Search Results for author: Yangyang Shi

Found 40 papers, 6 papers with code

FADI-AEC: Fast Score Based Diffusion Model Guided by Far-end Signal for Acoustic Echo Cancellation

no code implementations8 Jan 2024 Yang Liu, Li Wan, Yun Li, Yiteng Huang, Ming Sun, James Luan, Yangyang Shi, Xin Lei

Despite the potential of diffusion models in speech enhancement, their deployment in Acoustic Echo Cancellation (AEC) has been restricted.

Acoustic echo cancellation Speech Enhancement

In-Context Prompt Editing For Conditional Audio Generation

no code implementations1 Nov 2023 Ernie Chang, Pin-Jie Lin, Yang Li, Sidd Srinivasan, Gael Le Lan, David Kant, Yangyang Shi, Forrest Iandola, Vikas Chandra

We show that the framework enhanced the audio quality across the set of collected user prompts, which were edited with reference to the training captions as exemplars.

Audio Generation Retrieval

On The Open Prompt Challenge In Conditional Audio Generation

no code implementations1 Nov 2023 Ernie Chang, Sidd Srinivasan, Mahi Luthra, Pin-Jie Lin, Varun Nagaraja, Forrest Iandola, Zechun Liu, Zhaoheng Ni, Changsheng Zhao, Yangyang Shi, Vikas Chandra

Text-to-audio generation (TTA) produces audio from a text description, learning from pairs of audio samples and hand-annotated text.

Audio Generation

Exploring Speech Enhancement for Low-resource Speech Synthesis

no code implementations19 Sep 2023 Zhaoheng Ni, Sravya Popuri, Ning Dong, Kohei Saijo, Xiaohui Zhang, Gael Le Lan, Yangyang Shi, Vikas Chandra, Changhan Wang

High-quality and intelligible speech is essential to text-to-speech (TTS) model training, however, obtaining high-quality data for low-resource languages is challenging and expensive.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +3

FoleyGen: Visually-Guided Audio Generation

no code implementations19 Sep 2023 Xinhao Mei, Varun Nagaraja, Gael Le Lan, Zhaoheng Ni, Ernie Chang, Yangyang Shi, Vikas Chandra

A prevalent problem in V2A generation is the misalignment of generated audio with the visible actions in the video.

Audio Generation Language Modelling

Enhance audio generation controllability through representation similarity regularization

no code implementations15 Sep 2023 Yangyang Shi, Gael Le Lan, Varun Nagaraja, Zhaoheng Ni, Xinhao Mei, Ernie Chang, Forrest Iandola, Yang Liu, Vikas Chandra

This paper presents an innovative approach to enhance control over audio generation by emphasizing the alignment between audio and text representations during model training.

Audio Generation Language Modelling +2

Stack-and-Delay: a new codebook pattern for music generation

no code implementations15 Sep 2023 Gael Le Lan, Varun Nagaraja, Ernie Chang, David Kant, Zhaoheng Ni, Yangyang Shi, Forrest Iandola, Vikas Chandra

In language modeling based music generation, a generated waveform is represented by a sequence of hierarchical token stacks that can be decoded either in an auto-regressive manner or in parallel, depending on the codebook patterns.

Language Modelling Music Generation

Folding Attention: Memory and Power Optimization for On-Device Transformer-based Streaming Speech Recognition

no code implementations14 Sep 2023 Yang Li, Liangzhen Lai, Yuan Shangguan, Forrest N. Iandola, Zhaoheng Ni, Ernie Chang, Yangyang Shi, Vikas Chandra

Instead, the bottleneck lies in the linear projection layers of multi-head attention and feedforward networks, constituting a substantial portion of the model size and contributing significantly to computation, memory, and power usage.

speech-recognition Speech Recognition

DISGO: Automatic End-to-End Evaluation for Scene Text OCR

no code implementations25 Aug 2023 Mei-Yuh Hwang, Yangyang Shi, Ankit Ramchandani, Guan Pang, Praveen Krishnan, Lucas Kabela, Frank Seide, Samyak Datta, Jun Liu

This paper discusses the challenges of optical character recognition (OCR) on natural scenes, which is harder than OCR on documents due to the wild content and various image backgrounds.

Machine Translation Optical Character Recognition +2

Revisiting Sample Size Determination in Natural Language Understanding

1 code implementation1 Jul 2023 Ernie Chang, Muhammad Hassan Rashid, Pin-Jie Lin, Changsheng Zhao, Vera Demberg, Yangyang Shi, Vikas Chandra

Knowing exactly how many data points need to be labeled to achieve a certain model performance is a hugely beneficial step towards reducing the overall budgets for annotation.

Active Learning Natural Language Understanding

Binary and Ternary Natural Language Generation

1 code implementation2 Jun 2023 Zechun Liu, Barlas Oguz, Aasish Pappu, Yangyang Shi, Raghuraman Krishnamoorthi

For machine translation, we achieved BLEU scores of 21. 7 and 17. 6 on the WMT16 En-Ro benchmark, compared with a full precision mBART model score of 26. 8.

Machine Translation Quantization +2

LLM-QAT: Data-Free Quantization Aware Training for Large Language Models

no code implementations29 May 2023 Zechun Liu, Barlas Oguz, Changsheng Zhao, Ernie Chang, Pierre Stock, Yashar Mehdad, Yangyang Shi, Raghuraman Krishnamoorthi, Vikas Chandra

Several post-training quantization methods have been applied to large language models (LLMs), and have been shown to perform well down to 8-bits.

