Search Results - "Sadri, Fereidoon"
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A rule-based semantic approach for data integration, standardization and dimensionality reduction utilizing the UMLS: Application to predicting bariatric surgery outcomes
Published in Computers in biology and medicine (01-03-2019)“…Utilization of existing clinical data for improving patient outcomes poses a number of challenging and complex problems involving lack of data integration, the…”
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Crowd enabled curation and querying of large and noisy text mined protein interaction data
Published in Distributed and parallel databases : an international journal (01-03-2018)“…The abundance of mined, predicted and uncertain biological data warrant massive, efficient and scalable curation efforts. The human expertise required for any…”
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A multi-modal approach towards mining social media data during natural disasters - A case study of Hurricane Irma
Published in International journal of disaster risk reduction (15-02-2021)“…Streaming social media provides a real-time glimpse of extreme weather impacts. However, the volume of streaming data makes mining information a challenge for…”
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Integrity constraints in the information source tracking method
Published in IEEE transactions on knowledge and data engineering (01-02-1995)“…We study the issue of integrity constraints in the Information Source Tracking (IST) method. The IST method is an approach to the management of uncertain data…”
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Query optimization using restructured views: Theory and experiments
Published in Information systems (Oxford) (01-05-2009)“…We study optimization of relational queries using materialized views, where views may be regular or restructured. In a restructured view, some data from the…”
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Query optimization in information integration
Published in Acta informatica (01-06-2013)“…The problem of decentralized data sharing, which is relevant to a wide range of applications, is still a source of major theoretical and practical challenges,…”
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Integration of Probabilistic Uncertain Information
Published 19-07-2016“…We study the problem of data integration from sources that contain probabilistic uncertain information. Data is modeled by possible-worlds with probability…”
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Reliable Querying of Very Large, Fast Moving and Noisy Predicted Interaction Data using Hierarchical Crowd Curation
Published 06-06-2016“…The abundance of predicted and mined but uncertain biological data show huge needs for massive, efficient and scalable curation efforts. The human expertise…”
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The Propagation of Counteracting Information in Online Social Networks: A Case Study
Published in 2018 IEEE International Conference on Data Mining Workshops (ICDMW) (01-11-2018)“…Information propagation in online social networks has drawn a lot of attention from researchers in different fields. While prior works have studied the impact…”
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Conference Proceeding -
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Local as view information integration in the Semantic Model approach
Published in 2011 IEEE International Conference on Information Reuse & Integration (01-08-2011)“…The problem of large-scale, decentralized data sharing, which is relevant for a wide range of applications, is still a source of major theoretical and…”
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Conference Proceeding -
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A multi-modal approach towards mining social media data during natural disasters -- a case study of Hurricane Irma
Published 02-01-2021“…Streaming social media provides a real-time glimpse of extreme weather impacts. However, the volume of streaming data makes mining information a challenge for…”
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Journal Article -
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Information source tracking method: efficiency issues
Published in IEEE transactions on knowledge and data engineering (01-12-1995)“…This paper is devoted to the study and analysis of query processing efficiency in the information source tracking (IST) technique, an approach to the…”
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Reliability of answers to queries in relational databases
Published in IEEE transactions on knowledge and data engineering (01-06-1991)“…The author studies the problem of determining the reliability of answers to queries in a relational database system, where the information in the database…”
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Efficient query processing in the semantic model approach to information integration
Published in 2012 IEEE 13th International Conference on Information Reuse & Integration (IRI) (01-08-2012)“…Information integration has been a subject of research for several decades, and despite significant progress, in particular in recent years, it still remains a…”
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Conference Proceeding -
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Query optimization in information integration for queries involving aggregation and group by
Published in 2011 Sixth International Conference on Digital Information Management (01-09-2011)“…This paper addresses the efficient processing of queries involving aggregation and group-by in the semantic-model approach to information integration. Query…”
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Conference Proceeding -
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Uncertain deductive databases: A hybrid approach
Published in Information systems (Oxford) (01-12-1997)“…Uncertainty in deductive databases and logic programming has been modeled using a variety of (numeric and non-numeric) formalisms in the past, including…”
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Optimization of schemaSQL queries
Published in Proceedings 2001 International Database Engineering and Applications Symposium (2001)“…We study the optimization of schemaSQL and schemaSQL-like languages. Our starting point is an extended relational algebra which can be used to implement…”
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Conference Proceeding -
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DATA DEPENDENCIES IN THE RELATIONAL MODEL OF DATABASES: A GENERALIZATION
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Dissertation -
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On A Theory of Probabilistic Deductive Databases
Published 18-12-2003“…We propose a framework for modeling uncertainty where both belief and doubt can be given independent, first-class status. We adopt probability theory as the…”
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A New Type of Image-Based Key
Published in 2008 International Conference on BioMedical Engineering and Informatics (01-05-2008)“…Keys are character based tools for plant identification. They are based on the decomposition of the plant into very small, atomistic parts. These parts are…”
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Conference Proceeding