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Pavel Korshunov

6 accepted papers

2025

HintsOfTruth: A Multimodal Checkworthiness Detection Dataset with Real and Synthetic Claims

ACL 2025long

Misinformation can be countered with fact-checking, but the process is costly and slow. Identifying checkworthy claims is the first step, where automation can help scale fact-checkers’ efforts. However, detection methods struggle with content that is (1) multimodal, (2) from diverse domains, and (3)…

Cited by 0SourcePDFScholar
2024

Vulnerability of Face age Verification to Replay Attacks

ICASSP 2024accepted

Presentation attacks on biometric systems have long created significant security risks. The increase in the adoption of age verification systems, which ensure that only age-appropriate content is consumed online, raises the question of vulnerability of such systems to replay presentation attacks. In…

Cited by 0SourceScholar
2022

Are GAN-based morphs threatening face recognition?

ICASSP 2022accepted

Morphing attacks are a threat to biometric systems where the biometric reference in an identity document can be altered. This form of attack presents an important issue in applications relying on identity documents such as border security or access control. Research in generation of face morphs and…

Cited by 0SourceScholar
2022

Custom Attribution Loss for Improving Generalization and Interpretability of Deepfake Detection

ICASSP 2022accepted

The simplicity and accessibility of tools for generating deepfakes pose a significant technical challenge for their detection and filtering. Many of the recently proposed methods for deeptake detection focus on a ‘blackbox’ approach and therefore suffer from the lack of any additional information ab…

Cited by 0SourceScholar
2020

Pyannote.Audio: Neural Building Blocks for Speaker Diarization

ICASSP 2020accepted

We introduce pyannote.audio, an open-source toolkit written in Python for speaker diarization. Based on PyTorch machine learning framework, it provides a set of trainable end-to-end neural building blocks that can be combined and jointly optimized to build speaker diarization pipelines. pyannote.aud…

Cited by 476SourceScholar