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Wenchao Wang

4 accepted papers

2024

Improving Short Utterance Anti-Spoofing with Aasist2

ICASSP 2024accepted

The wav2vec 2.0 and integrated spectro-temporal graph attention network (AASIST) based countermeasure achieves great performance in speech anti-spoofing. However, current spoof speech detection systems have fixed training and evaluation durations, while the performance degrades significantly during…

Cited by 0SourceScholar
2024

One-Class Knowledge Distillation for Spoofing Speech Detection

ICASSP 2024accepted

The detection of spoofing speech generated by unseen algorithms remains an unresolved challenge. One reason for the lack of generalization ability is that traditional detecting systems follow the binary classification paradigm, which inherently assumes the possession of prior knowledge of spoofing s…

Cited by 0SourceScholar
2023

PCF: ECAPA-TDNN with Progressive Channel Fusion for Speaker Verification

ICASSP 2023accepted

ECAPA-TDNN is currently the most popular TDNN-series model for speaker verification, which refreshed the state-of-the-art (SOTA) performance of TDNN models. However, one-dimensional convolution has a global receptive field over the feature channel. It destroys the time-frequency relevance of the spe…

Cited by 0SourceScholar
2019

Multiple Temporal Scales Based Speaker Embeddings Learning for Text-dependent Speaker Recognition

ICASSP 2019accepted

To extract high speaker-sensitive embeddings from deep neural networks is still a challenge in the field of speaker recognition. This paper proposes a novel network that learns speaker embeddings from multiple temporal scales. This idea comes from the recent biological research that the human audito…

Cited by 0SourceScholar