TacotronV2生成Mel文件，利用griffin lim算法恢复语音，修改脚本 tacotron_synthesize.py 中text python tacotron_synthesize . py 或命令行输入Earlier this year, Google published a paper, Tacotron: A Fully End-to-End Text-To-Speech Synthesis Model , where they present a neural text-to-speech model that learns to synthesize speech directly from (text, audio) pairs. However, they didn't release their source code or training data. This is an attempt to provide an open-source ...The Tacotron 2 and WaveGlow model form a TTS system that enables users to synthesize natural sounding speech from raw transcripts without any additional prosody information. Tacotron 2 Model. Tacotron 2 2 is a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature ...Earlier this year, Google published a paper, Tacotron: A Fully End-to-End Text-To-Speech Synthesis Model , where they present a neural text-to-speech model that learns to synthesize speech directly from (text, audio) pairs. However, they didn't release their source code or training data. This is an attempt to provide an open-source ...Abstract: This paper describes Tacotron 2, a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature prediction network that maps character embeddings to mel-scale spectrograms, followed by a modified WaveNet model acting as a vocoder to synthesize timedomain ...Tacotron 2 is said to be an amalgamation of the best features of Google’s WaveNet, a deep generative model of raw audio waveforms, and Tacotron, its earlier speech recognition project. The sequence-to-sequence model that generates mel spectrograms has been borrowed from Tacotron, while the generative model synthesising time domain waveforms ...Text2Spec models (Tacotron, Tacotron2, Glow-TTS, SpeedySpeech). Speaker Encoder to compute speaker embeddings efficiently. Vocoder models (MelGAN, Multiband-MelGAN, GAN-TTS, ParallelWaveGAN, WaveGrad, WaveRNN) Fast and efficient model training. Detailed training logs on console and Tensorboard. Support for multi-speaker TTS.tts2 recipe. tts2 recipe is based on Tacotron2’s spectrogram prediction network [1] and Tacotron’s CBHG module [2]. Instead of using inverse mel-basis, CBHG module is used to convert log mel-filter bank to linear spectrogram. The recovery of the phase components is the same as tts1. v.0.4.0: tacotron2.v2.Abstract: This paper describes Tacotron 2, a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature prediction network that maps character embeddings to mel-scale spectrograms, followed by a modified WaveNet model acting as a vocoder to synthesize timedomain ...In this video I will show you How to Clone ANYONE'S Voice Using AI with Tacotron running on a Google Colab notebook. We'll be training artificial intelligenc...Tacotron 2 is a neural network architecture for speech synthesis directly from text. It consists of two components: a recurrent sequence-to-sequence feature prediction network with attention which predicts a sequence of mel spectrogram frames from an input character sequence a modified version of WaveNet which generates time-domain waveform samples conditioned on the predicted mel spectrogram ...If you get a P4 or K80, factory reset the runtime and try again. Step 2: Mount Google Drive. Step 3: Configure training data paths. Upload the following to your Drive and change the paths below: Step 4: Download Tacotron and HiFi-GAN. Step 5: Generate ground truth-aligned spectrograms.We are thankful to the Tacotron 2 paper authors, specially Jonathan Shen, Yuxuan Wang and Zongheng Yang. About Tacotron 2 - PyTorch implementation with faster-than-realtime inference modified to enable cross lingual voice cloning.tacotron_pytorch. PyTorch implementation of Tacotron speech synthesis model. Inspired from keithito/tacotron. Currently not as much good speech quality as keithito/tacotron can generate, but it seems to be basically working. You can find some generated speech examples trained on LJ Speech Dataset at here.In our recent paper, we propose WaveGlow: a flow-based network capable of generating high quality speech from mel-spectrograms. WaveGlow combines insights from Glow and WaveNet in order to provide fast, efficient and high-quality audio synthesis, without the need for auto-regression. WaveGlow is implemented using only a single network, trained ...The recently developed TTS engines are shifting towards end-to-end approaches utilizing models such as Tacotron, Tacotron-2, WaveNet, and WaveGlow. The reason is that it enables a TTS service provider to focus on developing training and validating datasets comprising of labelled texts and recorded speeches instead of designing an entirely new ...Pull requests. Mimic Recording Studio is a Docker-based application you can install to record voice samples, which can then be trained into a TTS voice with Mimic2. docker voice microphone tts mycroft hacktoberfest recording-studio tacotron mimic mycroftai tts-engine. Updated on Apr 28.Tacotron2 like most NeMo models are defined as a LightningModule, allowing for easy training via PyTorch Lightning, and parameterized by a configuration, currently defined via a yaml file and...docker build -t tacotron-2_image docker/ Then containers are runnable with: docker run -i --name new_container tacotron-2_image. Please report any issues with the Docker usage with our models, I'll get to it. Thanks! Dataset: We tested the code above on the ljspeech dataset, which has almost 24 hours of labeled single actress voice recording ...Hello, just to share my results.I’m stopping at 47 k steps for tacotron 2: The gaps seems normal for my data and not affecting the performance. As reference for others: Final audios: (feature-23 is a mouth twister) 47k.zip (1,0 MB) Experiment with new LPCNet model: real speech.wav = audio from the training set old lpcnet model.wav = generated using the real features of real speech.wav with ...This repository is an implementation of Transfer Learning from Speaker Verification to Multispeaker Text-To-Speech Synthesis (SV2TTS) with a vocoder that works in real-time. SV2TTS is a three-stage deep learning framework that allows to create a numerical representation of a voice from a few seconds of audio, and to use it to condition a text ...The Tacotron 2 and WaveGlow model form a text-to-speech system that enables user to synthesise a natural sounding…Tacotron 2 is said to be an amalgamation of the best features of Google’s WaveNet, a deep generative model of raw audio waveforms, and Tacotron, its earlier speech recognition project. The sequence-to-sequence model that generates mel spectrograms has been borrowed from Tacotron, while the generative model synthesising time domain waveforms ...The Tacotron 2 and WaveGlow model enables you to efficiently synthesize high quality speech from text. Both models are trained with mixed precision using Tensor Cores on Volta, Turing, and the NVIDIA Ampere GPU architectures.TacoTron 2. TACOTRON 2. CookiePPP Tacotron 2 Colabs. This is the main Synthesis Colab. This is the simplified Synthesis Colab. This is supposedly a newer version of the simplified Synthesis Colab. For the sake of completeness, this is the training colabThe Tacotron 2 and WaveGlow model form a text-to-speech system that enables user to synthesise a natural sounding speech from raw transcripts without any additional prosody information. The...keonlee9420 / Comprehensive-Tacotron2. Star 37. Code. Issues. Pull requests. PyTorch Implementation of Google's Natural TTS Synthesis by Conditioning WaveNet on Mel Spectrogram Predictions. This implementation supports both single-, multi-speaker TTS and several techniques to enforce the robustness and efficiency of the model. text-to-speech ...Dec 19, 2017 · These features, an 80-dimensional audio spectrogram with frames computed every 12.5 milliseconds, capture not only pronunciation of words, but also various subtleties of human speech, including volume, speed and intonation. Finally these features are converted to a 24 kHz waveform using a WaveNet -like architecture. With the aim of adapting a source Text to Speech (TTS) model to synthesize a personal voice by using a few speech samples from the target speaker, voice cloning provides a specific TTS service. Although the Tacotron 2-based multi-speaker TTS system can implement voice cloning by introducing a d-vector into the speaker encoder, the speaker characteristics described by the d-vector cannot allow ...Dec 19, 2017 · These features, an 80-dimensional audio spectrogram with frames computed every 12.5 milliseconds, capture not only pronunciation of words, but also various subtleties of human speech, including volume, speed and intonation. Finally these features are converted to a 24 kHz waveform using a WaveNet -like architecture. Once readied for production, Tacotron 2 could be an even more powerful addition to the service. However, the system is only trained to mimic the one female voice; to speak like a male or different ...Dec 19, 2017 · These features, an 80-dimensional audio spectrogram with frames computed every 12.5 milliseconds, capture not only pronunciation of words, but also various subtleties of human speech, including volume, speed and intonation. Finally these features are converted to a 24 kHz waveform using a WaveNet -like