Ricardo de Córdoba

75 papers A 22Misc 5Journal 32Unranked 16

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Speech emotion recognition using multimodal LLMs and quality-controlled TTS-based data augmentation for Iberian languages. Comput. Speech Lang. Jaime Bellver-Soler, Anmol Guragain, Samuel Ramos-Varela, Ricardo de Córdoba, Luis Fernando D'Haro
2021	J	`jnl`	A dynamic term discovery strategy for automatic speech recognizers with evolving dictionaries. Expert Syst. Appl. Alejandro Coucheiro-Limeres, Javier Ferreiros López, Fernando Fernández Martínez, Ricardo de Córdoba
2020	J	`jnl`	Human activity recognition adapted to the type of movement. Comput. Electr. Eng. Manuel Gil-Martín, Rubén San Segundo, Fernando Fernández Martínez, Ricardo de Córdoba
2020	J	`jnl`	Robust Biometrics from Motion Wearable Sensors Using a D-vector Approach. Neural Process. Lett. Manuel Gil-Martín, Rubén San Segundo, Ricardo de Córdoba, José Manuel Pardo
2018	—	`conf`	On the use of Phone-based Embeddings for Language Recognition. IberSPEECH Christian Salamea, Ricardo de Córdoba, Luis Fernando D'Haro, Rubén San Segundo, Javier Ferreiros
2018	J	`jnl`	Resource2Vec: Linked Data distributed representations for term discovery in automatic speech recognition. Expert Syst. Appl. Alejandro Coucheiro-Limeres, Javier Ferreiros López, Rubén San Segundo, Ricardo de Córdoba
2016	J	`jnl`	Frequency features and GMM-UBM approach for gait-based person identification using smartphone inertial signals. Pattern Recognit. Lett. Rubén San-Segundo-Hernández, Ricardo de Córdoba, Javier Ferreiros, Luis Fernando D'Haro-Enríquez
2016	—	`conf`	On the use of phone-gram units in recurrent neural networks for language identification. Odyssey Christian Salamea, Luis Fernando D'Haro, Ricardo de Córdoba, Rubén San Segundo
2015	J	`jnl`	Topic identification techniques applied to dynamic language model adaptation for automatic speech recognition. Expert Syst. Appl. Julián D. Echeverry-Correa, Javier Ferreiros López, Alejandro Coucheiro-Limeres, Ricardo de Córdoba, Juan Manuel Montero
2014	Misc	`conf`	Extended phone log-likelihood ratio features and acoustic-based i-vectors for language recognition. ICASSP Luis Fernando D'Haro, Ricardo de Córdoba, Christian Salamea Palacios, Julián David Echeverry
2014	A	`conf`	Language recognition using phonotactic-based shifted delta coefficients and multiple phone recognizers. INTERSPEECH Luis Fernando D'Haro, Ricardo de Córdoba, Christian Salamea Palacios, Javier Ferreiros
2014	J	`jnl`	Translating bus information into sign language for deaf people. Eng. Appl. Artif. Intell. Verónica López-Ludeña, Carlos González-Morcillo, Juan Carlos López, Roberto Barra-Chicote, Ricardo de Córdoba, Rubén San Segundo
2013	J	`jnl`	Incorporación de n-gramas discriminativos para mejorar un reconocedor de idioma fonotáctico basado en i-vectores. Proces. del Leng. Natural Christian Salamea Palacios, Luis Fernando D'Haro, Ricardo de Córdoba, Miguel Ánguel Caraballo
2013	Misc	`conf`	Low-resource language recognition using a fusion of phoneme posteriorgram counts, acoustic and glottal-based i-vectors. ICASSP Luis Fernando D'Haro, Ricardo de Córdoba, Miguel Ánguel Caraballo, José Manuel Pardo
2012	J	`jnl`	Application of backend database contents and structure to the design of spoken dialog services. Expert Syst. Appl. Luis Fernando D'Haro, Ricardo de Córdoba, Juan Manuel Montero, Javier Ferreiros, José Manuel Pardo
2012	J	`jnl`	Automatic categorization for improving Spanish into Spanish Sign Language machine translation. Comput. Speech Lang. Verónica López-Ludeña, Rubén San Segundo, Juan Manuel Montero, Ricardo de Córdoba, Javier Ferreiros, José Manuel Pardo
