Efficient combination of parametric spaces, models and metrics for speaker diarization1. - Themos Stafylakis; Vassilis Katsouros; George Carayannis (ASRU, 2007)

A Parametric Spectral-Based Method for Verification of Text in Videos. - Vassilis Papavassiliou; Themos Stafylakis; Vassilis Katsouros; George Carayannis (ICDAR, 2007)

PANOPTIS: A System for Intelligent Monitoring of the Hellenic Broadcast Sector. - Iason Demiros; George Carayannis; Vassilios Antonopoulos; Georgios Kambourakis; Vassilios Katsouros; Panayotis Kolevris; Marios Nottas; Harris Papageorgiou; Vassilis Papavassiliou; Spyros Raptis; Fotini Simistira; Themos Stafylakis (DEXA Workshops, 2008)

Robust text-line and word segmentation for handwritten documents images. - Themos Stafylakis; Vassilis Papavassiliou; Vassilis Katsouros; George Carayannis (ICASSP, 2008)

Redefining the Bayesian information criterion for speaker diarisation. - Themos Stafylakis; Vassilis Katsouros; George Carayannis (INTERSPEECH, 2009)

A new penalty term for the BIC with respect to speaker diarization. - Themos Stafylakis; Georgios Tzimiropoulos; Vassilis Katsouros; George Carayannis (ICASSP, 2010)

Improvements to the equal-parameter BIC for speaker diarization. - Themos Stafylakis; Xavier Anguera (INTERSPEECH, 2010)

Speaker clustering via the mean shift algorithm. - Themos Stafylakis; Vassilis Katsouros; George Carayannis (Odyssey, 2010)

The Segmental Bayesian Information Criterion and Its Applications to Speaker Diarization. - Themos Stafylakis; Vassilis Katsouros; George Carayannis (IEEE J. Sel. Top. Signal Process., 2010)

Handwritten document image segmentation into text lines and words. - Vassilis Papavassiliou; Themos Stafylakis; Vassilis Katsouros; George Carayannis (Pattern Recognit., 2010)

Closed-form expressions vs. BIC: A comparison for speaker clustering. - Themos Stafylakis; Xavier Anguera Miró; Vassilis Katsouros; George Carayannis (ICASSP, 2011)

Enhancing Handwritten Word Segmentation by Employing Local Spatial Features. - Fotini Simistira; Vassilis Papavassiliou; Themos Stafylakis; Vassilis Katsouros (ICDAR, 2011)

Developing a Scoring Algorithm for Automatic Pronunciation Assessment of Modern Greek. - Frieda Charalabopoulou; Themos Stafylakis; George K. Mikros (J. Quant. Linguistics, 2011)

Music tempo estimation and beat tracking by applying source separation and metrical relations. - Aggelos Gkiokas; Vassilis Katsouros; George Carayannis; Themos Stafylakis (ICASSP, 2012)

PLDA using Gaussian Restricted Boltzmann Machines with application to Speaker Verification. - Themos Stafylakis; Patrick Kenny; Mohammed Senoussaoui; Pierre Dumouchel (INTERSPEECH, 2012)

A mean shift algorithm for manifolds of exponential families. - Themos Stafylakis; Vassilis Katsouros; Patrick Kenny; Pierre Dumouchel (ISSPA, 2012)

Mean shift algorithm for exponential families with applications to speaker clustering. - Themos Stafylakis; Vassilis Katsouros; Patrick Kenny; Pierre Dumouchel (Odyssey, 2012)

Preliminary investigation of Boltzmann machine classifiers for speaker recognition. - Themos Stafylakis; Patrick Kenny; Mohammed Senoussaoui; Pierre Dumouchel (Odyssey, 2012)

PLDA for speaker verification with utterances of arbitrary duration. - Patrick Kenny; Themos Stafylakis; Pierre Ouellet; Md. Jahangir Alam 001; Pierre Dumouchel (ICASSP, 2013)

Efficient iterative mean shift based cosine dissimilarity for multi-recording speaker clustering. - Mohammed Senoussaoui; Patrick Kenny; Pierre Dumouchel; Themos Stafylakis (ICASSP, 2013)

