Continuous speech phoneme segmentation method based on the instantaneous frequency. - Anastasios Tsopanoglou; John Mourjopoulos; George K. Kokkinakis (EUROSPEECH, 1989)

A vector quantization approach for room transfer function classification. - John Mourjopoulos; Anastasios Tsopanoglou; Nikolaos D. Fakotakis (ICASSP, 1991)

A real time speech decoder using instantaneous frequency and energy. - Anastasios Tsopanoglou; Efstathios D. Kyriakis-Bitzaros; John Mourjopoulos; George K. Kokkinakis (EUROSPEECH, 1991)

A text-independent speaker recognition system based on vowel spotting. - Nikos Fakotakis; Anastasios Tsopanoglou; George K. Kokkinakis (Speech Commun., 1993)

Adaptation of an isolated word speech recognition system to continuous speech using multisection LVQ codebook modification and prosodic parameter transformation. - Anastasios Tsopanoglou; John Mourjopoulos; George K. Kokkinakis (Speech Communication, 1994)

A continuous HMM text-independent speaker recognition system based on vowel spotting. - Nikos Fakotakis; Kallirroi Georgila; Anastasios Tsopanoglou (EUROSPEECH, 1997)

Selection of the most effective set of subword units for an HMM-based speech recognition system. - Anastasios Tsopanoglou; Nikos Fakotakis (EUROSPEECH, 1997)

An integrated dialogue system for the automation of call centre services. - Kallirroi Georgila; Anastasios Tsopanoglou; Nikos Fakotakis; George Kokkinakis (ICSLP, 1998)

Mathematical modeling of spoken human - machine dialogues including erroneous confirmations. - D. Louloudis; Anastasios Tsopanoglou; Nikos Fakotakis; George K. Kokkinakis (INTERSPEECH, 2001)

Probabilistic neural networks combined with GMMs for speaker recognition over telephone channels. - Todor Ganchev; Anastasios Tsopanoglou; Nikos Fakotakis; George Kokkinakis (DSP, 2002)

A Speech-Based Human-Computer Interaction System for Automating Directory Assistance Services. - Kallirroi Georgila; Kyriakos N. Sgarbas; Anastasios Tsopanoglou; Nikos Fakotakis; George Kokkinakis (Int. J. Speech Technol., 2003)

OrienTel - Telephony Databases Across Northern Africa and the Middle East. - Dorota J. Iskra; Rainer Siemund; Jamal Borno; Asunción Moreno; Ossama Emam; Khalid Choukri; Oren Gedge; Herbert S. Tropf; Albino Nogueiras; Imed Zitouni; Anastasios Tsopanoglou; Nikos Fakotakis (LREC, 2004)

Assessing Spoken Dialog Services from the End-User Perspective: Usability and Experience. - Otilia Kocsis; Basilis Kladis; Anastasios Tsopanoglou; Nikos Fakotakis (SPECOM, 2017)