Results 41 to 50 of about 77,177 (314)

Extracting Semantics of Individual Places from Movement Data by Analyzing Temporal Patterns of Visits [PDF]

open access: yes, 2013
Data reflecting movements of people, such as GPS or GSM tracks, can be a source of information about mobility behaviors and activities of people. Such information is required for various kinds of spatial planning in the public and business sectors ...
Andrienko, G.   +5 more
core   +1 more source

Search and Analytics Using Semantic Annotations [PDF]

open access: yesACM SIGIR Forum, 2019
Search systems help users locate relevant information in the form of text documents for keyword queries. Using text alone, it is often difficult to satisfy the user's information need. To discern the user's intent behind queries, we turn to semantic annotations (e.g., named entities and temporal expressions) that natural language processing tools can ...
openaire   +5 more sources

Identifying the Technology Opportunities and the Technology Taxonomy for Railway Static Inverters With Patent Data Analytics

open access: yesIEEE Access
In this study, we identify and forecast promising railway static inverter technologies and the technology taxonomy using patent data analytics. To this end, we identify technology topics through LDA topic modeling and interpret them through N-gram ...
Yong-Jae Lee   +3 more
doaj   +1 more source

Latent Twitter Image Information for Social Analytics

open access: yesInformation, 2021
The appearance of images in social messages is continuously increasing, along with user engagement with that type of content. Analysis of social images can provide valuable latent information, often not present in the social posts.
Gerasimos Razis   +2 more
doaj   +1 more source

RDF analytics [PDF]

open access: yesProceedings of the 23rd international conference on World wide web, 2014
The development of Semantic Web (RDF) brings new requirements for data analytics tools and methods, going beyond querying to semantics-rich analytics through warehouse-style tools. In this work, we fully redesign, from the bottom up, core data analytics concepts and tools in the context of RDF data, leading to the first complete formal framework for ...
Colazzo, Dario   +3 more
openaire   +3 more sources

Modelling the Semantic Web using a Type System

open access: yes, 2015
We present an approach for modeling the Semantic Web as a type system. By using a type system, we can use symbolic representation for representing linked data.
Ciobanu G., Moten R.
core   +1 more source

Towards Interactive Analytics over RDF Graphs

open access: yesAlgorithms, 2021
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.
Maria-Evangelia Papadaki   +2 more
doaj   +1 more source

SAVE-SD 2017: Third Workshop on Semantics, Analytics and Visualisation: Enhancing Scholarly Data [PDF]

open access: yes, 2017
The third edition of the Workshop on Semantics, Analytics and Visualisation: Enhancing Scholarly Data (SAVE-SD 2017) is taking place in Perth, Australia on the 3rd of April 2017, co-located with the 26th International World Wide Web Conference.
Gonzalez-Beltran, Alejandra   +3 more
core   +1 more source

Semantic interaction for visual text analytics [PDF]

open access: yesProceedings of the SIGCHI Conference on Human Factors in Computing Systems, 2012
Visual analytics emphasizes sensemaking of large, complex datasets through interactively exploring visualizations generated by statistical models. For example, dimensionality reduction methods use various similarity metrics to visualize textual document collections in a spatial metaphor, where similarities between documents are approximately ...
Chris North, Patrick Fiaux, Alex Endert
openaire   +2 more sources

The Web Science Observatory [PDF]

open access: yes, 2013
To understand and enable the evolution of the Web and to help address grand societal challenges, the Web must be observable at scale across space and time.
Contractor, Noshir   +5 more
core   +1 more source

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