Compensation for inter-frame correlations in speaker diarization and recognition. - Themos Stafylakis; Patrick Kenny; Vishwa Gupta; Pierre Dumouchel (ICASSP, 2013)

Text-dependent speaker recognition using PLDA with uncertainty propagation. - Themos Stafylakis; Patrick Kenny; Pierre Ouellet; Javier Perez; Marcel Kockmann; Pierre Dumouchel (INTERSPEECH, 2013)

Unscented transform for ivector-based noisy speaker recognition. - David Martínez González; Lukás Burget; Themos Stafylakis; Yun Lei; Patrick Kenny; Eduardo Lleida (ICASSP, 2014)

I-vector-based speaker adaptation of deep neural networks for French broadcast audio transcription. - Vishwa Gupta; Patrick Kenny; Pierre Ouellet; Themos Stafylakis (ICASSP, 2014)

JFA-based front ends for speaker recognition. - Patrick Kenny; Themos Stafylakis; Pierre Ouellet; Md. Jahangir Alam 001 (ICASSP, 2014)

In-domain versus out-of-domain training for text-dependent JFA. - Patrick Kenny; Themos Stafylakis; Md. Jahangir Alam 001; Pierre Ouellet; Marcel Kockmann (INTERSPEECH, 2014)

Joint Factor Analysis for Text-Dependent Speaker Verification. - Patrick Kenny; Themos Stafylakis; Md. Jahangir Alam 001; Pierre Ouellet; Marcel Kockmann (Odyssey, 2014)

Supervised/Unsupervised Voice Activity Detectors for Text-dependent Speaker Recognition on the RSR2015 Corpus. - Patrick Kenny; Themos Stafylakis; Pierre Ouellet; Md. Jahangir Alam 001; Pierre Dumouchel (Odyssey, 2014)

Deep Neural Networks for extracting Baum-Welch statistics for Speaker Recognition. - Patrick Kenny; Themos Stafylakis; Pierre Ouellet; Vishwa Gupta; Md. Jahangir Alam 001 (Odyssey, 2014)

A Study of the Cosine Distance-Based Mean Shift for Telephone Speech Diarization. - Mohammed Senoussaoui; Patrick Kenny; Themos Stafylakis; Pierre Dumouchel (IEEE ACM Trans. Audio Speech Lang. Process., 2014)

JFA modeling with left-to-right structure and a new backend for text-dependent speaker recognition. - Patrick Kenny; Themos Stafylakis; Jahangir Alam 001; Marcel Kockmann (ICASSP, 2015)

Development of CRIM system for the automatic speaker verification spoofing and countermeasures challenge 2015. - Md. Jahangir Alam 001; Patrick Kenny; Gautam Bhattacharya; Themos Stafylakis (INTERSPEECH, 2015)

Combining amplitude and phase-based features for speaker verification with short duration utterances. - Md. Jahangir Alam 001; Patrick Kenny; Themos Stafylakis (INTERSPEECH, 2015)

An i-vector backend for speaker verification. - Patrick Kenny; Themos Stafylakis; Md. Jahangir Alam 001; Marcel Kockmann (INTERSPEECH, 2015)

The reddots data collection for speaker recognition. - Kong-Aik Lee; Anthony Larcher; Guangsen Wang; Patrick Kenny; Niko Brümmer; David A. van Leeuwen; Hagai Aronowitz; Marcel Kockmann; Carlos Vaquero; Bin Ma 001; Haizhou Li 001; Themos Stafylakis; et al. (INTERSPEECH, 2015)

JFA for speaker recognition with random digit strings. - Themos Stafylakis; Patrick Kenny; Md. Jahangir Alam 001; Marcel Kockmann (INTERSPEECH, 2015)

Towards PLDA-RBM based speaker recognition in mobile environment: Designing stacked/deep PLDA-RBM systems. - Andreas Nautsch; Hong Hao; Themos Stafylakis; Christian Rathgeb; Christoph Busch 001 (ICASSP, 2016)

Spoofing Detection on the ASVspoof2015 Challenge Corpus Employing Deep Neural Networks. - Md. Jahangir Alam 001; Patrick Kenny; Vishwa Gupta; Themos Stafylakis (Odyssey, 2016)

