Search Results for author: Siqi Zheng

Found 40 papers, 22 papers with code

OmniFlatten: An End-to-end GPT Model for Seamless Voice Conversation

1 code implementation23 Oct 2024 Qinglin Zhang, Luyao Cheng, Chong Deng, Qian Chen, Wen Wang, Siqi Zheng, Jiaqing Liu, Hai Yu, Chaohong Tan

However, achieving low latency and natural interactions in full-duplex dialogue systems remains a significant challenge, especially considering human conversation dynamics such as interruptions, backchannels, and overlapping speech.

Large Language Model Spoken Dialogue Systems

MuVi: Video-to-Music Generation with Semantic Alignment and Rhythmic Synchronization

no code implementations16 Oct 2024 RuiQi Li, Siqi Zheng, Xize Cheng, Ziang Zhang, Shengpeng Ji, Zhou Zhao

Generating music that aligns with the visual content of a video has been a challenging task, as it requires a deep understanding of visual semantics and involves generating music whose melody, rhythm, and dynamics harmonize with the visual narratives.

In-Context Learning Music Generation

WavTokenizer: an Efficient Acoustic Discrete Codec Tokenizer for Audio Language Modeling

1 code implementation29 Aug 2024 Shengpeng Ji, Ziyue Jiang, Yifu Chen, Minghui Fang, Jialong Zuo, Qian Yang, Xize Cheng, Zehan Wang, RuiQi Li, Ziang Zhang, Xiaoda Yang, Rongjie Huang, Yidi Jiang, Qian Chen, Siqi Zheng, Wen Wang, Zhou Zhao

Despite the reduced number of tokens, WavTokenizer achieves state-of-the-art reconstruction quality with outstanding UTMOS scores and inherently contains richer semantic information.

Language Modelling

CosyVoice: A Scalable Multilingual Zero-shot Text-to-speech Synthesizer based on Supervised Semantic Tokens

no code implementations7 Jul 2024 Zhihao Du, Qian Chen, Shiliang Zhang, Kai Hu, Heng Lu, Yexin Yang, Hangrui Hu, Siqi Zheng, Yue Gu, Ziyang Ma, Zhifu Gao, Zhijie Yan

Based on the tokens, we further propose a scalable zero-shot TTS synthesizer, CosyVoice, which consists of an LLM for text-to-token generation and a conditional flow matching model for token-to-speech synthesis.

Language Modelling Large Language Model +6

Self-Distillation Prototypes Network: Learning Robust Speaker Representations without Supervision

2 code implementations17 Jun 2024 Yafeng Chen, Siqi Zheng, Hui Wang, Luyao Cheng, Qian Chen, Shiliang Zhang, Wen Wang

SDPN assigns the representation of the augmented views of an utterance to the same prototypes as the representation of the original view, thereby enabling effective knowledge transfer between the views.

Diversity Representation Learning +2

Skip-Layer Attention: Bridging Abstract and Detailed Dependencies in Transformers

no code implementations17 Jun 2024 Qian Chen, Wen Wang, Qinglin Zhang, Siqi Zheng, Shiliang Zhang, Chong Deng, Hai Yu, Jiaqing Liu, Yukun Ma, Chong Zhang

The Transformer architecture has significantly advanced deep learning, particularly in natural language processing, by effectively managing long-range dependencies.

Diversity Language Modelling

ControlSpeech: Towards Simultaneous Zero-shot Speaker Cloning and Zero-shot Language Style Control With Decoupled Codec

1 code implementation3 Jun 2024 Shengpeng Ji, Jialong Zuo, Wen Wang, Minghui Fang, Siqi Zheng, Qian Chen, Ziyue Jiang, Hai Huang, Zehan Wang, Xize Cheng, Zhou Zhao

In this paper, we present ControlSpeech, a text-to-speech (TTS) system capable of fully cloning the speaker's voice and enabling arbitrary control and adjustment of speaking style, merely based on a few seconds of audio prompt and a simple textual style description prompt.

