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Related papers: Low-latency Real-time Voice Conversion on CPU

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We present ConvoCache, a conversational caching system that solves the problem of slow and expensive generative AI models in spoken chatbots. ConvoCache finds a semantically similar prompt in the past and reuses the response. In this paper…

Computation and Language · Computer Science 2024-09-26 Conor Atkins , Ian Wood , Mohamed Ali Kaafar , Hassan Asghar , Nardine Basta , Michal Kepkowski

Recent advancements in end-to-end neural speech codecs enable compressing audio at extremely low bitrates while maintaining high-fidelity reconstruction. Meanwhile, low computational complexity and low latency are crucial for real-time…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-21 Leyan Yang , Ronghui Hu , Yang Xu , Jing Lu

Large language models (LLMs) have shown exceptional performance and vast potential across diverse tasks. However, the deployment of LLMs with high performance in low-resource environments has garnered significant attention in the industry.…

Artificial Intelligence · Computer Science 2024-07-11 Pujiang He , Shan Zhou , Wenhuan Huang , Changqing Li , Duyi Wang , Bin Guo , Chen Meng , Sheng Gui , Weifei Yu , Yi Xie

Current methods of building LLMs with voice interaction capabilities rely heavily on explicit text autoregressive generation before or during speech response generation to maintain content quality, which unfortunately brings computational…

Achieving super-human performance in recognizing human speech has been a goal for several decades, as researchers have worked on increasingly challenging tasks. In the 1990's it was discovered, that conversational speech between two humans…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Thai-Son Nguyen , Sebastian Stueker , Alex Waibel

Voice conversion (VC) consists of digitally altering the voice of an individual to manipulate part of its content, primarily its identity, while maintaining the rest unchanged. Research in neural VC has accomplished considerable…

Sound · Computer Science 2021-07-28 Laurent Benaroya , Nicolas Obin , Axel Roebel

The explosive arrival of OpenAI's ChatGPT has fueled the globalization of large language model (LLM), which consists of billions of pretrained parameters that embodies the aspects of syntax and semantics. HyperAccel introduces latency…

Large language models (LLMs) have significantly advanced audio processing through audio codecs that convert audio into discrete tokens, enabling the application of language modeling techniques to audio data. However, audio codecs often…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-19 Edresson Casanova , Ryan Langman , Paarth Neekhara , Shehzeen Hussain , Jason Li , Subhankar Ghosh , Ante Jukić , Sang-gil Lee

In this paper, we propose the FeatherWave, yet another variant of WaveRNN vocoder combining the multi-band signal processing and the linear predictive coding. The LPCNet, a recently proposed neural vocoder which utilized the linear…

Sound · Computer Science 2020-09-04 Qiao Tian , Zewang Zhang , Heng Lu , Ling-Hui Chen , Shan Liu

The rise of Generative AI introduces a new class of HPC workloads that integrates lightweight LLMs with traditional high-throughput applications to accelerate scientific discovery. The current design of HPC clusters is inadequate to support…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-17 Thanh Son Phung , Douglas Thain

Voice conversion is an increasingly popular technology, and the growing number of real-time applications requires models with streaming conversion capabilities. Unlike typical (non-streaming) voice conversion, which can leverage the entire…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-01 Ziqian Ning , Yuepeng Jiang , Pengcheng Zhu , Jixun Yao , Shuai Wang , Lei Xie , Mengxiao Bi

Applying changes to an input speech signal to change the perceived speaker of speech to a target while maintaining the content of the input is a challenging but interesting task known as Voice conversion (VC). Over the last few years, this…

Sound · Computer Science 2022-12-29 Olga Slizovskaia , Jordi Janer , Pritish Chandna , Oscar Mayor

Voice conversion (VC) could be used to improve speech recognition systems in low-resource languages by using it to augment limited training data. However, VC has not been widely used for this purpose because of practical issues such as…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-22 Matthew Baas , Herman Kamper

Recent developments in neural speech synthesis and vocoding have sparked a renewed interest in voice conversion (VC). Beyond timbre transfer, achieving controllability on para-linguistic parameters such as pitch and Speed is critical in…

Audio and Speech Processing · Electrical Eng. & Systems 2025-04-16 Meiying Chen , Zhiyao Duan

Traditional voice conversion (VC) methods typically attempt to separate speaker identity and linguistic information into distinct representations, which are then combined to reconstruct the audio. However, effectively disentangling these…

Sound · Computer Science 2025-10-13 Huu Tuong Tu , Huan Vu , cuong tien nguyen , Dien Hy Ngo , Nguyen Thi Thu Trang

Singing voice conversion is to convert the source singing voice into the target singing voice except for the content. Currently, flow-based models can complete the task of voice conversion, but they struggle to effectively extract latent…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-10 Hui Li , Hongyu Wang , Zhijin Chen , Bohan Sun , Bo Li

Any-to-any singing voice conversion (SVC) is an interesting audio editing technique, aiming to convert the singing voice of one singer into that of another, given only a few seconds of singing data. However, during the conversion process,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-11 Shihao Chen , Yu Gu , Jie Zhang , Na Li , Rilin Chen , Liping Chen , Lirong Dai

We present a technical tutorial for building enterprise-grade realtime voice agents from first principles. While end-to-end speech-to-speech models may ultimately provide the best latency for voice agents, fully self-hosted end-to-end…

Any-to-any voice conversion aims to transform source speech into a target voice with just a few examples of the target speaker as a reference. Recent methods produce convincing conversions, but at the cost of increased complexity -- making…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-31 Matthew Baas , Benjamin van Niekerk , Herman Kamper

Large Language Models (LLMs) are one of the most promising technologies for the next era of speech generation systems, due to their scalability and in-context learning capabilities. Nevertheless, they suffer from multiple stability issues…