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In this work, we present a method for learning interpretable music signal representations directly from waveform signals. Our method can be trained using unsupervised objectives and relies on the denoising auto-encoder model that uses a…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-02 Stylianos I. Mimilakis , Konstantinos Drossos , Gerald Schuller

Variational autoencoders (VAEs) learn representations of data by jointly training a probabilistic encoder and decoder network. Typically these models encode all features of the data into a single variable. Here we are interested in learning…

A large part of the literature on learning disentangled representations focuses on variational autoencoders (VAE). Recent developments demonstrate that disentanglement cannot be obtained in a fully unsupervised setting without inductive…

Machine Learning · Computer Science 2021-02-11 Graziano Mita , Maurizio Filippone , Pietro Michiardi

Unsupervised representation learning holds the promise of exploiting large amounts of unlabeled data to learn general representations. A promising technique for unsupervised learning is the framework of Variational Auto-encoders (VAEs).…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Kamal Gupta , Saurabh Singh , Abhinav Shrivastava

Separating the individual elements in a musical mixture is an essential process for music analysis and practice. While this is generally addressed using neural networks optimized to mask or transform the time-frequency representation of a…

Sound · Computer Science 2025-11-27 Genís Plaja-Roglans , Yun-Ning Hung , Xavier Serra , Igor Pereira

Multimodal sensory data resembles the form of information perceived by humans for learning, and are easy to obtain in large quantities. Compared to unimodal data, synchronization of concepts between modalities in such data provides…

Machine Learning · Statistics 2018-05-30 Wei-Ning Hsu , James Glass

Recent research has delved into speech enhancement (SE) approaches that leverage audio embeddings from pre-trained models, diverging from time-frequency masking or signal prediction techniques. This paper introduces an efficient and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-16 Xingwei Sun , Heinrich Dinkel , Yadong Niu , Linzhang Wang , Junbo Zhang , Jian Luan

An important challenge in emotion recognition is to develop methods that can leverage unlabeled training data. In this paper, we propose the VQ-MAE-AV model, a self-supervised multimodal model that leverages masked autoencoders to learn…

Sound · Computer Science 2025-05-12 Samir Sadok , Simon Leglaive , Renaud Séguier

Structuring the latent space in probabilistic deep generative models, e.g., variational autoencoders (VAEs), is important to yield more expressive models and interpretable representations, and to avoid overfitting. One way to achieve this…

Machine Learning · Computer Science 2022-06-20 Mostafa Sadeghi , Paul Magron

Variational autoencoders are prominent generative models for modeling discrete data. However, with flexible decoders, they tend to ignore the latent codes. In this paper, we study a VAE model with a deterministic decoder (DD-VAE) for…

Machine Learning · Computer Science 2020-03-05 Daniil Polykovskiy , Dmitry Vetrov

Talking face generation aims to synthesize a face video with precise lip synchronization as well as a smooth transition of facial motion over the entire video via the given speech clip and facial image. Most existing methods mainly focus on…

Computer Vision and Pattern Recognition · Computer Science 2020-05-14 Hao Zhu , Huaibo Huang , Yi Li , Aihua Zheng , Ran He

The Variational Autoencoder (VAE) is a seminal approach in deep generative modeling with latent variables. Interpreting its reconstruction process as a nonlinear transformation of samples from the latent posterior distribution, we apply the…

Machine Learning · Computer Science 2023-06-09 Faris Janjoš , Lars Rosenbaum , Maxim Dolgov , J. Marius Zöllner

The variational autoencoder (VAE) is a popular probabilistic generative model. However, one shortcoming of VAEs is that the latent variables cannot be discrete, which makes it difficult to generate data from different modes of a…

Machine Learning · Statistics 2017-11-21 Jay A. Hennig , Akash Umakantha , Ryan C. Williamson

One of the many tasks facing the typically-developing child language learner is learning to discriminate between the distinctive sounds that make up words in their native language. Here we investigate whether multimodal…

Computation and Language · Computer Science 2024-07-24 Sophia Zhi , Roger P. Levy , Stephan C. Meylan

We introduce Generative Spoken Language Modeling, the task of learning the acoustic and linguistic characteristics of a language from raw audio (no text, no labels), and a set of metrics to automatically evaluate the learned representations…

Speech enhancement systems are typically trained using pairs of clean and noisy speech. In audio-visual speech enhancement (AVSE), there is not as much ground-truth clean data available; most audio-visual datasets are collected in…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-05 Ju-Chieh Chou , Chung-Ming Chien , Karen Livescu

Variational auto-encoders (VAEs) provide an attractive solution to image generation problem. However, they tend to produce blurred and over-smoothed images due to their dependence on pixel-wise reconstruction loss. This paper introduces a…

Computer Vision and Pattern Recognition · Computer Science 2018-04-30 Salman H. Khan , Munawar Hayat , Nick Barnes

The objective of this paper is to separate a target speaker's speech from a mixture of two speakers using a deep audio-visual speech separation network. Unlike previous works that used lip movement on video clips or pre-enrolled speaker…

Sound · Computer Science 2020-11-05 Soo-Whan Chung , Soyeon Choe , Joon Son Chung , Hong-Goo Kang

Construction of dictionaries using nonnegative matrix factorisation (NMF) has extensive applications in signal processing and machine learning. With the advances in deep learning, training compact and robust dictionaries using deep neural…

Machine Learning · Computer Science 2023-01-19 Hong-Bo Xie , Caoyuan Li , Shuliang Wang , Richard Yi Da Xu , Kerrie Mengersen

Variational autoencoders (VAEs), that are built upon deep neural networks have emerged as popular generative models in computer vision. Most of the work towards improving variational autoencoders has focused mainly on making the…

Machine Learning · Statistics 2016-11-17 Siddharth Agrawal , Ambedkar Dukkipati