2012	J	`jnl`	Design, development and field evaluation of a Spanish into sign language translation system. Pattern Anal. Appl. Rubén San Segundo, Juan Manuel Montero, Ricardo de Córdoba, Valentín Sama, Fernando Fernández Martínez, Luis Fernando D'Haro, Verónica López-Ludeña, D. Sánchez, Antonio García
2012	A	`conf`	Phonotactic Language Recognition using i-vectors and Phoneme Posteriogram Counts. INTERSPEECH Luis Fernando D'Haro, Ondrej Glembek, Oldrich Plchot, Pavel Matejka, Mehdi Soufifar, Ricardo de Córdoba, Jan Cernocký
2012	J	`jnl`	Speaker Diarization Features: The UPM Contribution to the RT09 Evaluation. IEEE Trans. Speech Audio Process. José Manuel Pardo, Roberto Barra-Chicote, Rubén San Segundo, Ricardo de Córdoba, Beatriz Martínez-González
2012	J	`jnl`	Towards building intelligent speech interfaces through the use of more flexible, robust and natural dialogue management solutions. Interact. Comput. Fernando Fernández Martínez, Javier Ferreiros, Juan Manuel Lucas-Cuesta, Juan Manuel Montero-Martínez, Rubén San Segundo, Ricardo de Córdoba
2011	J	`jnl`	Automatic Understanding of ATC Speech: Study of Prospectives and Field Experiments for Several Controller Positions. IEEE Trans. Aerosp. Electron. Syst. José Manuel Pardo, Javier Ferreiros, Fernando Fernández Martínez, Valentín Sama Rojo, Ricardo de Córdoba, Javier Macías Guarasa, Juan Manuel Montero, Rubén San-Segundo-Hernández, Luis Fernando D'Haro, Germán González
2011	J	`jnl`	Design and evaluation of acceleration strategies for speeding up the development of dialog applications. Speech Commun. Luis Fernando D'Haro, Ricardo de Córdoba, Rubén San Segundo, Javier Ferreiros, José Manuel Pardo
2011	A	`conf`	Factored Translation Models for Improving a Speech into Sign Language Translation System. INTERSPEECH Verónica López-Ludeña, Rubén San Segundo, Ricardo de Córdoba, Javier Ferreiros, Juan Manuel Montero, José Manuel Pardo
2010	A	`conf`	Advanced speech communication system for deaf people. INTERSPEECH Rubén San Segundo, Verónica López-Ludeña, Raquel Martín, Syaheerah L. Lutfi, Javier Ferreiros, Ricardo de Córdoba, José Manuel Pardo
2010	—	`conf`	Flexible, Robust and Dynamic Dialogue Modeling with a Speech Dialogue Interface for Controlling a Hi-Fi Audio System. DEXA Workshops Fernando Fernández Martínez, Javier Ferreiros, Juan Manuel Lucas-Cuesta, Julián David Echeverry, Rubén San Segundo, Ricardo de Córdoba
2010	J	`jnl`	SD-TEAM: Tecnologías de aprendizaje interactivo, autoevaluación y multimodalidad en sistemas de diálogo hablado multidominio. Proces. del Leng. Natural Raquel Justo, M. Inés Torres, Eduardo Lleida, Emilio Sanchis, Ricardo de Córdoba, Javier Macías Guarasa
2009	Misc	`conf`	A Bayesian NETWORKS approach for dialog modeling: The fusion BN. ICASSP Fernando Fernández Martínez, Javier Ferreiros, Ricardo de Córdoba, Juan Manuel Montero, Rubén San Segundo, José Manuel Pardo
2009	J	`jnl`	Novel Applications of Neural Networks in Speech Technology Systems: Search Space Reduction and Prosodic Modeling. Intell. Autom. Soft Comput. Javier Macías Guarasa, Juan Manuel Montero, Javier Ferreiros, Ricardo de Córdoba, Rubén San Segundo, Juana M. Gutiérrez-Arriola, Luis Fernando D'Haro, Fernando Fernández Martínez, Roberto Barra-Chicote, José M. Pardo
2009	J	`jnl`	Speech Technology at Home: Enhanced Interfaces for People with Disabilities. Intell. Autom. Soft Comput. Rubén San Segundo, Ricardo de Córdoba, Javier Ferreiros, Javier Macías Guarasa, Juan Manuel Montero, Fernando Fernández Martínez, Luis Fernando D'Haro, Roberto Barra-Chicote, José Manuel Pardo