Deep Neural Network based Text-Dependent Speaker Verification : Preliminary Results. - Gautam Bhattacharya; Patrick Kenny; Jahangir Alam 001; Themos Stafylakis (Odyssey, 2016)

Uncertainty Modeling Without Subspace Methods For Text-Dependent Speaker Recognition. - Patrick Kenny; Themos Stafylakis; Jahangir Alam 001; Vishwa Gupta; Marcel Kockmann (Odyssey, 2016)

Compensation for phonetic nuisance variability in speaker recognition using DNNs. - Themos Stafylakis; Patrick Kenny; Vishwa Gupta; Jahangir Alam 001; Marcel Kockmann (Odyssey, 2016)

Text-Dependent Speaker Recognition With Random Digit Strings. - Themos Stafylakis; Md. Jahangir Alam 001; Patrick Kenny (IEEE ACM Trans. Audio Speech Lang. Process., 2016)

Speaker and Channel Factors in Text-Dependent Speaker Recognition. - Themos Stafylakis; Patrick Kenny; Md. Jahangir Alam 001; Marcel Kockmann (IEEE ACM Trans. Audio Speech Lang. Process., 2016)

The I4U Mega Fusion and Collaboration for NIST Speaker Recognition Evaluation 2016. - Kong-Aik Lee; Ville Hautamäki; Tomi Kinnunen; Anthony Larcher; Chunlei Zhang; Andreas Nautsch; Themos Stafylakis; Gang Liu 001; Mickaël Rouvier; Wei Rao 002; Federico Alegre; J. Ma; et al. (INTERSPEECH, 2017)

Combining Residual Networks with LSTMs for Lipreading. - Themos Stafylakis; Georgios Tzimiropoulos (INTERSPEECH, 2017)

Zero-Shot Keyword Spotting for Visual Speech Recognition In-the-wild. - Themos Stafylakis; Georgios Tzimiropoulos (ECCV (4), 2018)

End-to-End Audiovisual Speech Recognition. - Stavros Petridis; Themos Stafylakis; Pingchuan Ma 001; Feipeng Cai; Georgios Tzimiropoulos; Maja Pantic (ICASSP, 2018)

Deep Word Embeddings for Visual Speech Recognition. - Themos Stafylakis; Georgios Tzimiropoulos (ICASSP, 2018)

Gaussian meta-embeddings for efficient scoring of a heavy-tailed PLDA model. - Niko Brummer; Anna Silnova; Lukás Burget; Themos Stafylakis (Odyssey, 2018)

DeepMine Speech Processing Database: Text-Dependent and Independent Speaker Verification and Speech Recognition in Persian and English. - Hossein Zeinali; Hossein Sameti; Themos Stafylakis (Odyssey, 2018)

Audio-Visual Speech Recognition with a Hybrid CTC/Attention Architecture. - Stavros Petridis; Themos Stafylakis; Pingchuan Ma 001; Georgios Tzimiropoulos; Maja Pantic (SLT, 2018)

Pushing the boundaries of audiovisual word recognition using Residual Networks and LSTMs. - Themos Stafylakis; Muhammad Haris Khan; Georgios Tzimiropoulos (Comput. Vis. Image Underst., 2018)

Speaker Verification Using End-to-end Adversarial Language Adaptation. - Johan Rohdin; Themos Stafylakis; Anna Silnova; Hossein Zeinali; Lukás Burget; Oldrich Plchot (ICASSP, 2019)

How to Improve Your Speaker Embeddings Extractor in Generic Toolkits. - Hossein Zeinali; Lukás Burget; Johan Rohdin; Themos Stafylakis; Jan Honza Cernocký (ICASSP, 2019)

Privacy-Preserving Speaker Recognition with Cohort Score Normalisation. - Andreas Nautsch; Jose Patino 001; Amos Treiber; Themos Stafylakis; Petr Mizera; Massimiliano Todisco; Thomas Schneider 003; Nicholas W. D. Evans (INTERSPEECH, 2019)

