Results 21 to 30 of about 3,764,864 (296)

The XML Query Language Xcerpt: Design Principles, Examples, and Semantics [PDF]

open access: yes, 2002
Most query and transformation languages developed since the mid 90es for XML and semistructured data—e.g. XQuery [1], the precursors of XQuery [2], and XSLT [3]—build upon a path-oriented node selection: A node in a data item is specified in terms of a ...
Schaffert, Sebastian   +3 more
core   +1 more source

τSQWRL: A TSQL2-Like Query Language for Temporal Ontologies Generated from JSON Big Data

open access: yesBig Data Mining and Analytics, 2023
Temporal ontologies allow to represent not only concepts, their properties, and their relationships, but also time-varying information through explicit versioning of definitions or through the four-dimensional perdurantist view.
Zouhaier Brahmia   +2 more
doaj   +1 more source

Query Language for Complex Similarity Queries [PDF]

open access: yes, 2012
For complex data types such as multimedia, traditional data management methods are not suitable. Instead of attribute matching approaches, access methods based on object similarity are becoming popular. Recently, this resulted in an intensive research of indexing and searching methods for the similarity-based retrieval. Nowadays, many efficient methods
Petra Budíková   +2 more
openaire   +4 more sources

The optics of language-integrated query [PDF]

open access: yesScience of Computer Programming, 2020
Monadic comprehensions reign over the realm of language-integrated query (LINQ), and for good reasons. Indeed, comprehensions are tightly integrated with general purpose programming languages and close enough to common query languages, such as SQL, to guarantee their translation into effective queries.
J. López-González, Juan M. Serrano
openaire   +4 more sources

ODQ: A Fluid Office Document Query Language

open access: yesInformation, 2015
Fluid office documents, as semi-structured data often represented by Extensible Markup Language (XML) are important parts of Big Data. These office documents have different formats, and their matching Application Programming Interfaces (APIs) depend on ...
Xuhong Liu, Ning Li, Yunmei Shi, Xia Hou
doaj   +1 more source

RESEARCH ON EXTENSION OF SPARQL ONTOLOGY QUERY LANGUAGE CONSIDERING THE COMPUTATION OF INDOOR SPATIAL RELATIONS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
A method suitable for indoor complex semantic query considering the computation of indoor spatial relations is provided According to the characteristics of indoor space. This paper designs ontology model describing the space related information of humans,
C. Li, X. Zhu, W. Guo, Y. Liu, H. Huang
doaj   +1 more source

Towards a Declarative Query and Transformation Language for XML and Semistructured Data: Simulation Unification [PDF]

open access: yes, 2002
The growing importance of XML as a data interchange standard demands languages for data querying and transformation. Since the mid 90es, several such languages have been proposed that are inspired from functional languages (such as XSLT [1]) and/or ...
Schaffert, Sebastian   +3 more
core   +1 more source

Semantic Protocol and Resource Description Framework Query Language: A Comprehensive Review

open access: yesMathematics, 2022
This review presents various perspectives on converting user keywords into a formal query. Without understanding the dataset’s underlying structure, how can a user input a text-based query and then convert this text into semantic protocol and resource ...
Essam H. Houssein   +3 more
doaj   +1 more source

Semi-Supervised Image Classification based on a Multi-Feature Image Query Language [PDF]

open access: yes
The area of Content-Based Image Retrieval (CBIR) deals with a wide range of research disciplines. Being closely related to text retrieval and pattern recognition, the probably most serious issue to be solved is the so-called \semantic gap".
Pein, Raoul Pascal
core   +4 more sources

An Approach of Automatic SPARQL Generation for BIM Data Extraction

open access: yesApplied Sciences, 2020
Generally, building information modelling (BIM) models contain multiple dimensions of building information, including building design data, construction information, and maintenance-related contents, which are related with different engineering ...
Dongming Guo   +2 more
doaj   +1 more source

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