In this page, some of the big data, data analytics problems at DISIT are listed referring to the projects in which they are addressed:
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Semantic Computing:
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Data Mining and Data Fusion:
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data mining for heterogeneous data, data reconciliation, data fusion
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data mining and data warehouse for smart city data (open data, from public and private), see Smart City projects as: sii-mobility project
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data mining of text in English and Italian, affective analysis,
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knowledge modeling and understanding, knowledge indexing, knowledge indexing and search; see projects as OSIM, and SACVAR projects when all the Tuscany web pages are crawled and processed
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Smart City processes, tools and services http://www.disit.org/6566
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Geolocation extractor: http://www.disit.org/6540
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Blog Vigilance and Twitter vigilance via Natural Language Processing
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data quality improvement
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DIM: Data Ingestion Manager: http://www.disit.org/6732
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LOD, RDF Stores, Graph Database:
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Data Analytics:
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Fault prediction: logistic regressions, regressions, etc.
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prediction of people flow in the city
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prediction of traffic flow status in the city
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prediction of audience on tv shows
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understanding user behaviour in the city, and on mobile devices
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smart decision support system, http://smartds.disit.org, via computing and system thinking
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Data indexing and search, cross media indexing: taboo, genetic algorithms, etc.
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Keyword extraction, data mining extraction
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recommendations by similarity and by complementarity (matchmaking)
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clustering, hierarchical and incremental clustering, k-means, k-medoids
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link discovering and reconciliation, single and multiple RDF Stores
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computing origin destination matrix, prediction people flow
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identification of optimum Access Point WiFi position in the city
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Twitter vigilance via Natural Language Processing
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Architectures and system solutions
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Applications:
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See Km4City page
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See Km4City demonstrators and real tools
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mainly on: smart city, smart cloud, cultural heritage, P2P DRM, railways, transportation, ...
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Big Data Smart City processes and tools, Dec 2014
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Smart City DISIT page and km4city.
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identification of critical conditions and predictions, see projects as: sii-mobility for smart city, and ICARO for smart cloud
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cross media and multi language indexing and search, semantic indexing: see ECLAP project and service
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conditional access and digital rights management, managing grant authorization for hundreds thousands of users at the same time instant, managing licenses. See project AXMEDIS and the DISIT extension on P2P grant authorization and licensing.
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keyword extraction on massive number of documents per seconds: see ECLAP and SACVAR projects and tools.
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html web pages mining for geolocation of them with high precision: see sii-mobility project.
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content based information retrieval of images and text / metadata, and integration, see XMediaCBIR.
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Courses:
Most of these solutions are working on scalable cloud solutions based on grid parallel processing and/on on Hadoop.
Last Update: 2017/01/15
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