Margarita Kotti

According to our database, Margarita Kotti authored at least 30 papers between 2006 and 2021.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2021

Open-domain Topic Identification of Out-of-domain Utterances using Wikipedia.

Alexandry Augustin, Alexandros Papangelis, Margarita Kotti, Pavlos Vougiouklis, Jonathon Hare, Norbert Braunschweiler

CoRR, 2021

2020

Variational Denoising Autoencoders and Least-Squares Policy Iteration for Statistical Dialogue Managers.

Vassilios Diakoloukas, Fotios Lygerakis, Michail G. Lagoudakis, Margarita Kotti

IEEE Signal Process. Lett., 2020

2019

Crowd-Sourced Collection of Task-Oriented Human-Human Dialogues in a Multi-domain Scenario.

Norbert Braunschweiler, Panagiotis Papadakos, Margarita Kotti, Yannis Marketakis, Yannis Tzitzikas

Proceedings of the Text, Speech, and Dialogue - 22nd International Conference, 2019

Prediction of User Emotion and Dialogue Success Using Audio Spectrograms and Convolutional Neural Networks.

Athanasios Lykartsis, Margarita Kotti

Proceedings of the 20th Annual SIGdial Meeting on Discourse and Dialogue, 2019

Robust Belief State Space Representation for Statistical Dialogue Managers Using Deep Autoencoders.

Fotios Lygerakis, Vassilios Diakoloukas, Michail Lagoudakis, Margarita Kotti

Proceedings of the IEEE Automatic Speech Recognition and Understanding Workshop, 2019

2018

Prediction of Dialogue Success with Spectral and Rhythm Acoustic Features Using DNNS and SVMS.

Athanasios Lykartsis, Margarita Kotti, Alexandros Papangelis, Yannis Stylianou

Proceedings of the 2018 IEEE Spoken Language Technology Workshop, 2018

A Case Study on the Importance of Belief State Representation for Dialogue Policy Management.

Margarita Kotti, Vassilios Diakoloukas, Alexandros Papangelis, Michail Lagoudakis, Yannis Stylianou

Proceedings of the 19th Annual Conference of the International Speech Communication Association, 2018

Towards Scalable Information-Seeking Multi-Domain Dialogue.

Alexandros Papangelis, Margarita Kotti, Yannis Stylianou

Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

2017

LD-SDS: Towards an Expressive Spoken Dialogue System based on Linked-Data.

Alexandros Papangelis, Panagiotis Papadakos, Margarita Kotti, Yannis Stylianou, Yannis Tzitzikas, Dimitris Plexousakis

CoRR, 2017

Predicting dialogue success, naturalness, and length with acoustic features.

Alexandros Papangelis, Margarita Kotti, Yannis Stylianou

Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Effective emotion recognition in movie audio tracks.

Margarita Kotti, Yannis Stylianou

Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

2015

Efficient binary classification through energy minimisation of slack variables.

Margarita Kotti, Konstantinos I. Diamantaras

Neurocomputing, 2015

2012

Speaker-independent emotion recognition exploiting a psychologically-inspired binary cascade classification schema.

Margarita Kotti, Fabio Paternò

Int. J. Speech Technol., 2012

Binary classification by minimizing the mean squared slack.

Konstantinos I. Diamantaras, Margarita Kotti

Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

Towards minimizing the energy of slack variables for binary classification.

Margarita Kotti, Konstantinos I. Diamantaras

Proceedings of the 20th European Signal Processing Conference, 2012

2010

Speaker-independent negative emotion recognition.

Margarita Kotti, Fabio Paternò, Constantine Kotropoulos

Proceedings of the 2nd International Workshop on Cognitive Information Processing, 2010

2009

Ψηφιακή επεξεργασία ομιλίας με εφαρμογή στην αναγνώριση συναισθημάτων

Margarita Kotti

PhD thesis, 2009

Robust Detection of Phone Boundaries Using Model Selection Criteria With Few Observations.

George Almpanidis, Margarita Kotti, Constantine Kotropoulos

IEEE Trans. Speech Audio Process., 2009

2008

Audio-Assisted Movie Dialogue Detection.

Margarita Kotti, Dimitrios Ververidis, Georgios Evangelopoulos, Ioannis Panagakis, Costas Kotropoulos, Petros Maragos, Ioannis Pitas

IEEE Trans. Circuits Syst. Video Technol., 2008

Computationally Efficient and Robust BIC-Based Speaker Segmentation.

Margarita Kotti, Emmanouil Benetos, Costas Kotropoulos

IEEE Trans. Speech Audio Process., 2008

Speaker segmentation and clustering.

Margarita Kotti, Vassiliki Moschou, Constantine Kotropoulos

Signal Process., 2008

Gender classification in two Emotional Speech databases.

Margarita Kotti, Constantine Kotropoulos

Proceedings of the 19th International Conference on Pattern Recognition (ICPR 2008), 2008

2007

A neural network approach to audio-assisted movie dialogue detection.

Margarita Kotti, Emmanouil Benetos, Constantine Kotropoulos, Ioannis Pitas

Neurocomputing, 2007

Systematic comparison of BIC-based speaker segmentation systems.

Vassiliki Moschou, Margarita Kotti, Emmanouil Benetos, Constantine Kotropoulos

Proceedings of the IEEE 9th Workshop on Multimedia Signal Processing, 2007

2006

A Framework for Dialogue Detection in Movies.

Margarita Kotti, Constantine Kotropoulos, Bartosz Ziólko, Ioannis Pitas, Vassiliki Moschou

Proceedings of the Multimedia Content Representation, 2006

Automatic speaker change detection with the Bayesian information criterion using MPEG-7 features and a fusion scheme.

Margarita Kotti, Emmanouil Benetos, Constantine Kotropoulos

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Musical instrument classification using non-negative matrix factorization algorithms.

Emmanouil Benetos, Margarita Kotti, Constantine Kotropoulos

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Automatic Speaker Segmentation using Multiple Features and Distance Measures: A Comparison of Three Approaches.

Margarita Kotti, Luis P. M. Martins, Emmanouil Benetos, Jaime S. Cardoso, Constantine Kotropoulos

Proceedings of the 2006 IEEE International Conference on Multimedia and Expo, 2006

Applying Supervised Classifiers Based on Non-negative Matrix Factorization to Musical Instrument Classification.

Emmanouil Benetos, Margarita Kotti, Constantine Kotropoulos

Proceedings of the 2006 IEEE International Conference on Multimedia and Expo, 2006

Musical Instrument Classification using Non-Negative Matrix Factorization Algorithms and Subset Feature Selection.

Emmanouil Benetos, Margarita Kotti, Constantine Kotropoulos

Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006