Self-Supervised Speaker Embeddings. - Themos Stafylakis; Johan Rohdin; Oldrich Plchot; Petr Mizera; Lukás Burget (INTERSPEECH, 2019)

Detecting Spoofing Attacks Using VGG and SincNet: BUT-Omilia Submission to ASVspoof 2019 Challenge. - Hossein Zeinali; Themos Stafylakis; Georgia Athanasopoulou; Johan Rohdin; Ioannis Gkinis; Lukás Burget; Jan Cernocký (INTERSPEECH, 2019)

Speaker Recognition With Random Digit Strings Using Uncertainty Normalized HMM-Based i-Vectors. - Nooshin Maghsoodi; Hossein Sameti; Hossein Zeinali; Themos Stafylakis (IEEE ACM Trans. Audio Speech Lang. Process., 2019)

Seeing wake words: Audio-visual Keyword Spotting. - Liliane Momeni; Triantafyllos Afouras; Themos Stafylakis; Samuel Albanie; Andrew Zisserman (BMVC, 2020)

End-to-End Architectures for ASR-Free Spoken Language Understanding. - Elisavet Palogiannidi; Ioannis Gkinis; George Mastrapas; Petr Mizera; Themos Stafylakis (ICASSP, 2020)

Analysis of ABC Submission to NIST SRE 2019 CMN and VAST Challenge. - Jahangir Alam 001; Gilles Boulianne; Lukás Burget; Mohamed Dahmane; Mireia Díez Sánchez; Alicia Lozano-Diez; Ondrej Glembek; Pierre-Luc St-Charles; Marc Lalonde; Pavel Matejka; Petr Mizera; João Monteiro 002; et al. (Odyssey, 2020)

Probabilistic Embeddings for Speaker Diarization. - Anna Silnova; Niko Brummer; Johan Rohdin; Themos Stafylakis; Lukás Burget (Odyssey, 2020)

Speaker Embeddings by Modeling Channel-Wise Correlations. - Themos Stafylakis; Johan Rohdin; Lukás Burget (Interspeech, 2021)

Probabilistic Spherical Discriminant Analysis: An Alternative to PLDA for length-normalized embeddings. - Niko Brummer; Albert Swart; Ladislav Mosner; Anna Silnova; Oldrich Plchot; Themos Stafylakis; Lukás Burget (INTERSPEECH, 2022)

Training speaker embedding extractors using multi-speaker audio with unknown speaker boundaries. - Themos Stafylakis; Ladislav Mosner; Oldrich Plchot; Johan Rohdin; Anna Silnova; Lukás Burget; Jan Cernocký (INTERSPEECH, 2022)

Development of ABC Systems for the 2021 Edition of NIST Speaker Recognition Evaluation. - Jahangir Alam 001; Radek Benes; Marian Beszédes; Lukás Burget; Mohamed Dahmane; Abderrahim Fathan; Hamed Ghodrati; Ondrej Glembek; Woo Hyun Kang; Pavel Matejka; Ladislav Mosner; Oldrich Plchot; et al. (Odyssey, 2022)

Analyzing Speaker Verification Embedding Extractors and Back-Ends Under Language and Channel Mismatch. - Anna Silnova; Themos Stafylakis; Ladislav Mosner; Oldrich Plchot; Johan Rohdin; Pavel Matejka; Lukás Burget; Ondrej Glembek; Niko Brummer (Odyssey, 2022)

On the Use of Semantically-Aligned Speech Representations for Spoken Language Understanding. - Gaëlle Laperrière; Valentin Pelloin; Mickaël Rouvier; Themos Stafylakis; Yannick Estève (SLT, 2022)

An Attention-Based Backend Allowing Efficient Fine-Tuning of Transformer Models for Speaker Verification. - Junyi Peng; Oldrich Plchot; Themos Stafylakis; Ladislav Mosner; Lukás Burget; Jan Cernocký (SLT, 2022)

Extracting Speaker and Emotion Information from Self-Supervised Speech Models via Channel-Wise Correlations. - Themos Stafylakis; Ladislav Mosner; Sofoklis Kakouros; Oldrich Plchot; Lukás Burget; Jan Cernocký (SLT, 2022)