architecture. Apr 4, 2023 · The Tacotron 2 and WaveGlow model enables you to efficiently synthesize high quality speech from text. Both models are trained with mixed precision using Tensor Cores on Volta, Turing, and the NVIDIA Ampere GPU architectures. In this tutorial i am going to explain the paper "Natural TTS synthesis by conditioning wavenet on Mel-Spectrogram predictions"Paper: https://arxiv.org/pdf/1...Model Description. The Tacotron 2 and WaveGlow model form a text-to-speech system that enables user to synthesise a natural sounding speech from raw transcripts without any additional prosody information. The Tacotron 2 model produces mel spectrograms from input text using encoder-decoder architecture.View Details. Request a review. Learn moretts2 recipe. tts2 recipe is based on Tacotron2’s spectrogram prediction network [1] and Tacotron’s CBHG module [2]. Instead of using inverse mel-basis, CBHG module is used to convert log mel-filter bank to linear spectrogram. The recovery of the phase components is the same as tts1. v.0.4.0: tacotron2.v2.Tacotron2 CPU Synthesizer. The "tacotron_id" is where you can put a link to your trained tacotron2 model from Google Drive. If the audio sounds too artificial, you can lower the superres_strength. Config: Restart the runtime to apply any changes. tacotron_id :The Tacotron 2 and WaveGlow model form a TTS system that enables users to synthesize natural sounding speech from raw transcripts without any additional prosody information. Tacotron 2 Model. Tacotron 2 2 is a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature ...The Tacotron 2 and WaveGlow model enables you to efficiently synthesize high quality speech from text. Both models are trained with mixed precision using Tensor Cores on Volta, Turing, and the NVIDIA Ampere GPU architectures. Therefore, researchers can get results 2.0x faster for Tacotron 2 and 3.1x faster for WaveGlow than training without ...Tacotron 2 - Persian. Visit this demo page to listen to some audio samples. This repository contains implementation of a Persian Tacotron model in PyTorch with a dataset preprocessor for the Common Voice dataset. For generating better quality audios, the acoustic features (mel-spectrogram) are fed to a WaveRNN model.Apr 4, 2023 · The Tacotron 2 and WaveGlow model enables you to efficiently synthesize high quality speech from text. Both models are trained with mixed precision using Tensor Cores on Volta, Turing, and the NVIDIA Ampere GPU architectures. I worked on Tacotron-2’s implementation and experimentation as a part of my Grad school course for three months with a Munich based AI startup called Luminovo.AI . I wanted to develop such a ...Model Description. The Tacotron 2 and WaveGlow model form a text-to-speech system that enables user to synthesise a natural sounding speech from raw transcripts without any additional prosody information. The Tacotron 2 model produces mel spectrograms from input text using encoder-decoder architecture. Tacotron 2: Human-like Speech Synthesis From Text By AI. Our team was assigned the task of repeating the results of the work of the artificial neural network for speech synthesis Tacotron 2 by Google. This is a story of the thorny path we have gone through during the project. In the very end of the article we will share a few examples of text ...1．概要. Tacotron2は Google で開発されたTTS (Text To Speech) アルゴリズム です。. テキストをmel spectrogramに変換、mel spectrogramを音声波形に変換するという大きく2段の処理でTTSを実現しています。. 本家はmel spectrogramを音声波形に変換する箇所はWavenetからの流用で ...In our recent paper, we propose WaveGlow: a flow-based network capable of generating high quality speech from mel-spectrograms. WaveGlow combines insights from Glow and WaveNet in order to provide fast, efficient and high-quality audio synthesis, without the need for auto-regression. WaveGlow is implemented using only a single network, trained ...2.2. Spectrogram Prediction Network As in Tacotron, mel spectrograms are computed through a short-time Fourier transform (STFT) using a 50 ms frame size, 12.5 ms frame hop, and a Hann window function. We experimented with a 5 ms frame hop to match the frequency of the conditioning inputs in the original WaveNet, but the corresponding increase ...docker build -t tacotron-2_image docker/ Then containers are runnable with: docker run -i --name new_container tacotron-2_image. Please report any issues with the Docker usage with our models, I'll get to it. Thanks! Dataset: We tested the code above on the ljspeech dataset, which has almost 24 hours of labeled single actress voice recording ...Tacotron 2 is a neural network architecture for speech synthesis directly from text. It consists of two components: a recurrent sequence-to-sequence feature prediction network with attention which predicts a sequence of mel spectrogram frames from an input character sequence. Parallel Tacotron2. Pytorch Implementation of Google's Parallel Tacotron 2: A Non-Autoregressive Neural TTS Model with Differentiable Duration Modeling. Updates. 