Javier Macías-guarasa

Knowledge-Combining Methodology for Dialogue Design in Spoken Language Systems (2009)

Rubén San-segundo, Juan M. Montero, Javier Macías-guarasa, Javier Ferreiros, José M. Pardo

In this paper, we propose a strategy for designing dialogue managers in spoken dialogue systems for a restricted domain. This strategy combines several information sources intuition, observation and...

Session S2D Automatic Tools for Diagnosis and Feedback in a Project Based Learning Course (2008)

Rubén San-segundo, Juan M. Montero, Javier Macías-guarasa, Ricardo Córdoba, Javier Ferreiros

Abstract- In this paper, we present advanced diagnosis and feedback tools to improve student software quality. After several years of quantitative analysis of the relationship between the assigned...

Tools and Strategies for Improving PBL Laboratory Courses with a High Student-to-Faculty Ratio (2008)

Session Fc, Javier Macías-guarasa, Rubén San-segundo, Juan M. Montero, Javier Ferreiros, Ricardo Córdoba

Abstract- Project-Based Learning (PBL) is one of the most interesting instructional strategies in the field of technical careers. However it is especially complex and difficult to implement when...

Blind Segmentation and Labeling of Speakers via the Bayesian Information Criterion for Video-Conference Indexing (2008)

Javier Ferreiros, Javier Macías-guarasa, Juan-manuel Montero, Rubén San-segundo, Luis F. D’haro, Francisco-javier Yuste

The purpose of this paper is to present a system which breaks input speech into segments and identifies each new appearance of the same speaker with a consistent label. This task adds up to a topic...

New Advances in Cross-Task and Speaker Adaptation for Air Traffic Control Tasks (2008)

Ricardo Córdoba, Javier Macías-guarasa, Valentín Sama, Roberto Barra, José Manuel Pardo

Resumen: En este artículo exploramos diversas opciones para la adaptación a tarea en reconocimiento de habla y las comparamos con desarrollar el sistema nuevo desde cero. Comparamos adaptación a...

DEVELOPMENT AND IMPROVEMENT OF A REAL-TIME ASR SYSTEM FOR ISOLATED DIGITS IN SPANISH OVER THE TELEPHONE LINE (2008)

Ricardo De Córdoba, Xavier Menéndez-pidal, Javier Macías-guarasa, Ascensión Gallardo, José M. Pardo

We present the development and characteristics of a basic ASR system for isolated digits in Spanish, used over the telephone line. Initially we will introduce our first idea, a basic discrete system,...

Blind Segmentation and Labeling of Speakers via the Bayesian Information Criterion for Video-Conference Indexing (2008)

Javier Ferreiros, Javier Macías-guarasa, Juan-manuel Montero, Rubén San-segundo, Luis F. D’haro, Francisco-javier Yuste

The purpose of this paper is to present a system which breaks input speech into segments and identifies each new appearance of the same speaker with a consistent label. This task adds up to a topic...

Speech Interface for controlling an Hi-fi Audio System Based on a Bayesian Belief Networks Approach for Dialog Modeling (2008)

O Fernández, Javier Ferreiros, Valentín Sama, Juan Manuel Montero, Rubén San Segundo, Javier Macías-guarasa, ...

This paper presents the development of a speech interface for controlling a high fidelity system from natural language sentences. A Bayesian Belief Network approach is proposed for dialog modeling....

DEVELOPMENT AND IMPROVEMENT OF A REAL-TIME ASR SYSTEM FOR ISOLATED DIGITS IN SPANISH OVER THE TELEPHONE LINE (2007)

Ricardo De Córdoba, Xavier Menéndez-pidal, Javier Macías-guarasa, Ascensión Gallardo, José M. Pardo

We present the development and characteristics of a basic ASR system for isolated digits in Spanish, used over the telephone line. Initially we will introduce our first idea, a basic discrete system,...

ON THE DEVELOPMENT OF A DICTATION MACHINE FOR SPANISH: DIVO ∗ (2007)

Javier Macías-guarasa, Manuel A. Le, José Colás, Álvaro Villegas, Santiago Aguilera, José M. Pardo

The first prototype of a low cost dictation machine for Spanish is described (DIVO). The main characteristics of our recognition approach are: bottomup, hypothesis-verification strategy; large...

A Project-Based Learning Approach to Design Electronic Systems Curricula (2006)

Javier Macías-guarasa, Juan Manuel Montero, Rubén San-segundo, Álvaro Araujo, Octavio Nieto-taladriz

Abstract—This paper presents an approach to design Electronic Systems Curricula for making electronics more appealing to students. Since electronics is an important grounding for other disciplines...

Towards the acquisition of soft and systemic skills: A project based learning experience (2005)

Rubén San-segundo, Javier Macías-guarasa, Juan M. Montero, Javier Ferreiros, Ricardo De

‘industry demands ’ perspective that must be taken into account when designing University curricula for Information and Communications Technology graduates. Not only the scientific and...

The ICSI Meeting Project: Resources and Research (2004)

Adam Janin, Jeremy Ang, Sonali Bhagat, Rajdip Dhillon, Jane Edwards, Javier Macías-guarasa, ...

This paper provides a progress report on ICSI’s Meeting Project, including both the data collected and annotated as part of the project, as well as the research lines such materials support. We...

Language identification techniques based on full recognition in an air traffic control task (2004)

O Fernández, Ricardo De Córdoba, Javier Ferreiros, Valentín Sama, Luis F. D’haro, Javier Macías-guarasa

Automatic language identification has become an important issue in recent years in speech recognition systems. In this paper, we present the work done in language identification for an air traffic...

Strategies to reduce design time in multimodal/multilingual dialog applications (2004)

Luis F. D’haro, Ricardo De Córdoba, Rubén San-segundo, Juan M. Montero, Javier Macías-guarasa, José M. Pardo

In this paper, we present a complete platform for the semiautomatic generation of human-machine dialog systems, that using as input a description of the database of the service, a flow model with the...

Strategies to reduce design time in multimodal/multilingual dialog applications (2004)

Luis F. D’haro, Ricardo De Córdoba, Rubén San-segundo, Juan M. Montero, Javier Macías-guarasa, José M. Pardo

In this paper, we present a complete platform for the semiautomatic generation of human-machine dialog systems, that using as input a description of the database of the service, a flow model with the...

Introducing multiple pronunciations in Spanish speech recognition systems (1998)

Javier Ferreiros, Javier Macías-guarasa, José M. Pardo, Luis Villarrubia

Pronunciation variations are common sources of recognition errors in real-world applications, so that specific techniques must be developed to handle them. We are describing a method to incorporate...

Comparison of Three Approaches to Phonetic String Generation for Large Vocabulary Speech Recognition (1994)

Javier Macías-guarasa, Manuel A. Le, Xavier Menéndez-pidal, José Colás, José M. Pardo, Santiago Aguilera

We are building a large vocabulary, isolated word preselection system according to a bottom-up design strategy. It will be used in the development of a dictation machine for Spanish and it is...

Comparison of Three Approaches to Phonetic String Generation for Large Vocabulary Speech Recognition (1994)

Javier Macías-guarasa, Manuel A. Le, Xavier Menéndez-pidal, José Colás, José M. Pardo, Santiago Aguilera

We are building a large vocabulary, isolated word preselection system according to a bottom-up design strategy. It will be used in the development of a dictation machine for Spanish and it is...