Speech Synthesis Text to Speech

AudioLCM: Text-to-Audio Generation with Latent Consistency Models

2 code implementations1 Jun 2024 Huadai Liu, Rongjie Huang, Yang Liu, Hengyuan Cao, Jialei Wang, Xize Cheng, Siqi Zheng, Zhou Zhao

To overcome the convergence issue inherent in LDMs with reduced sample iterations, we propose the Guided Latent Consistency Distillation with a multi-step Ordinary Differential Equation (ODE) solver.

Audio Generation Audio Synthesis

An Embarrassingly Simple Approach for LLM with Strong ASR Capacity

1 code implementation13 Feb 2024 Ziyang Ma, Guanrou Yang, Yifan Yang, Zhifu Gao, JiaMing Wang, Zhihao Du, Fan Yu, Qian Chen, Siqi Zheng, Shiliang Zhang, Xie Chen

We found that delicate designs are not necessary, while an embarrassingly simple composition of off-the-shelf speech encoder, LLM, and the only trainable linear projector is competent for the ASR task.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

Loss Masking Is Not Needed in Decoder-only Transformer for Discrete-token-based ASR

1 code implementation8 Nov 2023 Qian Chen, Wen Wang, Qinglin Zhang, Siqi Zheng, Shiliang Zhang, Chong Deng, Yukun Ma, Hai Yu, Jiaqing Liu, Chong Zhang

We find that applying the conventional cross-entropy loss on input speech tokens does not consistently improve the ASR performance over the Loss Masking approach.

Decoder

LauraGPT: Listen, Attend, Understand, and Regenerate Audio with GPT

2 code implementations7 Oct 2023 Zhihao Du, JiaMing Wang, Qian Chen, Yunfei Chu, Zhifu Gao, Zerui Li, Kai Hu, Xiaohuan Zhou, Jin Xu, Ziyang Ma, Wen Wang, Siqi Zheng, Chang Zhou, Zhijie Yan, Shiliang Zhang

Previous mainstream audio-and-text LLMs use discrete audio tokens to represent both input and output audio; however, they suffer from performance degradation on tasks such as automatic speech recognition, speech-to-text translation, and speech enhancement over models using continuous speech features.

Audio captioning Automatic Speech Recognition +13

FunCodec: A Fundamental, Reproducible and Integrable Open-source Toolkit for Neural Speech Codec

1 code implementation14 Sep 2023 Zhihao Du, Shiliang Zhang, Kai Hu, Siqi Zheng

We also demonstrate that the pre-trained models are suitable for downstream tasks, including automatic speech recognition and personalized text-to-speech synthesis.

Automatic Speech Recognition speech-recognition +4

Improving BERT with Hybrid Pooling Network and Drop Mask

no code implementations14 Jul 2023 Qian Chen, Wen Wang, Qinglin Zhang, Chong Deng, Ma Yukun, Siqi Zheng

Transformer-based pre-trained language models, such as BERT, achieve great success in various natural language understanding tasks.

Language Modelling Masked Language Modeling +2

Exploring Speaker-Related Information in Spoken Language Understanding for Better Speaker Diarization

no code implementations22 May 2023 Luyao Cheng, Siqi Zheng, Zhang Qinglin, Hui Wang, Yafeng Chen, Qian Chen

In this paper, we propose methods to extract speaker-related information from semantic content in multi-party meetings, which, as we will show, can further benefit speaker diarization.

speaker-diarization Speaker Diarization +1

An Enhanced Res2Net with Local and Global Feature Fusion for Speaker Verification

2 code implementations22 May 2023 Yafeng Chen, Siqi Zheng, Hui Wang, Luyao Cheng, Qian Chen, Jiajun Qi

This paper proposes a novel architecture called Enhanced Res2Net (ERes2Net), which incorporates both local and global feature fusion techniques to improve the performance.