2021.05.25: Only the soft-DTW remains the last hurdle!@CookiePPP this seem to be quite detailed, thank you! And I have another question, I tried training with LJ Speech dataset and having 2 problems: I changed the epochs value in hparams.py file to 50 for a quick run, but it run more than 50 epochs.2 branches 1 tag. Code. justinjohn0306 Add files via upload. ea031e1 on Jul 8. 163 commits. assets. Add files via upload. last year.In our recent paper, we propose WaveGlow: a flow-based network capable of generating high quality speech from mel-spectrograms. WaveGlow combines insights from Glow and WaveNet in order to provide fast, efficient and high-quality audio synthesis, without the need for auto-regression. WaveGlow is implemented using only a single network, trained ...Abstract: This paper describes Tacotron 2, a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature prediction network that maps character embeddings to mel-scale spectrograms, followed by a modified WaveNet model acting as a vocoder to synthesize timedomain ...(opens in new tab) Text to speech (TTS) has attracted a lot of attention recently due to advancements in deep learning. Neural network-based TTS models (such as Tacotron 2, DeepVoice 3 and Transformer TTS) have outperformed conventional concatenative and statistical parametric approaches in terms of speech quality. Neural network-based TTS models usually first generate a […]Once readied for production, Tacotron 2 could be an even more powerful addition to the service. However, the system is only trained to mimic the one female voice; to speak like a male or different ...We have the TorToiSe repo, the SV2TTS repo, and from here you have the other models like Tacotron 2, FastSpeech 2, and such. A there is a lot that goes into training a baseline for these models on the LJSpeech and LibriTTS datasets. Fine tuning is left up to the user.So here is where I am at: Installed Docker, confirmed up and running, all good. Downloaded Tacotron2 via git cmd-line - success. Executed this command: sudo docker build -t tacotron-2_image -f docker/Dockerfile docker/ - a lot of stuff happened that seemed successful, but at the end, there was an error: Package libav-tools is not available, but ...Dec 16, 2017 · Abstract: This paper describes Tacotron 2, a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature prediction network that maps character embeddings to mel-scale spectrograms, followed by a modified WaveNet model acting as a vocoder to synthesize timedomain ... Tacotron 2 Speech Synthesis Tutorial by Jonx0r. Publication date 2021-05-05 Usage Attribution-NoDerivatives 4.0 International Topics tacotron, skyrim, machine ...In this video I will show you How to Clone ANYONE'S Voice Using AI with Tacotron running on a Google Colab notebook. We'll be training artificial intelligenc...1. Despite recent progress in the training of large language models like GPT-2 for the Persian language, there is little progress in the training or even open-sourcing Persian TTS models. Recently ...I worked on Tacotron-2’s implementation and experimentation as a part of my Grad school course for three months with a Munich based AI startup called Luminovo.AI . I wanted to develop such a ...Tacotron-2 + Multi-band MelGAN Unless you work on a ship, it's unlikely that you use the word boatswain in everyday conversation, so it's understandably a tricky one. The word - which refers to a petty officer in charge of hull maintenance is not pronounced boats-wain Rather, it's bo-sun to reflect the salty pronunciation of sailors, as The ...We would like to show you a description here but the site won’t allow us.Once readied for production, Tacotron 2 could be an even more powerful addition to the service. However, the system is only trained to mimic the one female voice; to speak like a male or different ...In this tutorial i am going to explain the paper "Natural TTS synthesis by conditioning wavenet on Mel-Spectrogram predictions"Paper: https://arxiv.org/pdf/1...Jun 11, 2020 · Tacotron 2 (without wavenet) PyTorch implementation of Natural TTS Synthesis By Conditioning Wavenet On Mel Spectrogram Predictions . This implementation includes distributed and automatic mixed precision support and uses the LJSpeech