ChatTTS Me - AI Text to Speech Introduction
ChatTTS Me is an innovative conversational text-to-speech (TTS) model designed specifically for dialogue scenarios, such as chatbots and virtual assistants. It supports both English and Chinese languages, making it a versatile tool for global applications. Developed with over 100,000 hours of training data, ChatTTS Me aims to deliver natural and expressive speech, closely mimicking human-like interactions.
Key Features of ChatTTS Me
- Conversational TTS: Tailored for dialogues, it provides natural, expressive speech, enabling multiple speakers to partake in interactive conversations.
- Fine-grained Control: Offers the ability to predict and manipulate prosodic features such as laughter, pauses, and interjections, enhancing the realism of the conversation.
- Superior Prosody: ChatTTS Me stands out in terms of prosody, outperforming most open-source TTS models to deliver a more lifelike experience.
Technical Requirements and Inference Speed
- VRAM Requirements: To generate a 30-second audio clip, a minimum of 4GB of GPU memory is required.
- Inference Speed: On a high-end 4090 GPU, ChatTTS Me can generate audio at approximately 7 semantic tokens per second, with a Real-Time Factor (RTF) of around 0.3.
Frequently Asked Questions (FAQs)
How does ChatTTS Me handle model stability issues, like multi-speakers or poor audio quality?
- Model stability, including challenges like multi-speakers or poor audio quality, is a known issue with autoregressive models. However, users can try multiple samples to find a suitable result, mitigating these issues to some extent.
Can ChatTTS Me control emotions or elements besides laughter?
- Currently, ChatTTS Me provides token-level control units for [laugh], [uv_break], and [lbreak]. Future updates may introduce additional emotional control capabilities, expanding the model's versatility.
Why is ChatTTS Me considered a game-changer in conversational TTS?
- ChatTTS Me's optimization for dialogue, combined with its ability to deliver natural, expressive speech and fine-grained prosodic control, sets it apart from other TTS models. Its focus on delivering a lifelike conversational experience makes it a pioneering solution in the realm of text-to-speech technologies.
ChatTTS Me is not just a text-to-speech model; it's a leap towards creating more natural and engaging conversational agents. With its open-source version available on HuggingFace, it's accessible for research and development, offering a glimpse into the future of conversational AI.
