by day. Modeling data in a structured way and performing effective and efficient complex queries has become more essential than ever. Online analytica...
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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, trajecto...
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Evangelos Psomakelis, Anastasios Nikolakopoulos, Achilleas Marinakis, Alexandros Psychas, Vrettos Moulos, Theodora Varvarigou and Andreas Christou
Data handling and provisioning play a dominant role in the structure of modern cloud?fog-based architectures. Without a strict, fast, and deterministic method of exchanging data we cannot be sure about the performance and efficiency of transactions and a...
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Lin Zhu, Nan Li and Luyi Bai
In the context of the Semantic Web, the Resource Description Framework (RDF), a language proposed by W3C, has been used for conceptual description, data modeling, and data querying. The algebraic approach has been proven to be an effective way to process...
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Isam Mashhour Al Jawarneh, Luca Foschini and Paolo Bellavista
Numerous real-life smart city application scenarios require joint analytics on unified views of georeferenced mobility data with environment contextual data including pollution and meteorological data. particularly, future urban planning requires restric...
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Younes Hamdani, Guohui Xiao, Linfang Ding and Diego Calvanese
The integration of the raster data cube alongside another form of geospatial data (e.g., vector data) raises considerable challenges when it comes to managing and representing it using knowledge graphs. Such integration can play an invaluable role in han...
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Fadi H. Hazboun, Majdi Owda and Amani Yousef Owda
Structured Query Language (SQL) is commonly used in Relational Database Management Systems (RDBMS) and is currently one of the most popular data definition and manipulation languages. Its core functionality is implemented, with only some minor variations...
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Jernej Tekavec, Anka Lisec and Eugénio Rodrigues
Geospatial data and information within contemporary land administration systems are fundamental to manage the territory adequately. 3D land administration systems, often addressed as 3D cadastre, promise several benefits, particularly in managing today?s...
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