Listar Laboratorio de Bases de Datos (LBD) por título

Mostrando ítems 41-60 de 78

    • Herramienta para la visualización de la movilidad durante la pandemia 

      Cortiñas, Alejandro; Rodríguez Luaces, Miguel; Pedreira, Óscar (Sistedes, 2021)
      [Resumen]: En este artículo presentamos una herramienta prototipo desarrollada entre los meses de mayo a julio del 2020, durante la situación de pandemia por el COVID-19, para mostrar la información de movilidad proporcionada ...

    • Improved Compressed String Dictionaries 

      Brisaboa, Nieves R.; Cerdeira-Pena, Ana; Bernardo, Guillermo de; Navarro, Gonzalo (ACM, 2019-11-03)
      [Abstract] We introduce a new family of compressed data structures to efficiently store and query large string dictionaries in main memory. Our main technique is a combination of hierarchical Front-coding with ideas from ...

    • Local features: Enhancing variability modeling in software product lines 

      Castro, David de; Cortiñas, Alejandro; Rodríguez Luaces, Miguel; Pedreira, Óscar; Saavedra Places, Ángeles (Elsevier, 2024-07)
      [Abstract]: Context and motivation: Software Product Lines (SPL) enable the creation of software product families with shared core components using feature models to model variability. Choosing features from a feature model ...

    • Lossless Compression of Industrial Time Series With Direct Access 

      Gómez-Brandón, Adrián; Paramá, José R.; Villalobos, Kevin; Illarramendi, Arantza; Brisaboa, Nieves R. (Elsevier, 2021)
      [Abstract] The new opportunities generated by the data-driven economy in the manufacturing industry have causedmany companies opt for it. However, the size of time series data that need to be captured creates theproblem ...

    • Managing Compressed Structured Text 

      Brisaboa, Nieves R.; Cerdeira-Pena, Ana; Navarro, Gonzalo (Springer Nature, 2018-12-07)
      [Definition]: Compressing structured text is the problem of creating a reduced-space representation from which the original data can be re-created exactly. Compared to plain text compression, the goal is to take advantage ...

    • Map algebra on raster datasets represented by compact data structures 

      Silva-Coira, Fernando; Paramá, José R.; Ladra, Susana (John Wiley and Sons, 2023-06)
      [Abstract]: The increase in the size of data repositories has forced the design of new computing paradigms to be able to process large volumes of data in a reasonable amount of time. One of them is in-memory computing, ...

    • Microservice-oriented platform for internet of big data analytics: A proof of concept 

      Li, Zheng; Seco, Diego; Sánchez Rodríguez, Alexis Eloy (MDPI AG, 2019-03-01)
      [Abstract]: The ubiquitous Internet of Things (IoT) devices nowadays are generating various and numerous data from everywhere at any time. Since it is not always necessary to centralize and analyze IoT data cumulatively ...

    • Modeling the Number of People Infected With SARS-COV-2 From Wastewater Viral Load in Northwest Spain 

      Vallejo, J.A.; Trigo Tasende, Noelia; Rumbo-Feal, Soraya; Conde-Pérez, Kelly; López-Oriona, Ángel; Barbeito, Inés; Vaamonde, Manuel; Tarrío-Saavedra, Javier; Reif López, Rubén; Ladra, Susana; Rodiño-Janeiro, Bruno Kotska; Nasser-Ali, Mohammed; Cid, Ángeles; Veiga, María Carmen; Acevedo, Antón; Lamora, Carlos; Bou, Germán; Cao, Ricardo; Poza, Margarita (Elsevier, 2022)
      [Abstract] The quantification of the SARS-CoV-2 RNA load in wastewater has emerged as a useful tool to monitor COVID–19 outbreaks in the community. This approach was implemented in the metropolitan area of A Coruña (NW ...

    • Multilevel Modeling of Geographic Information Systems Based on International Standards 

      Alvarado, Suilen H.; Cortiñas, Alejandro; Rodríguez Luaces, Miguel; Pedreira, Óscar; Saavedra Places, Ángeles (SpringerLink, 2021)
      [Abstract] Even though different applications based on Geographic Information Systems (GIS) provide different features and functions, they all share a set of common concepts (e.g., spatial data types, operations, services), ...

    • Navigating planar topologies in near-optimal space and time 

      Fuentes Sepúlveda, José; Navarro, Gonzalo; Seco, Diego (Elsevier B.V., 2023-02)
      [Abstract]: We show that any embedding of a planar graph can be encoded succinctly while efficiently answering a number of topological queries near-optimally. More precisely, we build on a succinct representation that ...

    • Navigational Rule Derivation: An algorithm to determine the effect of traffic signs on road networks 

      Galaktionov, Daniil; Rodríguez Luaces, Miguel; Saavedra Places, Ángeles (2016-11-17)
      [Abstract] In this paper we present an algorithm to build a road network map enriched with traffic rules such as one-way streets and forbidden turns, based on the interpretation of already detected and classified traffic ...