Data Free Quantization

Multi-Head State Space Model for Speech Recognition

no code implementations21 May 2023 Yassir Fathullah, Chunyang Wu, Yuan Shangguan, Junteng Jia, Wenhan Xiong, Jay Mahadeokar, Chunxi Liu, Yangyang Shi, Ozlem Kalinli, Mike Seltzer, Mark J. F. Gales

State space models (SSMs) have recently shown promising results on small-scale sequence and language modelling tasks, rivalling and outperforming many attention-based approaches.

Language Modelling speech-recognition +1

Improving Fast-slow Encoder based Transducer with Streaming Deliberation

no code implementations15 Dec 2022 Ke Li, Jay Mahadeokar, Jinxi Guo, Yangyang Shi, Gil Keren, Ozlem Kalinli, Michael L. Seltzer, Duc Le

Experiments on Librispeech and in-house data show relative WER reductions (WERRs) from 3% to 5% with a slight increase in model size and negligible extra token emission latency compared with fast-slow encoder based transducer.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

Biased Self-supervised learning for ASR

no code implementations4 Nov 2022 Florian L. Kreyssig, Yangyang Shi, Jinxi Guo, Leda Sari, Abdelrahman Mohamed, Philip C. Woodland

Furthermore, this paper proposes a variant of MPPT that allows low-footprint streaming models to be trained effectively by computing the MPPT loss on masked and unmasked frames.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

SCA: Streaming Cross-attention Alignment for Echo Cancellation

no code implementations1 Nov 2022 Yang Liu, Yangyang Shi, Yun Li, Kaustubh Kalgaonkar, Sriram Srinivasan, Xin Lei

End-to-End deep learning has shown promising results for speech enhancement tasks, such as noise suppression, dereverberation, and speech separation.

Speech Enhancement Speech Separation

Learning a Dual-Mode Speech Recognition Model via Self-Pruning

no code implementations25 Jul 2022 Chunxi Liu, Yuan Shangguan, Haichuan Yang, Yangyang Shi, Raghuraman Krishnamoorthi, Ozlem Kalinli

There is growing interest in unifying the streaming and full-context automatic speech recognition (ASR) networks into a single end-to-end ASR model to simplify the model training and deployment for both use cases.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

Transferring Voice Knowledge for Acoustic Event Detection: An Empirical Study

no code implementations7 Oct 2021 Dawei Liang, Yangyang Shi, Yun Wang, Nayan Singhal, Alex Xiao, Jonathan Shaw, Edison Thomaz, Ozlem Kalinli, Mike Seltzer

Detection of common events and scenes from audio is useful for extracting and understanding human contexts in daily life.

Event Detection

Collaborative Training of Acoustic Encoders for Speech Recognition

no code implementations16 Jun 2021 Varun Nagaraja, Yangyang Shi, Ganesh Venkatesh, Ozlem Kalinli, Michael L. Seltzer, Vikas Chandra

On-device speech recognition requires training models of different sizes for deploying on devices with various computational budgets.

speech-recognition Speech Recognition

Dissecting User-Perceived Latency of On-Device E2E Speech Recognition

no code implementations6 Apr 2021 Yuan Shangguan, Rohit Prabhavalkar, Hang Su, Jay Mahadeokar, Yangyang Shi, Jiatong Zhou, Chunyang Wu, Duc Le, Ozlem Kalinli, Christian Fuegen, Michael L. Seltzer

As speech-enabled devices such as smartphones and smart speakers become increasingly ubiquitous, there is growing interest in building automatic speech recognition (ASR) systems that can run directly on-device; end-to-end (E2E) speech recognition models such as recurrent neural network transducers and their variants have recently emerged as prime candidates for this task.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

Dynamic Encoder Transducer: A Flexible Solution For Trading Off Accuracy For Latency

no code implementations5 Apr 2021 Yangyang Shi, Varun Nagaraja, Chunyang Wu, Jay Mahadeokar, Duc Le, Rohit Prabhavalkar, Alex Xiao, Ching-Feng Yeh, Julian Chan, Christian Fuegen, Ozlem Kalinli, Michael L. Seltzer

DET gets similar accuracy as a baseline model with better latency on a large in-house data set by assigning a lightweight encoder for the beginning part of one utterance and a full-size encoder for the rest.

speech-recognition Speech Recognition

Streaming Attention-Based Models with Augmented Memory for End-to-End Speech Recognition

no code implementations3 Nov 2020 Ching-Feng Yeh, Yongqiang Wang, Yangyang Shi, Chunyang Wu, Frank Zhang, Julian Chan, Michael L. Seltzer

Attention-based models have been gaining popularity recently for their strong performance demonstrated in fields such as machine translation and automatic speech recognition.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +3

Weak-Attention Suppression For Transformer Based Speech Recognition

no code implementations18 May 2020 Yangyang Shi, Yongqiang Wang, Chunyang Wu, Christian Fuegen, Frank Zhang, Duc Le, Ching-Feng Yeh, Michael L. Seltzer

Transformers, originally proposed for natural language processing (NLP) tasks, have recently achieved great success in automatic speech recognition (ASR).

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

Knowledge Distillation For Recurrent Neural Network Language Modeling With Trust Regularization

no code implementations8 Apr 2019 Yangyang Shi, Mei-Yuh Hwang, Xin Lei, Haoyu Sheng

Using knowledge distillation with trust regularization, we reduce the parameter size to a third of that of the previously published best model while maintaining the state-of-the-art perplexity result on Penn Treebank data.

Knowledge Distillation Language Modelling +2

End-To-End Speech Recognition Using A High Rank LSTM-CTC Based Model

1 code implementation12 Mar 2019 Yangyang Shi, Mei-Yuh Hwang, Xin Lei

In this paper, we propose to use a high rank projection layer to replace the projection matrix.

Data Augmentation speech-recognition +1

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