Guodu Cai

Title: Guodu Cai: Innovator in Voiceprint Technology

Introduction

Guodu Cai is a prominent inventor based in Beijing, China. He has made significant contributions to the field of voiceprint technology, holding a total of 2 patents. His work focuses on methods and devices for voiceprint extraction and recognition, showcasing his expertise in audio signal processing.

Latest Patents

Cai's latest patents include a "Method for training a voiceprint extraction model and method for voiceprint recognition, and device and medium thereof." This innovative training method involves acquiring voice data from multiple devices, extracting acoustic features, and utilizing a neural network model to optimize the training process. The completion of the training is determined by the convergence of a loss function, which is a weighted sum of various loss functions. Another notable patent is the "Method and device for detecting audio signal, and storage medium." This method entails obtaining speech and non-speech segments of an audio signal, extracting audio features, and employing detection models to ascertain whether the audio signal corresponds to a target audio.

Career Highlights

Guodu Cai is currently employed at Beijing Xiaomi Pinecone Electronics Co., Ltd. His role at this innovative company allows him to further develop his ideas and contribute to advancements in voiceprint technology. His work is instrumental in enhancing the accuracy and efficiency of voice recognition systems.

Collaborations

Cai collaborates with talented individuals such as Yifeng Wang and Xin Wang. Their combined expertise fosters a creative environment that drives innovation in their projects.

Conclusion

Guodu Cai is a key figure in the realm of voiceprint technology, with a focus on developing advanced methods for voice recognition and audio signal detection. His contributions are paving the way for future advancements in this critical field.