2009	—	`conf`	Speeding Up the Design of Dialogue Applications by Using Database Contents and Structure Information. SIGDIAL Conference Luis Fernando D'Haro, Ricardo de Córdoba, Juan Manuel Lucas, Roberto Barra-Chicote, Rubén San Segundo
2009	A	`conf`	Strategies for accelerating the design of dialogue applications using heuristic information from the backend database. INTERSPEECH Luis Fernando D'Haro, Ricardo de Córdoba, Rubén San Segundo, Javier Macías Guarasa, José Manuel Pardo
2009	—	`conf`	Strengthening Web Based Learning through Software Quality Analysis. ICWL Juan Manuel Montero, Rubén San Segundo, Ricardo de Córdoba, Amparo Marin de la Barcena, Alexander Zlotnik
2008	J	`jnl`	Desarrollo de un Robot-Guía con Integración de un Sistema de Diálogo y Expresión de Emociones: Proyecto ROBINT. Proces. del Leng. Natural Juan Manuel Montero, Fernando Fernández Martínez, Roberto Barra-Chicote, Luis Fernando D'Haro, Javier Ferreiros, Ricardo de Córdoba, Javier Macías Guarasa, Rubén San Segundo, José Manuel Pardo
2008	A	`conf`	Language model adaptation for a speech to sign language translation system using web frequencies and a MAP framework. INTERSPEECH Luis Fernando D'Haro, Rubén San Segundo, Ricardo de Córdoba, Jan Bungeroth, Daniel Stein, Hermann Ney
2008	J	`jnl`	Proposing a speech to gesture translation architecture for Spanish deaf people. J. Vis. Lang. Comput. Rubén San Segundo, Juan Manuel Montero, Javier Macías Guarasa, Ricardo de Córdoba, Javier Ferreiros, José Manuel Pardo
2008	J	`jnl`	Speech to sign language translation system for Spanish. Speech Commun. Rubén San Segundo, Roberto Barra-Chicote, Ricardo de Córdoba, Luis Fernando D'Haro, Fernando Fernández Martínez, Javier Ferreiros, Juan Manuel Lucas, Javier Macías Guarasa, Juan Manuel Montero, José Manuel Pardo
2007	A	`conf`	Language identification based on n-gram frequency ranking. INTERSPEECH Ricardo de Córdoba, Luis Fernando D'Haro, Fernando Fernández Martínez, Javier Macías Guarasa, Javier Ferreiros
2007	A	`conf`	Language identification using several sources of information with a multiple-Gaussian classifier. INTERSPEECH Ricardo de Córdoba, Luis Fernando D'Haro, Fernando Fernández Martínez, Juan Manuel Montero, Roberto Barra-Chicote
2006	A	`conf`	A Spanish speech to sign language translation system for assisting deaf-mute people. INTERSPEECH Rubén San Segundo, Roberto Barra-Chicote, Luis Fernando D'Haro, Juan Manuel Montero, Ricardo de Córdoba, Javier Ferreiros
2006	J	`jnl`	An advanced platform to speed up the design of multilingual dialog applications for multiple modalities. Speech Commun. Luis Fernando D'Haro, Ricardo de Córdoba, Javier Ferreiros, Stefan W. Hamerich, Volker Schless, Basilis Kladis, Volker Schubert, Otilia Kocsis, Stefan Igel, José Manuel Pardo
2006	—	`conf`	Integration of acoustic information and PPRLM scores in a multiple-Gaussian classifier for Language Identification. Odyssey Ricardo de Córdoba, Rubén San Segundo, Javier Macías, Juan Manuel Montero, R. Barra, Luis F. D'Haro, J. C. Plaza, Javier Ferreiros
2006	—	`conf`	Prosodic and Segmental Rubrics in Emotion Identification. ICASSP (1) Roberto Barra-Chicote, Juan Manuel Montero, Javier Macías Guarasa, Luis Fernando D'Haro, Rubén San Segundo, Ricardo de Córdoba
2005	J	`jnl`	New Advances in Cross-Task and Speaker Adaptation for Air Traffic Control Tasks. Proces. del Leng. Natural Ricardo de Córdoba, Javier Macías Guarasa, Valentín Sama Rojo, Roberto Barra-Chicote, José Manuel Pardo
2004	A	`conf`	Generating gestures from speech. INTERSPEECH Rubén San Segundo, Juan Manuel Montero, Javier Macías Guarasa, Ricardo de Córdoba, Javier Ferreiros, José Manuel Pardo
