Background

  • Dr.
    Computer Science
    Universidad de Buenos Aires
    Thesis: "Interseccion Caching Techniques in Search Engines" [Link]
  • Master
    Data Networks
    Universidad Nacional de La Plata
    Thesis: "Arquitectura compañero a compañero (P2P) para un servicio de búsqueda distribuida en el espacio web"
  • Licenciate
    Information Systems (5 years degree)
    Universidad Nacional de Luján
    Thesis: "Camino a los Agentes Móviles"

Academic Positions

  • Present 2018

     Associate Professor (full time)

     Universidad Nacional de Luján

     


  • 2021 2014

     Former Head of CIDETIC Center for Research, Teaching and Knowledge Transfer in ICT.

     Universidad Nacional de Luján

     


  • 2018 2006

     Adjunct Professor

     Universidad Nacional de Luján

     

     

Publications (selection)

  • 2023
    Many are Better than One: Algorithm Selection for Faster Top-K Retrieval 
    Information Retrieval  Search Engines
    Tolosa, G. and Mallia, A.
    Information Processing & Management (Vol.60, Issue 4, 2023).
  • 2021
    Impact of TCP Congestion Control Algorithms on HTTP/x Performance 
    Data Networks and Protocols 
    Illia, N and Tolosa, G.
    Lecture Notes on Networks and Systems (Selected Papers from the 12th International Networking Conference).
  • 2020
    Improved Landmark-based Shortest Path Length Estimation in Large Graphs with Distance Correction 
    Graphs Big Data
    Giordano, A. and Tolosa, G.
    IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technology (WI/IAT 2020).

    Multicompresión de Grandes Listas de Enteros para Sistemas de Búsquedas 
    Search Engines Big Data
    González, A. and Tolosa, G.
    AGRANDA 2020 - Simposio Argentino de Ciencia de Datos y GRANdes DAtos (49 JAIIO), 2020.
  • 2019
    Detection and Reinforcement of Celiac Communities on Twitter Argentina 
    Social Networks Big Data Interdisciplinary 
    Giordano, A. and Banchero, S. and Cerny, N. and De Marzi, M. and Tolosa, G.
    Electronic Journal of SADIO (EJS), 2019

  • 2018
    Árboles de decisión adaptativos en políticas de admisión a caché 
    Search Engines
    Tonín Monzón, F. and Banchero, S. and Tolosa, G.
    47 JAIIO, Jornadas Argentinas de Informática, 2018.

    Detección y Refuerzo de Comunidades de Celíacos en Twitter Argentina 
    Social Networks Big Data Interdisciplinary 
    Giordano, A. and Banchero, S. and Cerny, N. and De Marzi, M. and Tolosa, G.
    47 JAIIO, Jornadas Argentinas de Informática, 2018.
  • 2017
    Performance improvements for search systems using an integrated cache of lists + intersections 
    Search Engines
    Tolosa, G.; Feuerstein, E.; Becchetti, L. and Marchetti-Spaccamela, A.
    Journal of Information Retrieval, Special Issue on Information Retrieval Efficiency. Vol. 20, Issue 3, pp 172–198, 2017.

    Indexación Distribuida con Restricción de Recursos 
    Big Data
    Delvechio, T. and Tolosa, G.
    3er Simposio Argentino de GRANdes DAtos (AGRANDA 2017). 46 Jornadas Argentina de Informática. Córdoba, Argentina, 2017.
  • 2016
    Optimized Admission Policies for Intersection Caches using a Data Mining Approach 
    Search Engines Big Data
    Tolosa, G. and Feuerstein, E.
    2nd International Symposium on Web Algorithms (iSWAG), 2016.

    Improving Real Time Search Performance using Inverted Index Entries Invalidation Strategies 
    Search Engines
    Rissola, E. and Tolosa G.
    Journal of Computer Science & Technology (JCS&T), 2016.
  • Previous
    Inverted Index Entry Invalidation Strategy for Real Time Search 
    Search Engines
    Rissola, E. and Tolosa G.
    XXI Congreso Argentino en Ciencias de la Computación. Junin, Argentina, 2015.

    Using Big Data Analysis to Improve Cache Performance in Search Engines 
    Search Engines Big Data
    Tolosa, G. and Feuerstein, E.
    AGRANDA. Simposio Argentino de GRANdes DAtos (1st edition) en 44JAIIO - 44th Argentine Conference on Informatics. Rosario, Argentina, 2015.

    Performance Improvements for Search Systems using an Integrated Cache of Lists+Intersections 
    Information Retrieval  Search Engines
    Tolosa, G. and Feuerstein, E.; Becchetti, L. and Marchetti-Spaccamela, A.
    String Processing and Information Retrieval (SPIRE), 2014.

    Cost-aware Intersection Caching and Processing Strategies for In-memory Inverted Indexes 
    Search Engines
    Tolosa, G. and Feuerstein
    11th International Workshop on Large-Scale and Distributed Systems for Information Retrieval at WSDM, 2014.

    Analysis of Cost-Aware Policies for Intersection Caching in Search Nodes 
    Search Engines
    Tolosa, G. and Feuerstein
    SCCC Conference, 2013.

    Efecto de los Trending Topics en el Volumen de Consultas a Motores de Búsqueda 
    Search Engines
    Ricci, S. and Feuerstein
    CACIC’13, XVIII Congreso Argentino de Ciencias de la Computación, 2013.

    3D Inverted Index with Cache Sharing for Web Search Engines 
    Information Retrieval  Search Engines
    Feuerstein, E; Gil-Costa, V.; Marin, M.; Tolosa G. and Baeza-Yates, R.
    18th International European Conference on Parallel and Distributed Computing (Euro-Par), 2012.






Undergraduate courses

  • present 2006

    Teleinformatics and Networks

    [Course site]

  • present 2017

    Analysis and Mining of Graphs and Networks

    [Course site]

Also, I taught courses of:
  • Distributed Systems
  • Network Programming
  • Databases
  • Computer Programming



Postgraduate courses

  • present 2017

    Introduction to Bioinformatics

    Algorithms for string assembly, alignment and search

  • 2019 2012

    Gestion de Proyectos de TICs en PYMES

    Especialización en Gestión de la Tecnología y la Innovación (GTEC)