    • New machine learning approaches for real-life human activity recognition using smartphone sensor-based data 

      García-González, Daniel; Rivero, Daniel; Fernández-Blanco, Enrique; Rodríguez Luaces, Miguel (Elsevier B.V., 2023)
      [Abstract]: In recent years, mainly due to the application of smartphones in this area, research in human activity recognition (HAR) has shown a continuous and steady growth. Thanks to its wide range of sensors, its size, ...

    • Optimization in Sanger sequencing 

      Carpente, Luisa; Cerdeira-Pena, Ana; Lorenzo Freire, Silvia; Saavedra Places, Ángeles (Elsevier, 2019-09)
      [Abstract]: The main objective of this paper is to solve the optimization problem that is associated with the classification of DNA samples in PCR plates for Sanger sequencing. To achieve this goal, we design an integer ...

    • Optimizing RPQs over a compact graph representation 

      Arroyuelo, Diego; Gómez-Brandón, Adrián; Hogan, Aidan; Navarro, Gonzalo; Rojas-Ledesma, Javiel (Springer, 2023-09-07)
      [Absctract]: We propose techniques to evaluate regular path queries (RPQs) over labeled graphs (e.g., RDF). We apply a bit-parallel simulation of a Glushkov automaton representing the query over a ring: a compact ...

    • Parallel construction of wavelet trees on multicore architectures 

      Fuentes Sepúlveda, José; Elejalde, Erick; Ferres, Leo; Seco, Diego (Springer U K, 2016-10-05)
      [Abstract] The wavelet tree has become a very useful data structure to efficiently represent and query large volumes of data in many different domains, from bioinformatics to geographic information systems. One problem ...

    • Parvimonas micra can translocate from the subgingival sulcus of the human oral cavity to colorectal adenocarcinoma 

      Ladra, Susana; Poza, Margarita; Conde-Pérez, Kelly; Buetas, Elena; Aja-Macaya, Pablo; Martin-De Arribas, E.; Iglesias Corrás, Iago; Trigo-Tasende, Noelia; Nasser-Ali, Mohammed; Estévez, Lara; Rumbo-Feal, Soraya; Otero Alén, Begoña; Noguera, José Francisco; Concha, Ángel; Pardiñas López, Simón; Carda-Diéguez, Miguel; Gómez-Randulfe Rodríguez, Martín Igor; Martinez-Lago, Nieves; Aparicio, Luis A.; Bou, Germán; Mira, Alex; Vallejo, J.A. (2023)
      [Abstract] Oral and intestinal samples from a cohort of 93 colorectal cancer (CRC) patients and 30 healthy controls (non-CRC) were collected for microbiome analysis. Saliva (28 non-CRC and 94 CRC), feces (30 non-CRC and ...

    • Plugin for automatisation of phonetic-phonological analysis and obtaining analytical feedback for Spanish learners 

      Couto-Fernández, Tamara; Sarymsakova, Albina; Condori Fernández, Nelly; Martín-Rodilla, Patricia (CEUR-WS.org, 2022)
      [Abstract] We present in this article the Plugin for phonetic-phonological analysis in Spanish (PAFe), which consists of a series of scripts (a code written with a programming language (Python) that, implement three ...

    • Proyecto COVIDBENS. Seguimiento de la pandemia de COVID-19 en aguas residuales del área metropolitana de A Coruña 

      Trigo-Tasende, Noelia; Vaamonde, Manuel; Paramá, José R.; Tarrío-Saavedra, Javier; López-de-Ulibarri, Ignacio; Vallejo, J.A.; Ladra, Susana; Cao, Ricardo; Poza, Margarita (Sociedad Española de Sanidad Ambiental, 2022-05-18)
      [Resumen]: El virus SARS-CoV-2 está compuesto por una nucleocápside que engloba su material genético y la proteína N, rodeada por una membrana bilipídica, que contiene las proteínas M y E, y una corona de espinas, que ...

    • Re-ingeniería y Modernización de la Biblioteca Virtual Galega 

      Ramos-Vidal, Delfina; Cortiñas, Alejandro; Rodríguez Luaces, Miguel; Pedreira, Óscar; Saavedra Places, Ángeles (Sistedes, 2021)
      [Resumen]: La Biblioteca Virtual Galega (BVG) es una biblioteca digital de referencia en literatura gallega de todos los tiempos, para el público general y especialmente para centros de educación de enseñanza obligatoria ...

    • Revisiting Compact RDF Stores Based on k2-Trees 

      Brisaboa, Nieves R.; Cerdeira-Pena, Ana; Bernardo, Guillermo de; Fariña, Antonio (IEEE Xplore, 2020-03)
      [Abstract]: We present a new compact representation to efficiently store and query large RDF datasets in main memory. Our proposal, called BMatrix, is based on the k 2 -tree, a data structure devised to represent binary ...