2004	A	`conf`	Implementation of dialog applications in an open-source voiceXML platform. INTERSPEECH Fernando Fernández Martínez, Valentín Sama, Luis Fernando D'Haro, Rubén San Segundo, Ricardo de Córdoba, Juan Manuel Montero
2004	A	`conf`	Language identification techniques based on full recognition in an air traffic control task. INTERSPEECH Ricardo de Córdoba, Javier Ferreiros, Valentín Sama, Javier Macías Guarasa, Luis Fernando D'Haro, Fernando Fernández Martínez
2004	J	`jnl`	Medidas de confianza en sistemas de diálogo. Proces. del Leng. Natural Rubén San Segundo, Javier Macías Guarasa, Juan Manuel Montero, Javier Ferreiros, Ricardo de Córdoba, José Manuel Pardo
2004	J	`jnl`	Plataforma de generación semiautomática de sistemas de diálogo multimodales y multilinges: proyecto GEMINI. Proces. del Leng. Natural Luis Fernando D'Haro, Ricardo de Córdoba, Ignacio Ibarz, Rubén San Segundo, Juan Manuel Montero, Javier Macías Guarasa, Javier Ferreiros, José Manuel Pardo
2004	J	`jnl`	Realización de sistemas de diálogo en una plataforma compatible con VoiceXML: proyecto GEMINI. Proces. del Leng. Natural Ricardo de Córdoba, Fernando Fernández Martínez, Valentín Sama, Luis Fernando D'Haro, Rubén San Segundo, Juan Manuel Montero, Javier Macías Guarasa, Javier Ferreiros, José Manuel Pardo
2004	—	`conf`	Semi-Automatic Generation of Dialogue Applications in the GEMINI Project. SIGDIAL Workshop Stefan W. Hamerich, Volker Schubert, Volker Schless, Ricardo de Córdoba, José M. Pardo, Luis Fernando D'Haro, Basilis Kladis, Otilia Kocsis, Stefan Igel
2004	A	`conf`	Strategies to reduce design time in multimodal/multilingual dialog applications. INTERSPEECH Luis Fernando D'Haro, Ricardo de Córdoba, Rubén San Segundo, Juan Manuel Montero, Javier Macías Guarasa, José Manuel Pardo
2004	A	`conf`	The GEMINI platform: semi-automatic generation of dialogue applications. INTERSPEECH Stefan W. Hamerich, Volker Schless, Basilis Kladis, Volker Schubert, Otilia Kocsis, Stefan Igel, Ricardo de Córdoba, Luis Fernando D'Haro, José Manuel Pardo
2003	J	`jnl`	Demostración del sistema de comprensión de comunicaciones habladas para control de tráfico aéreo del proyecto INVOCA. Proces. del Leng. Natural Fernando Fernández Martínez, Valentín Sama, Javier Ferreiros López, Javier Macías Guarasa, Ricardo de Córdoba, Juan Manuel Montero-Martínez, José Colás Pasamontes, Eduardo Campos Palarea, José M. Pardo Muñoz
2003	J	`jnl`	Estrategias de generación y reducción de variantes de pronunciación en sistemas de reconocimiento automático de habla: consideraciones arquitecturales. Proces. del Leng. Natural Javier Macías Guarasa, Javier Ferreiros, Ricardo de Córdoba, Juan Manuel Montero, José David Romeral, José Manuel Pardo
2003	A	`conf`	PPRLM optimization for language identification in air traffic control tasks. INTERSPEECH Ricardo de Córdoba, G. Prime, Javier Macías Guarasa, Juan Manuel Montero, Javier Ferreiros, José Manuel Pardo
2003	A	`conf`	Revisiting scenarios and methods for variable frame rate analysis in automatic speech recognition. INTERSPEECH Javier Macías Guarasa, J. Ordóñez, Juan Manuel Montero, Javier Ferreiros, Ricardo de Córdoba, Luis Fernando D'Haro
2003	J	`jnl`	Sistema de comprensión de comunicaciones habladas para el control de tráfico aéreo del proyecto INVOCA. Proces. del Leng. Natural Valentín Sama, Fernando Fernández Martínez, Javier Ferreiros López, Javier Macías Guarasa, Ricardo de Córdoba, Juan Manuel Montero-Martínez, José Colás Pasamontes, José M. Pardo Muñoz
2002	Misc	`conf`	Improved cross-task recognition using MMIE training. ICASSP Ricardo de Córdoba, Philip C. Woodland, Mark J. F. Gales
