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This paper proposes a new source model and training scheme to improve the accuracy and speed of the multichannel variational autoencoder (MVAE) method. The MVAE method is a recently proposed powerful multichannel source separation method.…

声音 · 计算机科学 2022-09-08 Li Li , Hirokazu Kameoka , Shoji Makino

This paper proposes a multichannel source separation technique called the multichannel variational autoencoder (MVAE) method, which uses a conditional VAE (CVAE) to model and estimate the power spectrograms of the sources in a mixture. By…

机器学习 · 统计学 2018-08-28 Hirokazu Kameoka , Li Li , Shota Inoue , Shoji Makino

In this paper, we present an unsupervised probabilistic model and associated estimation algorithm for multi-object tracking (MOT) based on a dynamical variational autoencoder (DVAE), called DVAE-UMOT. The DVAE is a latent-variable deep…

机器学习 · 计算机科学 2022-02-22 Xiaoyu Lin , Laurent Girin , Xavier Alameda-Pineda

Variational autoencoders (VAEs) are among leading approaches to address the problem of learning disentangled representations. Typically a single VAE is used and disentangled representations are sought within its single continuous latent…

机器学习 · 统计学 2026-04-02 Veranika Boukun , Jörg Lücke

This paper proposes an alternative algorithm for multichannel variational autoencoder (MVAE), a recently proposed multichannel source separation approach. While MVAE is notable in its impressive source separation performance, the…

机器学习 · 计算机科学 2019-02-14 Li Li , Hirokazu Kameoka , Shoji Makino

The Variational Autoencoder (VAE) is a powerful deep generative model that is now extensively used to represent high-dimensional complex data via a low-dimensional latent space learned in an unsupervised manner. In the original VAE model,…

声音 · 计算机科学 2021-06-15 Xiaoyu Bie , Laurent Girin , Simon Leglaive , Thomas Hueber , Xavier Alameda-Pineda

Most music generation models directly generate a single music mixture. To allow for more flexible and controllable generation, the Multi-Source Diffusion Model (MSDM) has been proposed to model music as a mixture of multiple instrumental…

音频与语音处理 · 电气工程与系统科学 2025-06-18 Zhongweiyang Xu , Debottam Dutta , Yu-Lin Wei , Romit Roy Choudhury

Multi-modal generative models represent an important family of deep models, whose goal is to facilitate representation learning on data with multiple views or modalities. However, current deep multi-modal models focus on the inference of…

计算机视觉与模式识别 · 计算机科学 2020-12-25 Mihee Lee , Vladimir Pavlovic

One of the major shortcomings of variational autoencoders is the inability to produce generations from the individual modalities of data originating from mixture distributions. This is primarily due to the use of a simple isotropic Gaussian…

机器学习 · 计算机科学 2019-12-02 Frantzeska Lavda , Magda Gregorová , Alexandros Kalousis

Variational autoencoder (VAE) has widely been utilized for modeling data distributions because it is theoretically elegant, easy to train, and has nice manifold representations. However, when applied to image reconstruction and synthesis…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Dooseop Choi , KyoungWook Min

In this paper we address the problem of simultaneously tracking several moving audio sources, namely the problem of estimating source trajectories from a sequence of observed features. We propose to use the von Mises distribution to model…

声音 · 计算机科学 2019-04-11 Yutong Ban , Xavier Alameda-PIneda , Christine Evers , Radu Horaud

Variational autoencoders (VAEs) are powerful deep generative models widely used to represent high-dimensional complex data through a low-dimensional latent space learned in an unsupervised manner. In the original VAE model, the input data…

机器学习 · 计算机科学 2022-07-05 Laurent Girin , Simon Leglaive , Xiaoyu Bie , Julien Diard , Thomas Hueber , Xavier Alameda-Pineda

This paper introduces the Descriptive Variational Autoencoder (DVAE), an unsupervised and end-to-end trainable neural network for predicting vehicle trajectories that provides partial interpretability. The novel approach is based on the…

机器学习 · 计算机科学 2021-06-25 Marion Neumeier , Andreas Tollkühn , Thomas Berberich , Michael Botsch

This paper presents a generative approach to speech enhancement based on a recurrent variational autoencoder (RVAE). The deep generative speech model is trained using clean speech signals only, and it is combined with a nonnegative matrix…

机器学习 · 计算机科学 2020-02-11 Simon Leglaive , Xavier Alameda-Pineda , Laurent Girin , Radu Horaud

For planning of power systems and for the calibration of operational tools, it is essential to analyse system performance in a large range of representative scenarios. When the available historical data is limited, generative models are a…

系统与控制 · 电气工程与系统科学 2022-12-16 Chenguang Wang , Ensieh Sharifnia , Zhi Gao , Simon H. Tindemans , Peter Palensky

This paper proposes a new model, called condition-transforming variational autoencoder (CTVAE), to improve the performance of conversation response generation using conditional variational autoencoders (CVAEs). In conventional CVAEs , the…

计算与语言 · 计算机科学 2019-04-25 Yu-Ping Ruan , Zhen-Hua Ling , Quan Liu , Zhigang Chen , Nitin Indurkhya

In this paper, we propose a source separation method that is trained by observing the mixtures and the class labels of the sources present in the mixture without any access to isolated sources. Since our method does not require source class…

声音 · 计算机科学 2019-08-06 Ertuğ Karamatlı , Ali Taylan Cemgil , Serap Kırbız

Learning generative models that span multiple data modalities, such as vision and language, is often motivated by the desire to learn more useful, generalisable representations that faithfully capture common underlying factors between the…

机器学习 · 统计学 2019-11-11 Yuge Shi , N. Siddharth , Brooks Paige , Philip H. S. Torr

Variational auto-encoders (VAEs) are deep generative latent variable models that can be used for learning the distribution of complex data. VAEs have been successfully used to learn a probabilistic prior over speech signals, which is then…

声音 · 计算机科学 2020-12-18 Mostafa Sadeghi , Simon Leglaive , Xavier Alameda-PIneda , Laurent Girin , Radu Horaud

Variational autoencoders (VAE) are powerful generative models that learn the latent representations of input data as random variables. Recent studies show that VAE can flexibly learn the complex temporal dynamics of time series and achieve…

机器学习 · 计算机科学 2023-11-14 Borui Cai , Shuiqiao Yang , Longxiang Gao , Yong Xiang
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