# Large-scale speech recognition

This is an end-to-end automatic speech recognition system trained using the SpeechBrain framework, employing the Conformer architecture on 25,000 hours of English speech data.

Parakeet CTC 1.1B is an automatic speech recognition model jointly developed by NVIDIA NeMo and Suno.ai, based on the FastConformer architecture with approximately 1.1 billion parameters, supporting English speech transcription.

Icefall is an automatic speech recognition (ASR) toolkit based on the k2 framework, focusing on efficient and flexible speech recognition model training and inference.