Recent Submissions

  • Fault diagnosis of chemical processes with incomplete observations: A comparative study 

    Askarian, Mahdieh; Escudero Bakx, Gerard; Graells Sobré, Moisès; Zarghami, Reza; Jalali Farahani, Farhang; Mostoufi, Navid (Pergamon Press, 2016-01-04)
    Article
    Restricted access - publisher's policy
    An important problem to be addressed by diagnostic systems in industrial applications is the estimation of faults with incomplete observations. This work discusses different approaches for handling missing data, and ...
  • TweetNorm: a benchmark for lexical normalization of spanish tweets 

    Alegria, Iñaki; Aranberri, Nora; Comas Umbert, Pere Ramon; Fresno, Víctor; Gamallo, Pablo; Padró, Lluís; San Vicente Roncal, Iñaki; Turmo Borras, Jorge; Zubiaga, Arkaitz (2015-12-01)
    Article
    Open Access
    The language used in social media is often characterized by the abundance of informal and non-standard writing. The normalization of this non-standard language can be crucial to facilitate the subsequent textual processing ...
  • Unsupervised ensemble minority clustering 

    Gonzàlez Pellicer, Edgar; Turmo Borras, Jorge (2015-01)
    Article
    Restricted access - publisher's policy
    Cluster analysis lies at the core of most unsupervised learning tasks. However, the majority of clustering algorithms depend on the all-in assumption, in which all objects belong to some cluster, and perform poorly on ...
  • ¿Es sostenible la Estrella de la Muerte? 

    Sánchez Carracedo, Fermín; García Almiñana, Jordi; Vidal López, Eva María; López Álvarez, David; Cabré Garcia, José M.; García García, Helena; Alier Forment, Marc; Martín Escofet, Carme (2015-09)
    Article
    Open Access
    El futuro será sostenible o no será. Por eso, es fundamental que todos los Trabajos de Fin de Grado (TFG) de las ingenierías incorporen un estudio de sostenibilidad que analice su impacto ambiental, social y económico. ...
  • Zipf's law for word frequencies: Word forms versus lemmas in long texts 

    Corral, Alvaro; Boleda Torrent, Gemma; Ferrer Cancho, Ramon (2015-07-09)
    Article
    Open Access
    Zipf's law is a fundamental paradigm in the statistics of written and spoken natural language as well as in other communication systems. We raise the question of the elementary units for which Zipf's law should hold in the ...
  • Hacia una clasificación verbal automática para el español: estudio sobre la relevancia de los diferentes tipos y configuraciones de información sintáctico-semántica 

    Gil Vallejo, Lara; Castellón Masalles, Irene; Coll Florit, Marta; Turmo Borras, Jorge (2015-07)
    Article
    Open Access
    En este trabajo nos centramos en la adquisición de clasificaciones verbales automáticas para el español. Para ello realizamos una serie de experimentos con 20 sentidos verbales del corpus Sensem. Empleamos diferentes tipos ...
  • Boosting terminology extraction through crosslingual resources 

    Cajal Mariñosa, Sergio; Rodríguez Hontoria, Horacio (2014-09)
    Article
    Open Access
    Terminology Extraction is an important Natural Language Processing task with multiple applications in many areas. The task has been approached from different points of view using different techniques. Language and domain ...
  • ParTes. Test suite for parsing evaluation 

    Lloberes Salvatella, Marina; Castellón Masalles, Irene; Padró, Lluís; González Pellicer, Edgar (2014-09-01)
    Article
    Open Access
    This paper presents ParTes, the first test suite in Spanish and Catalan for parsing qualitative evaluation. This resource is a hierarchical test suite of the representative syntactic structure and argument order phenomena. ...
  • A hybrid machine translation architecture guided by syntax 

    Labaka, Gorka; España Bonet, Cristina; Màrquez Villodre, Lluís; Sarasola, Kepa (2014-09-16)
    Article
    Restricted access - publisher's policy
    This article presents a hybrid architecture which combines rule-based machine translation (RBMT) with phrase-based statistical machine translation (SMT). The hybrid translation system is guided by the rule-based engine. ...
  • Automatic Selection of HPSG-Parsed Sentences for Treebank Construction 

    Marimon, Montserrat; Bel, Nuria; Padró, Lluís (2014-09-01)
    Article
    Open Access
    This article presents an ensemble parse approach to detecting and selecting high-quality linguistic analyses output by a hand-crafted HPSG grammar of Spanish implemented in the LKB system. The approach uses full agreement ...

View more