Search Results for author: Nale Lehmann-Willenbrock

Found 5 papers, 3 papers with code

EMOCONV-DIFF: Diffusion-based Speech Emotion Conversion for Non-parallel and In-the-wild Data

no code implementations14 Sep 2023 Navin Raj Prabhu, Bunlong Lay, Simon Welker, Nale Lehmann-Willenbrock, Timo Gerkmann

Subsequently, at inference, a target emotion embedding is employed to convert the emotion of the input utterance to the given target emotion.

In-the-wild Speech Emotion Conversion Using Disentangled Self-Supervised Representations and Neural Vocoder-based Resynthesis

no code implementations2 Jun 2023 Navin Raj Prabhu, Nale Lehmann-Willenbrock, Timo Gerkmann

In this work, we specifically focus on in-the-wild emotion conversion where parallel data does not exist, and the problem of disentangling lexical, speaker, and emotion information arises.

Resynthesis

End-to-End Label Uncertainty Modeling in Speech Emotion Recognition using Bayesian Neural Networks and Label Distribution Learning

1 code implementation30 Sep 2022 Navin Raj Prabhu, Nale Lehmann-Willenbrock, Timo Gerkman

Instead of a Gaussian, we model the annotation distribution using Student's t-distribution, which also accounts for the number of annotations available.

Speech Emotion Recognition

Label Uncertainty Modeling and Prediction for Speech Emotion Recognition using t-Distributions

1 code implementation25 Jul 2022 Navin Raj Prabhu, Nale Lehmann-Willenbrock, Timo Gerkmann

To address this, these emotion annotations are typically collected by multiple annotators and averaged across annotators in order to obtain labels for arousal and valence.

Speech Emotion Recognition

End-To-End Label Uncertainty Modeling for Speech-based Arousal Recognition Using Bayesian Neural Networks

1 code implementation7 Oct 2021 Navin Raj Prabhu, Guillaume Carbajal, Nale Lehmann-Willenbrock, Timo Gerkmann

At training, the network learns a distribution of weights to capture the inherent uncertainty related to subjective arousal annotations.

Speech Emotion Recognition

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