dataset . Tacotron 2 Speech Synthesis Tutorial by Jonx0r. Publication date 2021-05-05 Usage Attribution-NoDerivatives 4.0 International Topics tacotron, skyrim, machine ...Hello, just to share my results.I’m stopping at 47 k steps for tacotron 2: The gaps seems normal for my data and not affecting the performance. As reference for others: Final audios: (feature-23 is a mouth twister) 47k.zip (1,0 MB) Experiment with new LPCNet model: real speech.wav = audio from the training set old lpcnet model.wav = generated using the real features of real speech.wav with ...The recently developed TTS engines are shifting towards end-to-end approaches utilizing models such as Tacotron, Tacotron-2, WaveNet, and WaveGlow. The reason is that it enables a TTS service provider to focus on developing training and validating datasets comprising of labelled texts and recorded speeches instead of designing an entirely new ...Abstract: This paper describes Tacotron 2, a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature prediction network that maps character embeddings to mel-scale spectrograms, followed by a modified WaveNet model acting as a vocoder to synthesize timedomain ...Given <text, audio> pairs, Tacotron can be trained completely from scratch with random initialization. It does not require phoneme-level alignment, so it can easily scale to using large amounts of acoustic data with transcripts. With a simple waveform synthesis technique, Tacotron produces a 3.82 mean opinion score (MOS) on anTacoTron 2. TACOTRON 2. CookiePPP Tacotron 2 Colabs. This is the main Synthesis Colab. This is the simplified Synthesis Colab. This is supposedly a newer version of the simplified Synthesis Colab. For the sake of completeness, this is the training colabAbstract: This paper describes Tacotron 2, a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature prediction network that maps character embeddings to mel-scale spectrograms, followed by a modified WaveNet model acting as a vocoder to synthesize timedomain waveforms from those spectrograms.The recently developed TTS engines are shifting towards end-to-end approaches utilizing models such as Tacotron, Tacotron-2, WaveNet, and WaveGlow. The reason is that it enables a TTS service provider to focus on developing training and validating datasets comprising of labelled texts and recorded speeches instead of designing an entirely new ...These features, an 80-dimensional audio spectrogram with frames computed every 12.5 milliseconds, capture not only pronunciation of words, but also various subtleties of human speech, including volume, speed and intonation. Finally these features are converted to a 24 kHz waveform using a WaveNet -like architecture.Given <text, audio> pairs, Tacotron can be trained completely from scratch with random initialization. It does not require phoneme-level alignment, so it can easily scale to using large amounts of acoustic data with transcripts. With a simple waveform synthesis technique, Tacotron produces a 3.82 mean opinion score (MOS) on anThese features, an 80-dimensional audio spectrogram with frames computed every 12.5 milliseconds, capture not only pronunciation of words, but also various subtleties of human speech, including volume, speed and intonation. Finally these features are converted to a 24 kHz waveform using a WaveNet -like architecture.I'm trying to improve French Tacotron2 DDC, because there is some noises you don't have in English synthesizer made with Tacotron 2. There is also some pronunciation defaults on nasal fricatives, certainly because missing phonemes (ɑ̃, ɛ̃) like in œ̃n ɔ̃ɡl də ma tɑ̃t ɛt ɛ̃kaʁne (Un ongle de ma tante est incarné.)The Tacotron 2 and WaveGlow model form a TTS system that enables users to synthesize natural sounding speech from raw transcripts without any additional prosody information. Tacotron 2 Model. Tacotron 2 2 is a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature ...Pull requests. Mimic Recording Studio is a Docker-based application you can install to record voice samples, which can then be trained into a TTS voice with Mimic2. docker voice microphone tts mycroft hacktoberfest recording-studio tacotron mimic mycroftai tts-engine. Updated on Apr 28.We adopt Tacotron 2 [2] as our backbone TTS model and denote it as Tacotron for simplicity. Tacotron has the input format of text embedding; thus, the spectrogram inputs are not directly applicable. To feed the warped spectrograms to the model’s encoder as input, we replace the text embedding look-up table of Tacotron with a simple
