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Chao-Hong Tan

10 accepted papers

2026

DrVoice: Parallel Speech-Text Voice Conversation Model via Dual-Resolution Speech Representations

ICLR 2026poster

Recent studies on end-to-end (E2E) speech generation with large language models (LLMs) have attracted significant community attention, with multiple works extending text-based LLMs to generate discrete speech tokens. Existing E2E approaches primarily fall into two categories: (1) Methods that genera…

Cited by 0SourceScholar
2025

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

ACL 2025long

Full-duplex spoken dialogue systems significantly surpass traditional turn-based dialogue systems, as they allow simultaneous bidirectional communication, closely mirroring human-human interactions. However, achieving low latency and natural interactions in full-duplex dialogue systems remains a sig…

2023

MADNet: Maximizing Addressee Deduction Expectation for Multi-Party Conversation Generation

EMNLP 2023long main

Modeling multi-party conversations (MPCs) with graph neural networks has been proven effective at capturing complicated and graphical information flows. However, existing methods rely heavily on the necessary addressee labels and can only be applied to an ideal setting where each utterance must be ta…

Cited by 0SourcecodeScholar
2022

HeterMPC: A Heterogeneous Graph Neural Network for Response Generation in Multi-Party Conversations

ACL 2022long

Recently, various response generation models for two-party conversations have achieved impressive improvements, but less effort has been paid to multi-party conversations (MPCs) which are more practical and complicated. Compared with a two-party conversation where a dialogue context is a sequence of…

2022

Neural Grapheme-To-Phoneme Conversion with Pre-Trained Grapheme Models

ICASSP 2022accepted

Neural network models have achieved state-of-the-art performance on grapheme-to-phoneme (G2P) conversion. However, their performance relies on large-scale pronunciation dictionaries, which may not be available for a lot of languages. Inspired by the success of the pre-trained language model BERT, th…

Cited by 15SourceScholar
2022

PoNet: Pooling Network for Efficient Token Mixing in Long Sequences

ICLR 2022poster

Transformer-based models have achieved great success in various NLP, vision, and speech tasks. However, the core of Transformer, the self-attention mechanism, has a quadratic time and memory complexity with respect to the sequence length, which hinders applications of Transformer-based models to lon…

2022

TegTok: Augmenting Text Generation via Task-specific and Open-world Knowledge

ACL 2022findings

Generating natural and informative texts has been a long-standing problem in NLP. Much effort has been dedicated into incorporating pre-trained language models (PLMs) with various open-world knowledge, such as knowledge graphs or wiki pages. However, their ability to access and manipulate the task-s…