Browsing by Subject "Tractament del llenguatge natural (Informàtica)"

Now showing items 1-20 of 130

    • 2D to 3D body pose estimation for sign language with Deep Learning 

      Perez Granero, Pol (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Open Access
      This project aims at leveraging the challenge of using 3D poses for Sign Language translation or animation by transforming 2D pose datasets into 3D ones. The goal is, using a 3D dataset of American Sign Language, to train ...

    • A comparison of approaches for measuring cross-lingual similarity of wikipedia articles 

      Barrón-Cedeño, Alberto; Lestari Paramita, Monica; Clough, Paul; Rosso, Paolo (Springer, 2014)
      Conference report
      Open Access
      Wikipedia has been used as a source of comparable texts for a range of tasks, such as Statistical Machine Translation and Cross-Language Information Retrieval. Articles written in different languages on the same topic are ...

    • A Constraint-Based Hypergraph Partitioning Approach to Coreference Resolution 

      Sapena Masip, Emilio; Padró, Lluís; Turmo Borras, Jorge (2013-12)
      Article
      Open Access
      This work is focused on research in machine learning for coreference resolution. Coreference resolution is a natural language processing task that consists of determining the expressions in a discourse that refer to the ...

    • A declarative control mechanism for parsing within a cooperative framework 

      Díaz de Ilarraza Sánchez, Arantza; Rodríguez Hontoria, Horacio; Verdejo Maillo, Maria Felisa (1990)
      External research report
      Open Access
      A control mechanism for dealing with NL processing is presented. The mechanism is implemented in a Natural Language Understanding System developed in the last years. In our approach, control is handled at two abstraction ...

    • A differentiable BLEU loss. Analysis and first results 

      Casas Manzanares, Noé; Rodríguez Fonollosa, José Adrián; Ruiz Costa-Jussà, Marta (2018)
      Conference report
      Open Access
      In natural language generation tasks, like neural machine translation and image captioning, there is usually a mismatch between the optimized loss and the de facto evaluation criterion, namely token-level maximum likelihood ...

    • A graph-based strategy to streamline translation quality assessments 

      Pighin, Daniele; Formiga Fanals, Lluís; Màrquez Villodre, Lluís (2012)
      Conference report
      Open Access
      We present a detailed analysis of a graph- based annotation strategy that we employed to annotate a corpus of 11,292 real-world En- glish to Spanish automatic translations with relative (ranking) and absolute ...

    • A Speech-based Dialogue System for Household Robots 

      Pons Rueda, Susana (Universitat Politècnica de Catalunya / Technische Universiteit Delft, 2011)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      This thesis studies mechanisms to improve human-robot-interaction through a spoken dialogue for household robots. Therefore, a full dialogue system, in which the semantics of the words play an important role, is ...

    • AI on software engineering processes 

      Miralles Pena, Carles (Universitat Politècnica de Catalunya, 2018-01)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      Due to the large quantity of available information as well as the huge computational power achieved today, the application of Artificial Intelligence (AI) in computer programs has become, now more than ever, much popular. ...

    • AI-Vocie: intel·ligència artificial aplicada al reconeixement de la veu 

      Gil Aguilar, Aleix (Universitat Politècnica de Catalunya, 2019-10)
      Bachelor thesis
      Open Access
      L’objectiu d’aquest treball de final de grau és dissenyar i implementar un Altaveu Intel·ligent, Lima, senzill, però pràctic, i que respongui a ordres, simulant la manera de pensar de l’ésser humà. La finalitat és que ...

    • Un algoritme per detectar la relació temporal de dues paraules. 

      Núñez Ruiz, Gerard (Universitat Politècnica de Catalunya, 2017-06-21)
      Bachelor thesis
      Open Access
      La informació sobre la relació temporal entre dues paraules és una informació que nosaltres deduïm del text però és un camp actualment en investigació al nivell d'intel·ligència artificial. Aquest projecte està basat en ...

    • Analyzing Twitter data to discover gender biases in Spanish politics 

      Beltrán Jorba, Javier (Universitat Politècnica de Catalunya, 2018-06-27)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona. Facultat de Matemàtiques i Informàtica / Universitat Rovira i Virgili. Escola Tècnica Superior d'Enginyeria
      This work uses Twitter data from Spanish politicians to discover differences in how men and women speak in politics, as well as differences in how men and women politicians are addressed by others. A tool for automatic ...

    • Anàlisi del comerç en línia a partir de l'estudi del client i les seves valoracions 

      Villalobos Guiral, Albert (Universitat Politècnica de Catalunya, 2017-06)
      Bachelor thesis
      Restricted access - confidentiality agreement

    • Anàlisi i similitud d'articles acadèmics utilitzant tècniques de llenguatge natural i xarxes neuronals 

      Botet Colomer, Marc (Universitat Politècnica de Catalunya, 2019-01)
      Bachelor thesis
      Open Access
      This project has reviewed the state of the art in natural language processing in order to extract the similarity between academic papers. In addition, analysis tools have been added in order to study the evolution of the ...

    • Appled NLP and ML for the detection of inappropiarte text in a communications platform 

      Urrutia Zubikarai, Aitor (Universitat Politècnica de Catalunya, 2020-01-31)
      Master thesis
      Open Access
      With the expansion of the communication platforms, individuals are very used to exchange information and communicate with other people through these platforms, both for social and business purposes. It’s a known problem, ...

    • Asistente virtual para estudiantes de la FIB 

      Busqué Somacarrera, Víctor (Universitat Politècnica de Catalunya, 2018-07)
      Bachelor thesis
      Open Access
      Se ha desarrollado un chatbot para la aplicación Telegram capaz de responder a consultas acerca de la facultad usando lenguaje natural. Además el chatbot es capaz de enviar automáticamente mensajes a los usuarios con avisos ...

    • BERT masked language modeling for co-reference resolution 

      Alfaro, Felipe; Ruiz Costa-Jussà, Marta; Rodríguez Fonollosa, José Adrián (2019)
      Conference report
      Open Access
      This paper explains the TALP-UPC participation for the Gendered Pronoun Resolution shared-task of the 1st ACL Workshop on Gender Bias for Natural Language Processing. We have implemented two models for mask language modeling ...

    • 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 ...

    • Byte-based neural machine translation 

      Ruiz Costa-Jussà, Marta; Escolano Peinado, Carlos; Rodríguez Fonollosa, José Adrián (Association for Computational Linguistics, 2017)
      Conference report
      Open Access
      This paper presents experiments compar- ing character-based and byte-based neural machine translation systems. The main motivation of the byte-based neural ma- chine translation system is to build multi- lingual neural ...

    • Caracterització i detecció de textos generats artificialment 

      Casas Muñoz, Antoni (Universitat Politècnica de Catalunya, 2020-06-26)
      Bachelor thesis
      Open Access
      Millores recents en el camp dels models de llenguatge natural han portat a la creació de nous models generadors de llenguatge, aquests nous models són de gran qualitat, i en certes ocasions, diferenciar-los d'allò que un ...

    • Causal Relation Extraction 

      Blanco Villar, Eduardo (Universitat Politècnica de Catalunya, 2007-11-07)
      Master thesis (pre-Bologna period)
      Open Access