Ramón López-Cózar Delgado

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Ramón López-Cózar Delgado

Administrative data

Full member researcher

  • Position in UGR: Tenure professor
    Department where s/he teaches: Lenguajes y Sistemas Informáticos
    Research group: TIC-018

Contributions and research experience

Publications in ISI SCI

  • Automatic creation of scenarios for evaluating spoken dialogue systems via user-simulation
    Author-s: Lopez-Cozar, Ramon
    Source: KNOWLEDGE-BASED SYSTEMS 106 51 2016
  • Using knowledge of misunderstandings to increase the robustness of spoken dialogue systems
    Author-s: Lopez-Cozar, Ramon; Callejas, Zoraida; Griol, David
    Source: KNOWLEDGE-BASED SYSTEMS 23 5 471 485 2010
  • Influence of contextual information in emotion annotation for spoken dialogue systems
    Author-s: Callejas, Zoraida; Lopez-Cozar, Ramon
    Source: SPEECH COMMUNICATION 50 5 416 433 2008
  • Testing the performance of spoken dialogue systems by means of an artificially simulated user
    Author-s: Lopez-Cozar, Ramon; Callejas, Zoraida; McTear, Michael
    Source: ARTIFICIAL INTELLIGENCE REVIEW 26 4 291 323 2006
  • Combining language models in the input interface of a spoken dialogue system
    Author-s: Lopez-Cozar, R.; Callejas, Z.
    Source: COMPUTER SPEECH AND LANGUAGE 20 4 420 440 2006
  • Two-level speech recognition to enhance the performance of spoken dialogue systems
    Author-s: Lopez-Cozar, Ramon; Callejas, Zoraida
    Source: KNOWLEDGE-BASED SYSTEMS 19 3 153 163 2006
  • Assessment of dialogue systems by means of a new simulation technique
    Author-s: Lopez-Cozar, R; De la Torre, A; Segura, JC; Rubio, AJ
    Source: SPEECH COMMUNICATION 40 3 387 407 2003
  • Testing dialogue systems by means of automatic generation of conversations
    Author-s: Lopez-Cozar, R; De la Torre, A; Segura, JC; Rubio, AJ; Sanchez, V
    Source: INTERACTING WITH COMPUTERS 14 5 521 546 2002
  • Enhancement of emotion detection in spoken dialogue systems by combining several information sources
    Author-s: Lopez-Cozar, Ramon; Silovsky, Jan; Kroul, Martin
    Source: SPEECH COMMUNICATION 53 9-10 1210 1228 2011
  • Predicting user mental states in spoken dialogue systems
    Author-s: Callejas, Zoraida; Griol, David; Lopez-Cozar, Ramon
    Source: EURASIP JOURNAL ON ADVANCES IN SIGNAL PROCESSING -1 -1 2011
  • Relations between de-facto criteria in the evaluation of a spoken dialogue system
    Author-s: Callejas, Zoraida; Lopez-Cozar, Ramon
    Source: SPEECH COMMUNICATION 50 8-9 646 665 9th International Conference on Spoken Language Pr 2006 Pittsburgh, Pittsburgh 2008
  • ASR post-correction for spoken dialogue systems based on semantic, syntactic, lexical and contextual information
    Author-s: Lopez-Cozar, Ramon; Callejas, Zoraida
    Source: SPEECH COMMUNICATION 50 8-9 745 766 9th International Conference on Spoken Language Pr 2006 Pittsburgh, Pittsburgh 2008

Doctoral Dissertations supervised

  • Desarrollo de Sistemas de Diálogo Oral Adaptativos y Portables: Reconocimiento de Emociones, Adaptación al Idioma y Evaluación de Campo
    Author: Zoraida Callejas Carrión
    Institution: Lenguajes y Sistemas Informáticos (UGR),
    Dissertation date: 2008-07-02
    Supervision: Ramón López-Cózar Delgado

Research visits

  • TECHNICAL UNIVERSITY OF LIBEREC
    Visiting researcher: López-Cózar Delgado, Ramón
    Research group: TIC-018
    Place: LIBEREC; CHECOSLOVAQUIA
    Start date: 2007-06-18
    End date: 2007-07-02
    Visiting category: INV
  • UNIVERSITY OF ULSTER
    Visiting researcher: López-Cózar Delgado, Ramón
    Research group: TIC-018
    Place: BELFAST; REINO UNIDO
    Start date: 2006-08-21
    End date: 2006-10-01
    Visiting category: INV
  • CAMPUS CIENTÍFICO NANCY 1
    Visiting researcher: López-Cózar Delgado, Ramón
    Research group: TIC-018
    Place: NANCY; FRANCIA
    Start date: 2004-08-09
    End date: 2004-08-14
    Visiting category: INV
  • UNIVERSIDAD POLITÉCNICA NACIONAL
    Visiting researcher: López-Cózar Delgado, Ramón
    Research group: TIC-018
    Place: QUITO; ECUADOR
    Start date: 2001-07-09
    End date: 2001-07-13
    Visiting category: INV
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