A Simple Baseline for Knowledge-Based Visual Question Answering. - Alexandros Xenos; Themos Stafylakis; Ioannis Patras; Georgios Tzimiropoulos (EMNLP, 2023)

Speech-Based Emotion Recognition with Self-Supervised Models Using Attentive Channel-Wise Correlations and Label Smoothing. - Sofoklis Kakouros; Themos Stafylakis; Ladislav Mosner; Lukás Burget (ICASSP, 2023)

Parameter-Efficient Transfer Learning of Pre-Trained Transformer Models for Speaker Verification Using Adapters. - Junyi Peng; Themos Stafylakis; Rongzhi Gu; Oldrich Plchot; Ladislav Mosner; Lukás Burget; Jan Cernocký (ICASSP, 2023)

Description and Analysis of ABC Submission to NIST LRE 2022. - Pavel Matejka; Anna Silnova; Josef Slavícek; Ladislav Mosner; Oldrich Plchot; Michal Klco; Junyi Peng; Themos Stafylakis; Lukás Burget (INTERSPEECH, 2023)

Improving Speaker Verification with Self-Pretrained Transformer Models. - Junyi Peng; Oldrich Plchot; Themos Stafylakis; Ladislav Mosner; Lukás Burget; Jan Cernocký (INTERSPEECH, 2023)

KAN-AV dataset for audio-visual face and speech analysis in the wild. - Triantafyllos Kefalas; Eftychia Fotiadou; Markos Georgopoulos; Yannis Panagakis; Pingchuan Ma 001; Stavros Petridis; Themos Stafylakis; Maja Pantic (Image Vis. Comput., 2023)

Comparing Data Augmentation Methods for End-to-End Task-Oriented Dialog Systems. - Christos Vlachos; Themos Stafylakis; Ion Androutsopoulos (ACL (Findings), 2024)

Challenging margin-based speaker embedding extractors by using the variational information bottleneck. - Themos Stafylakis; Anna Silnova; Johan Rohdin; Oldrich Plchot; Lukás Burget (INTERSPEECH, 2024)

Do End-to-End Neural Diarization Attractors Need to Encode Speaker Characteristic Information? - Lin Zhang; Themos Stafylakis; Federico Landini; Mireia Díez; Anna Silnova; Lukás Burget (Odyssey, 2024)

BUT Systems and Analyses for the ASVspoof 5 Challenge. - Johan Rohdin; Lin Zhang; Oldrich Plchot; Vojtech Stanek; David Mihola; Junyi Peng; Themos Stafylakis; Dmitriy Beveraki; Anna Silnova; Jan Brukner; Lukás Burget (CoRR, 2024)

DiaPer: End-to-End Neural Diarization With Perceiver-Based Attractors. - Federico Landini; Mireia Díez; Themos Stafylakis; Lukás Burget (IEEE ACM Trans. Audio Speech Lang. Process., 2024)

CA-MHFA: A Context-Aware Multi-Head Factorized Attentive Pooling for SSL-Based Speaker Verification. - Junyi Peng; Ladislav Mosner; Lin Zhang; Oldrich Plchot; Themos Stafylakis; Lukás Burget; Jan Cernocký (ICASSP, 2025)

Analysis of ABC Frontend Audio Systems for the NIST-SRE24. - Sara Barahona; Anna Silnova; Ladislav Mosner; Junyi Peng; Oldrich Plchot; Johan Rohdin; Lin Zhang; Jiangyu Han; Petr Pálka; Federico Landini; Lukás Burget; Themos Stafylakis; et al. (CoRR, 2025)

Synthetic Speech Source Tracing using Metric Learning. - Dimitrios Koutsianos; Stavros Zacharopoulos; Yannis Panagakis; Themos Stafylakis (CoRR, 2025)

Building Open-Retrieval Conversational Question Answering Systems by Generating Synthetic Data and Decontextualizing User Questions. - Christos Vlachos; Nikolaos Stylianou; Alexandra Fiotaki; Spiros Methenitis; Elisavet Palogiannidi; Themos Stafylakis; Ion Androutsopoulos (CoRR, 2025)