2002	J	`jnl`	Selection of the most significant parameters for duration modelling in a Spanish text-to-speech system using neural networks. Comput. Speech Lang. Ricardo de Córdoba, Juan Manuel Montero, Juana M. Gutiérrez, José A. Vallejo, Emilia Enríquez, José Manuel Pardo
2002	J	`jnl`	Spanish recognizer of continuously spelled names over the telephone. Speech Commun. Rubén San Segundo, José Colás, Ricardo de Córdoba, José Manuel Pardo
2002	A	`conf`	State clustering improvements for continuous HMMs in a Spanish large vocabulary recognition system. INTERSPEECH Ricardo de Córdoba, Javier Macías Guarasa, Javier Ferreiros, Juan Manuel Montero, José Manuel Pardo
2001	A	`conf`	A new multi-speaker formant synthesizer that applies voice conversion techniques. INTERSPEECH Juana M. Gutiérrez-Arriola, Juan Manuel Montero, José A. Vallejo, Ricardo de Córdoba, Rubén San Segundo, José Manuel Pardo
2001	A	`conf`	An interactive directory assistance service for Spanish with large-vocabulary recognition. INTERSPEECH Ricardo de Córdoba, Rubén San Segundo, Juan Manuel Montero, José Colás, Javier Ferreiros, Javier Macías Guarasa, José Manuel Pardo
2001	Misc	`conf`	Duration modeling in a restricted-domain female-voice synthesis in Spanish using neural networks. ICASSP Ricardo de Córdoba, Juan Manuel Montero, Juana M. Gutiérrez-Arriola, José Manuel Pardo
2000	A	`conf`	Incorporating multiple-HMM acoustic modeling in a modular large vocabulary speech recognition system in telephone environment. INTERSPEECH Ascensión Gallardo-Antolín, Javier Ferreiros, Javier Macías Guarasa, Ricardo de Córdoba, José Manuel Pardo
2000	A	`conf`	Restricted-domain female-voice synthesis in Spanish: from database design to ANN prosodic modeling. INTERSPEECH Juan Manuel Montero, Ricardo de Córdoba, José A. Vallejo, Juana M. Gutiérrez-Arriola, Emilia Enríquez, José Manuel Pardo
2000	A	`conf`	Stress assignment in Spanish proper names. INTERSPEECH Rubén San Segundo, Juan Manuel Montero, Ricardo de Córdoba, Juana M. Gutiérrez-Arriola
1999	—	`conf`	Automatic modeling of duration in a Spanish text-to-speech system using neural networks. EUROSPEECH Ricardo de Córdoba, José A. Vallejo, Juan Manuel Montero, Juana M. Gutiérrez-Arriola, M. A. López, José Manuel Pardo
1999	—	`conf`	Efficient vector quantization using an n-path binary tree search algorithm. EUROSPEECH Rubén San Segundo, Ricardo de Córdoba, Javier Ferreiros, Ascensión Gallardo-Antolín, José Colás, Julio Pastor, Y. López
1998	—	`conf`	Recent work on a preselection module for a flexible large vocabulary speech recognition system in telephone environment. ICSLP Javier Ferreiros, Javier Macías Guarasa, Ascensión Gallardo-Antolín, José Colás, Ricardo de Córdoba, José Manuel Pardo, Luis Villarrubia Grande
1996	—	`conf`	Different strategies for distribution clustering using discrete, semicontinuous and continuous HMMs in CSR. ICSLP Ricardo de Córdoba, José Manuel Pardo
1995	—	`conf`	Development and improvement of a real-time ASR system for isolated digits in Spanish over the telephone line. EUROSPEECH Ricardo de Córdoba, Xavier Menéndez-Pidal, Javier Macías Guarasa, Ascensión Gallardo-Antolín, José Manuel Pardo
1995	—	`conf`	Incorporating fuzzy modelling in a hybrid HMM-ANNs system for CSR tasks. EUROSPEECH Xavier Menéndez-Pidal, Ricardo de Córdoba, Javier Ferreiros, José Manuel Pardo
1994	—	`conf`	Recent work in hybrid neural networks and HMM systems in CSR tasks. ICSLP Xavier Menéndez-Pidal, Javier Ferreiros, Ricardo de Córdoba, José Manuel Pardo
1992	—	`conf`	Improving and optimizing speaker independent, 1000 words speech recognition in Spanish. ICSLP Ricardo de Córdoba, José Manuel Pardo, José Colás