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Chapter and Conference Paper
On Teaching Web Stream Processing
Web Stream Processing (WSP) is a field that studies how to identify, access, represent and process flows of data using Web technologies. One of the barriers that currently limits the adoption of WSP is the pa...
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Chapter
Engineering of Web Stream Processing Applications
The goal of the tutorial is to outline how to develop and deploy a stream processing application in a Web environment in a reproducible way. To this extent, we intend to (1) survey existing research outcomes f...
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Chapter and Conference Paper
VoCaLS: Vocabulary and Catalog of Linked Streams
The nature of Web data is changing. The popularity of news feeds and social media, the rise of the Web of Things, and the adoption of sensor technologies are examples of streaming data that reached the Web sca...
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Chapter and Conference Paper
SLD Revolution: A Cheaper, Faster yet More Accurate Streaming Linked Data Framework
The RDF Stream Processing (RSP) is gaining momentum. The RDF stream data model is progressively adopted and many SPARQL extensions for continuous querying are converging to a unified RSP query language. Howeve...
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Chapter and Conference Paper
TripleWave: Spreading RDF Streams on the Web
Processing data streams is increasingly gaining momentum, given the need to process these flows of information in real-time and at Web scale. In this context, RDF Stream Processing (RSP) and Stream Reasoning (...
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Chapter and Conference Paper
Heaven: A Framework for Systematic Comparative Research Approach for RSP Engines
Benchmarks like LSBench, SRBench, CSRBench and, more recently, CityBench satisfy the growing need of shared datasets, ontologies and queries to evaluate window-based RDF Stream Processing (RSP) engines. Howeve...
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Chapter and Conference Paper
FraPPE: A Vocabulary to Represent Heterogeneous Spatio-Temporal Data to Support Visual Analytics
Nowadays, we are witnessing a rapid increase of spatio-temporal data that permeates different aspects of our everyday life such as mobile geolocation services and geo-located weather sensors. This big amount o...
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Chapter and Conference Paper
Listening to and Visualising the Pulse of Our Cities Using Social Media and Call Data Records
Methods and technologies exist to capture a sharp digital reflection of a city and to track its evolution with a decreasing delay, but decision makers will not benefit from our ability to feel the pulse of a c...
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Chapter
Applying Semantic Interoperability Principles to Data Stream Management
More and more applications require real-time fine-grained query answering on massive, heterogeneous, noisy and incomplete data streams. Indeed, systems capable of scalable stream processing exist. Specialised ...
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Chapter and Conference Paper
Location-Based Mobile Recommendations by Hybrid Reasoning on Social Media Streams
In this paper, we introduce BOTTARI: an augmented reality application that offers personalized and location-based recommendations of Point Of Interests based on sentiment analysis with geo-semantic query and r...
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Chapter and Conference Paper
Twindex Fuorisalone: Social Listening of Milano during Fuorisalone 2013
Fuorisalone during Milano Design Week, with almost three thousands events spread around more than six hundreds venues, attracts half a million visitors: what do they say and feel about those events? Twindex Fu...
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Chapter and Conference Paper
On Correctness in RDF Stream Processor Benchmarking
Two complementary benchmarks have been proposed so far for the evaluation and continuous improvement of RDF stream processors: SRBench and LSBench. They put a special focus on different features of the evaluat...
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Chapter and Conference Paper
Social Listening of City Scale Events Using the Streaming Linked Data Framework
City-scale events may easily attract half a million of visitors in hundreds of venues over just a few days. Which are the most attended venues? What do visitors think about them? How do they feel before, durin...
