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48 results for singing voice conversion

Improved U-Nets with various intermediate blocks enhance singing voice separation.

problem Improving singing voice separation accuracy using U-Net architectures.
method Implemented and compared U-Nets with different intermediate spectrogram transformation blocks.
result A specific block type achieves state-of-the-art SDR by 0.9 dB.

WeSinger improves singing voice synthesis with data augmentation and specialized modules.

problem Improving the accuracy and naturalness of synthesized singing voices.
method Developed a multi-singer Chinese neural singing voice synthesis system with deep bi-directional LSTM, Transformer, LPCNet, and data augmentation.
result WeSinger achieves state-of-the-art performance on the Opencpop corpus.

Wave-U-Net with MHE regularization improves singing voice separation.

problem Singing voice separation from mixed music recordings.
method Wave-U-Net architecture with MHE regularization applied to 1D filters.
result Adding MHE regularization to the loss function consistently improves singing voice separation.

Framework converts singer identity and vocal technique from non-parallel corpora.

problem Converts singer identity and vocal technique from non-parallel corpora.
method Uses variational autoencoders with separate encoders for singer identity and vocal technique.
result Successfully disentangles and converts singer identity and vocal technique.

Singing voice separation attempts to separate the vocal and instrumental parts of a music recording, which is a fundamental problem in music information retrieval. Recent work on singing voice separation has shown that the low-rank representation and informed separation approaches are both able to improve separation qu…

2018-01-09abs ↗pdf ↗

Solution for voice conversion with limited data using hierarchical seq2seq and attention models.

problem Voice conversion between speakers with limited parallel audio pairs.
method Hierarchical sequence to sequence model with attention-based decoder, trained on single speaker dataset.
result Improved voice conversion quality using mel spectrograms and wavenet vocoder.

Deep Autotuner corrects singing pitch without scores, using vocal and accompaniment spectral data.

problem Automatic pitch correction without musical scores for singing performances.
method Convolutional Gated Recurrent Unit (CGRU) model trained on karaoke data.
result The model predicts pitch correction from vocal and accompaniment spectral contents, making the voice sound in tune with the accompaniment.

AUTOVC converts voices without parallel data, achieving state-of-the-art results.

problem Non-parallel many-to-many voice conversion and zero-shot voice conversion.
method Only an autoencoder with a carefully designed bottleneck is used, training on a self-reconstruction loss.
result AUTOVC achieves state-of-the-art results in many-to-many voice conversion with non-parallel data and performs zero-shot voice conversion.

Study improves voice conversion model with Mel-spectrogram augmentation.

problem Insufficient speech pairs data for training sequence-to-sequence voice conversion models.
method Experimented with Mel-spectrogram augmentation using SpecAugment policies and proposed new augmentation policies.
result Time axis warping policies showed better performance in training the voice conversion model.

MaskCycleGAN-VC improves voice conversion without parallel data.

problem Limited ability to convert mel-spectrogram data without parallel data.
method Integrates a novel auxiliary task called filling in frames (FIF) to learn time-frequency structures.
result MaskCycleGAN-VC outperforms existing methods with similar model size.

Joint training model for TTS and VC tasks using Tacotron and WaveNet.

problem Training a shared model for text-to-speech and voice conversion.
method Extended Tacotron model with dual attention mechanism for shared tasks, WaveNet for waveform generation.
result Joint training of a shared model achieves both TTS and VC tasks efficiently.

CycleGAN-VC2 improves voice conversion without parallel data.

problem Challenges in non-parallel voice conversion.
method Improved CycleGAN-VC with three techniques: two-step adversarial losses, 2-1-2D CNN generator, and PatchGAN discriminator.
result CycleGAN-VC2 significantly reduces the gap between converted and target speech.

This paper proposes a voice conversion (VC) method using sequence-to-sequence (seq2seq or S2S) learning, which flexibly converts not only the voice characteristics but also the pitch contour and duration of input speech. The proposed method, called ConvS2S-VC, has three key features. First, it uses a model with a fully…

2018-11-05abs ↗pdf ↗

Most of the existing studies on voice conversion (VC) are conducted in acoustically matched conditions between source and target signal. However, the robustness of VC methods in presence of mismatch remains unknown. In this paper, we report a comparative analysis of different VC techniques under mismatched conditions. …

2016-12-22abs ↗pdf ↗

Efficiently generates and selects explanations for neural networks using GANs and FID.

problem Manual selection of hyper-parameters for generating interpretable neural network explanations is slow and requires qualitative evaluation.
method Proposes a novel metric using Fréchet Inception Distance (FID) and a GAN-based method for efficient search and realistic output generation.
result Successfully selects hyper-parameters leading to interpretable examples, avoiding manual evaluation.

CycleGAN-VC3 improves CycleGAN-VCs for mel-spectrogram conversion.

problem Ambiguity in CycleGAN-VC/VC2 effectiveness for mel-spectrogram conversion.
method Proposes CycleGAN-VC3 with time-frequency adaptive normalization (TFAN).
result CycleGAN-VC3 outperforms or matches CycleGAN-VC2 for mel-spectrogram conversion.