Speaker Verification

Ditto: A Simple and Efficient Approach to Improve Sentence Embeddings

1 code implementation18 May 2023 Qian Chen, Wen Wang, Qinglin Zhang, Siqi Zheng, Chong Deng, Hai Yu, Jiaqing Liu, Yukun Ma, Chong Zhang

Prior studies diagnose the anisotropy problem in sentence representations from pre-trained language models, e. g., BERT, without fine-tuning.

Language Modelling Semantic Textual Similarity +4

DopplerBAS: Binaural Audio Synthesis Addressing Doppler Effect

no code implementations14 Dec 2022 Jinglin Liu, Zhenhui Ye, Qian Chen, Siqi Zheng, Wen Wang, Qinglin Zhang, Zhou Zhao

Recently, binaural audio synthesis (BAS) has emerged as a promising research field for its applications in augmented and virtual realities.

Audio Synthesis

Contextual Expressive Text-to-Speech

no code implementations26 Nov 2022 Jianhong Tu, Zeyu Cui, Xiaohuan Zhou, Siqi Zheng, Kai Hu, Ju Fan, Chang Zhou

To achieve this task, we construct a synthetic dataset and develop an effective framework.

Speech Synthesis Text to Speech

Pushing the limits of self-supervised speaker verification using regularized distillation framework

1 code implementation8 Nov 2022 Yafeng Chen, Siqi Zheng, Hui Wang, Luyao Cheng, Qian Chen

A range of experiments conducted on the VoxCeleb datasets demonstrate the superiority of the regularized DINO framework in speaker verification.

Data Augmentation Diversity +2

Deep Representation Decomposition for Rate-Invariant Speaker Verification

no code implementations28 May 2022 Fuchuan Tong, Siqi Zheng, Haodong Zhou, Xingjia Xie, Qingyang Hong, Lin Li

While promising performance for speaker verification has been achieved by deep speaker embeddings, the advantage would reduce in the case of speaking-style variability.

Speaker Verification

Speaker Embedding-aware Neural Diarization: an Efficient Framework for Overlapping Speech Diarization in Meeting Scenarios

1 code implementation18 Mar 2022 Zhihao Du, Shiliang Zhang, Siqi Zheng, Zhijie Yan

Through this formulation, we propose the speaker embedding-aware neural diarization (SEND) framework, where a speech encoder, a speaker encoder, two similarity scorers, and a post-processing network are jointly optimized to predict the encoded labels according to the similarities between speech features and speaker embeddings.

Action Detection Activity Detection +2

Speaker Embedding-aware Neural Diarization for Flexible Number of Speakers with Textual Information

2 code implementations28 Nov 2021 Zhihao Du, Shiliang Zhang, Siqi Zheng, Weilong Huang, Ming Lei

In this paper, we reformulate this task as a single-label prediction problem by encoding the multi-speaker labels with power set.

Action Detection Activity Detection +2

BeamTransformer: Microphone Array-based Overlapping Speech Detection

no code implementations9 Sep 2021 Siqi Zheng, Shiliang Zhang, Weilong Huang, Qian Chen, Hongbin Suo, Ming Lei, Jinwei Feng, Zhijie Yan

We propose BeamTransformer, an efficient architecture to leverage beamformer's edge in spatial filtering and transformer's capability in context sequence modeling.

A Real-time Speaker Diarization System Based on Spatial Spectrum

no code implementations20 Jul 2021 Siqi Zheng, Weilong Huang, Xianliang Wang, Hongbin Suo, Jinwei Feng, Zhijie Yan

In this paper we describe a speaker diarization system that enables localization and identification of all speakers present in a conversation or meeting.

speaker-diarization Speaker Diarization +1

Estimating air quality co-benefits of energy transition using machine learning

no code implementations29 May 2021 Da Zhang, Qingyi Wang, Shaojie Song, Simiao Chen, MingWei Li, Lu Shen, Siqi Zheng, Bofeng Cai, Shenhao Wang

Applications of the framework with Chinese data reveal highly heterogeneous health benefits of reducing fossil fuel use in different sectors and regions in China with a mean of \$34/tCO2 and a standard deviation of \$84/tCO2.

BIG-bench Machine Learning

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