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Pedro Moreno Mengibar

3 accepted papers

2025

Speech Re-Painting for Robust ASR

ICASSP 2025accepted

Synthetic speech is a useful source for augmentation of automatic speech recognition (ASR) systems, but there is a "sim-to-real" gap between synthetic and real speech that can limit generalization. The natural variability of real speech is essential to the training of robust ASR systems. While synth…

Cited by 0SourceScholar
2024

Improving Speech Recognition for African American English with Audio Classification

ICASSP 2024accepted

Automatic speech recognition (ASR) systems have been shown to have large quality disparities between the language varieties they are intended or expected to recognize. One way to mitigate this is to train or fine-tune models with more representative datasets. But this approach can be hindered by lim…

Cited by 0SourceScholar
2024

Massive End-to-end Speech Recognition Models with Time Reduction

NAACL 2024long

We investigate massive end-to-end automatic speech recognition (ASR) models with efficiency improvements achieved by time reduction. The encoders of our models use the neural architecture of Google’s universal speech model (USM), with additional funnel pooling layers to significantly reduce the fram…

Cited by 2SourcePDFScholar