Abstract: This paper describes Tacotron 2, a neural network architecture for speech synthesis directly from text. The system is composed of a recurrent sequence-to-sequence feature prediction network that maps character embeddings to mel-scale spectrograms, followed by a modified WaveNet model acting as a vocoder to synthesize timedomain waveforms from those spectrograms.. 406 916 9440
Comprehensive Tacotron2 - PyTorch Implementation. PyTorch Implementation of Google's Natural TTS Synthesis by Conditioning WaveNet on Mel Spectrogram Predictions.Unlike many previous implementations, this is kind of a Comprehensive Tacotron2 where the model supports both single-, multi-speaker TTS and several techniques such as reduction factor to enforce the robustness of the decoder alignment.Tacotron 2 is a neural network architecture for speech synthesis directly from text. It consists of two components: a recurrent sequence-to-sequence feature prediction network with attention which predicts a sequence of mel spectrogram frames from an input character sequence a modified version of WaveNet which generates time-domain waveform samples conditioned on the predicted mel spectrogram ...Part 2 will help you put your audio files and transcriber into tacotron to make your deep fake. If you need additional help, leave a comment. URL to notebook...The Tacotron 2 and WaveGlow models form a text-to-speech system that enables users to synthesize natural sounding speech from raw transcripts without any additional information such as patterns and/or rhythms of speech. . Our implementation of Tacotron 2 models differs from the model described in the paper.We have the TorToiSe repo, the SV2TTS repo, and from here you have the other models like Tacotron 2, FastSpeech 2, and such. A there is a lot that goes into training a baseline for these models on the LJSpeech and LibriTTS datasets. Fine tuning is left up to the user.Tacotron 2 (without wavenet) PyTorch implementation of Natural TTS Synthesis By Conditioning Wavenet On Mel Spectrogram Predictions . This implementation includes distributed and automatic mixed precision support and uses the LJSpeech dataset .Jun 11, 2020 · Tacotron 2 (without wavenet) PyTorch implementation of Natural TTS Synthesis By Conditioning Wavenet On Mel Spectrogram Predictions . This implementation includes distributed and automatic mixed precision support and uses the LJSpeech dataset . Parallel Tacotron2. Pytorch Implementation of Google's Parallel Tacotron 2: A Non-Autoregressive Neural TTS Model with Differentiable Duration Modeling. Updates. 2021.05.25: Only the soft-DTW remains the last hurdle!Apr 4, 2023 · The Tacotron 2 and WaveGlow model enables you to efficiently synthesize high quality speech from text. Both models are trained with mixed precision using Tensor Cores on Volta, Turing, and the NVIDIA Ampere GPU architectures. If you get a P4 or K80, factory reset the runtime and try again. Step 2: Mount Google Drive. Step 3: Configure training data paths. Upload the following to your Drive and change the paths below: Step 4: Download Tacotron and HiFi-GAN. Step 5: Generate ground truth-aligned spectrograms.The Tacotron 2 and WaveGlow model enables you to efficiently synthesize high quality speech from text. Both models are trained with mixed precision using Tensor Cores on Volta, Turing, and the NVIDIA Ampere GPU architectures. Therefore, researchers can get results 2.0x faster for Tacotron 2 and 3.1x faster for WaveGlow than training without ...Dec 19, 2017 · These features, an 80-dimensional audio spectrogram with frames computed every 12.5 milliseconds, capture not only pronunciation of words, but also various subtleties of human speech, including volume, speed and intonation. Finally these features are converted to a 24 kHz waveform using a WaveNet -like architecture. The text encoder modifies the text encoder of Tacotron 2 by replacing batch-norm with instance-norm, and the decoder removes the pre-net and post-net layers from Tacotron previously thought to be essential. For more information, see Flowtron: an Autoregressive Flow-based Generative Network for Text-to-Speech Synthesis.Tacotron 2 - Persian. Visit this demo page to listen to some audio samples. This repository contains implementation of a Persian Tacotron model in PyTorch with a dataset preprocessor for the Common Voice dataset. For generating better quality audios, the acoustic features (mel-spectrogram) are fed to a WaveRNN model.Parallel Tacotron2. Pytorch Implementation of Google's Parallel Tacotron 2: A Non-Autoregressive Neural TTS Model with Differentiable Duration Modeling. Updates. 2021.05.25: Only the soft-DTW remains the last hurdle!.