11 citations · 20 across the 9 of their papers we have counts for
13 papers · 1 filter
Flow Matching-Based Speech Source Separation with Best-of-N Biometric Sampling
Anastasia Zorkina, Alexandr Anikin, Nikita Khmelev +5
Single-channel speech separation remains challenging for real-world deployment due to source permutation ambiguity, sampling variability of generative models, and the difficulty of…
Universal speaker recognition encoders for different speech segments duration
Sergey Novoselov, Vladimir Volokhov, Galina Lavrentyeva
Creating universal speaker encoders which are robust for different acoustic and speech duration conditions is a big challenge today. According to our observations systems trained o…
Investigation of Different Calibration Methods for Deep Speaker Embedding based Verification Systems
Galina Lavrentyeva, Sergey Novoselov, Andrey Shulipa +2
Deep speaker embedding extractors have already become new state-of-the-art systems in the speaker verification field. However, the problem of verification score calibration for suc…
Robust Speaker Recognition with Transformers Using wav2vec 2.0
Sergey Novoselov, Galina Lavrentyeva, Anastasia Avdeeva +2
Recent advances in unsupervised speech representation learning discover new approaches and provide new state-of-the-art for diverse types of speech processing tasks. This paper pre…
STC speaker recognition systems for the NIST SRE 2021
Anastasia Avdeeva, Aleksei Gusev, Igor Korsunov +9
This paper presents a description of STC Ltd. systems submitted to the NIST 2021 Speaker Recognition Evaluation for both fixed and open training conditions. These systems consists…
Deep Speaker Embeddings for Far-Field Speaker Recognition on Short Utterances
Aleksei Gusev, Vladimir Volokhov, Tseren Andzhukaev +11
Speaker recognition systems based on deep speaker embeddings have achieved significant performance in controlled conditions according to the results obtained for early NIST SRE (Sp…
STC Speaker Recognition Systems for the VOiCES From a Distance Challenge
Sergey Novoselov, Aleksei Gusev, Artem Ivanov +5
This paper presents the Speech Technology Center (STC) speaker recognition (SR) systems submitted to the VOiCES From a Distance challenge 2019. The challenge's SR task is focused o…
STC Antispoofing Systems for the ASVspoof2019 Challenge
Galina Lavrentyeva, Sergey Novoselov, Andzhukaev Tseren +3
This paper describes the Speech Technology Center (STC) antispoofing systems submitted to the ASVspoof 2019 challenge. The ASVspoof2019 is the extended version of the previous chal…
On deep speaker embeddings for text-independent speaker recognition
Sergey Novoselov, Andrey Shulipa, Ivan Kremnev +2
We investigate deep neural network performance in the textindependent speaker recognition task. We demonstrate that using angular softmax activation at the last classification laye…
On Residual CNN in text-dependent speaker verification task
Egor Malykh, Sergey Novoselov, Oleg Kudashev
Deep learning approaches are still not very common in the speaker verification field. We investigate the possibility of using deep residual convolutional neural network with spectr…
Anti-spoofing Methods for Automatic SpeakerVerification System
Galina Lavrentyeva, Sergey Novoselov, Konstantin Simonchik
Growing interest in automatic speaker verification (ASV)systems has lead to significant quality improvement of spoofing attackson them. Many research works confirm that despite the…
Audio-replay attack detection countermeasures
Galina Lavrentyeva, Sergey Novoselov, Egor Malykh +3
This paper presents the Speech Technology Center (STC) replay attack detection systems proposed for Automatic Speaker Verification Spoofing and Countermeasures Challenge 2017. In t…
STC Anti-spoofing Systems for the ASVspoof 2015 Challenge
Sergey Novoselov, Alexandr Kozlov, Galina Lavrentyeva +2
This paper presents the Speech Technology Center (STC) systems submitted to Automatic Speaker Verification Spoofing and Countermeasures (ASVspoof) Challenge 2015. In this work we i…