Tag: ibc

IBC and Zenith Seminar: Daniel de Oliveira “Parameter and Data Recommendation in Scientific Workflows based on Provenance”, 5 June 2018

IBC seminar (WP5): 5/6/2018, room 1.124, 14h Organized by Zenith Parameter and Data Recommendation in Scientific Workflows based on Provenance Daniel de Oliveira Fluminense Federal University Rio de Janeiro, Brazil Abstract: A growing number of data- and compute-intensive experiments have been modeled as scientific workflows in the last years. Such experiments are commonly executed several types varying parameters and input data …

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IBC seminar: Dennis Shasha “Reducing Errors by Refusing to Guess (Occasionally)” 1 june 2018.

Séminaire IBC, organisé par  Zenith Vendredi 1er juin 2018, 14h Salle des séminaire, Bat. 4, LIRMM SafePredict: Reducing Errors by Refusing to Guess (Occasionally) Dennis Shasha Courant Institute, New York University We propose a meta-algorithm to reduce the error rate of state-of-the-art machine learning algorithms by refusing to make predictions in certain cases even when …

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IBC seminar: Themis Palpanas “Data Series Management: Fulfilling the Need for Big Sequence Analytics” 19 jan. 2018

Séminaire IBC, organisé par  Zenith Lundi 19 mars 2018, 11h Salle 1/124, Bat. 5 Data Series Management: Fulfilling the Need for Big Sequence Analytics Themis Palpanas IUF et Université Paris Descartes There is an increasingly pressing need, by several applications in diverse domains, for developing techniques able to index and mine very large collections of …

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Zenith Seminar: Vitor Silva “A methodology for capturing and analyzing dataflow paths in computational simulations” 31 jan. 2018

Mercredi 31 janvier, 11h, Salle 2/124 A methodology for capturing and analyzing dataflow paths in computational simulations Vitor Silva, COPPE/UFRJ, Rio de Janeiro Scientific applications in large-scale are based on the execution of complex computational models in a specific field of the science. Moreover, a huge volume of scientific data is commonly generated and stored in data …

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IBC & SciDISC seminar: Marta Mattoso “Human-in-the-loop to Fine-tune Data in Real Time” 14 dec. 2017

Human-in-the-loop to Fine-tune Data in Real Time Marta Mattoso COPPE/UFRJ, Rio de Janeiro 14 december 2017, 11h Room 1/124, Bat.5 In long-lasting exploratory executions, it is often needed to fine-tune several parameters of complex computational models, because they may significantly impact performance.  Listing all possible combinations of parameters and exhaustively trying them all is nearly impossible …

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IBC seminar: Dennis Shasha “Reducing Errors by Refusing to Guess (Occasionally)” 1 June 2017

IBC Seminar Thursday 1 June 2017, 15h, room 1/124, bat. 5 Campus Saint Priest, Montpellier Reducing Errors by Refusing to Guess (Occasionally) Dennis Shasha New York University We propose a meta-algorithm to reduce the error rate of state-of-the-art machine learning algorithms by refusing to make predictions in certain cases even when the underlying algorithms suggest …

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IBC seminar: Fabio Porto “Simulation Data Management” 1 June 2017

IBC Seminar Thursday 1 June 2017, 14h, room 1/124, bat. 5 Campus Saint Priest, Montpellier Simulation Data Management Fabio Porto LNCC, Rio de Janeiro, Brazil Abstract: Numerical Simulation has attracted the interest of different areas from engineering and biology to astronomy. By using simulations scientists can analyse the behaviour of hard to observe phenomena and practitioners  can test …

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IBC seminar: Tamer Özsu “Approaches to RDF Data Management and SPARQL Query Processing” 9 march 2017

IBC Seminar Thursday 9 march 2017, 14h, room 3/124, bat. 5 Campus Saint Priest, Montpellier Approaches to RDF Data Management and SPARQL Query Processing M. Tamer Özsu University of Waterloo, Canada Resource Description Framework (RDF) was originally proposed by the World Wide Web Consortium (W3C) for modeling Web objects as part of developing the “semantic …

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MUSIC seminar: Esther Pacitti “Experience on Data Management Techniques for Scientific Applications” 8 dec. 2016

Experience on Data Management  Techniques for Scientific Applications Esther Pacitti Inria and LIRMM, University of Montpellier 8 December 2016, 14h Fundação Getulio Vargas, Rio de Janeiro   Modern science such as agronomy, bio-informatics, and environmental science must deal with overwhelming amounts of experimental data. Such data must be processed (cleaned, transformed, analyzed) in all kinds of ways in order to draw …

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Junior Conference on Data Science and Engineering: Patrick Valduriez “From Databases to Data Science: impact on information systems” 15 sept. 2016

From Databases to Data Science: impact on information systems Patrick Valduriez Junior Conference on Data Science and Engineering, Paris Saclay, 15 september 2016 Data has been quoted as the new oil, to reflect that big data can be turned into high-value information and new knowledge. Although data analysis has been around for a while, starting with …

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