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相关论文: Advancing Multi-Party Dialogue Framework with Spea…

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Given one reference facial image and a piece of speech as input, talking head generation aims to synthesize a realistic-looking talking head video. However, generating a lip-synchronized video with natural head movements is challenging. The…

多媒体 · 计算机科学 2023-02-28 Jianrong Wang , Yaxin Zhao , Li Liu , Hongkai Fan , Tianyi Xu , Qi Li , Sen Li

Large language models (LLMs) are becoming increasingly important for machine learning applications. However, it can be challenging to align LLMs with our intent, particularly when we want to generate content that is preferable over others…

计算与语言 · 计算机科学 2024-04-09 Xiang Gao , Kamalika Das

Inspired by the curvature of space-time (Einstein, 1921), we introduce Curved Contrastive Learning (CCL), a novel representation learning technique for learning the relative turn distance between utterance pairs in multi-turn dialogues. The…

计算与语言 · 计算机科学 2023-06-28 Justus-Jonas Erker , Stefan Schaffer , Gerasimos Spanakis

Neural conversation models are known to generate appropriate but non-informative responses in general. A scenario where informativeness can be significantly enhanced is Conversing by Reading (CbR), where conversations take place with…

计算与语言 · 计算机科学 2020-05-14 Zhiliang Tian , Wei Bi , Dongkyu Lee , Lanqing Xue , Yiping Song , Xiaojiang Liu , Nevin L. Zhang

Speech models may be affected by performance imbalance in different population subgroups, raising concerns about fair treatment across these groups. Prior attempts to mitigate unfairness either focus on user-defined subgroups, potentially…

计算与语言 · 计算机科学 2024-09-17 Alkis Koudounas , Flavio Giobergia , Eliana Pastor , Elena Baralis

Knowledge-grounded dialogue generation aims to mitigate the issue of text degeneration by incorporating external knowledge to supplement the context. However, the model often fails to internalize this information into responses in a…

计算与语言 · 计算机科学 2023-10-18 Chenxu Yang , Zheng Lin , Lanrui Wang , Chong Tian , Liang Pang , Jiangnan Li , Qirong Ho , Yanan Cao , Weiping Wang

Contrastive learning has become pivotal in unsupervised representation learning, with frameworks like Momentum Contrast (MoCo) effectively utilizing large negative sample sets to extract discriminative features. However, traditional…

机器学习 · 计算机科学 2025-01-29 Duy Hoang , Huy Ngo , Khoi Pham , Tri Nguyen , Gia Bao , Huy Phan

Creating artificial social intelligence - algorithms that can understand the nuances of multi-person interactions - is an exciting and emerging challenge in processing facial expressions and gestures from multimodal videos. Recent…

机器学习 · 计算机科学 2022-10-28 Alex Wilf , Martin Q. Ma , Paul Pu Liang , Amir Zadeh , Louis-Philippe Morency

Multi-party multi-turn dialogue comprehension brings unprecedented challenges on handling the complicated scenarios from multiple speakers and criss-crossed discourse relationship among speaker-aware utterances. Most existing methods deal…

计算与语言 · 计算机科学 2021-09-10 Xinbei Ma , Zhuosheng Zhang , Hai Zhao

Retrieval-augmented generation (RAG) has emerged as a critical mechanism in contemporary NLP to support Large Language Models(LLMs) in systematically accessing richer factual context. However, the integration of RAG mechanisms brings its…

计算与语言 · 计算机科学 2025-06-11 Leonardo Ranaldi , Marco Valentino , Andrè Freitas

Factorizing speech as disentangled speech representations is vital to achieve highly controllable style transfer in voice conversion (VC). Conventional speech representation learning methods in VC only factorize speech as speaker and…

音频与语音处理 · 电气工程与系统科学 2021-12-06 Jie Wang , Jingbei Li , Xintao Zhao , Zhiyong Wu , Shiyin Kang , Helen Meng

Multi-view representation learning has developed rapidly over the past decades and has been applied in many fields. However, most previous works assumed that each view is complete and aligned. This leads to an inevitable deterioration in…

计算机视觉与模式识别 · 计算机科学 2022-11-10 Yiming Wang , Dongxia Chang , Zhiqiang Fu , Jie Wen , Yao Zhao

Modern Review Helpfulness Prediction systems are dependent upon multiple modalities, typically texts and images. Unfortunately, those contemporary approaches pay scarce attention to polish representations of cross-modal relations and tend…

计算与语言 · 计算机科学 2026-05-13 Thong Nguyen , Xiaobao Wu , Anh-Tuan Luu , Cong-Duy Nguyen , Zhen Hai , Lidong Bing

Reward modeling is essential for aligning Large Language Models(LLMs) with human preferences, yet conventional reward models suffer from poor interpretability and heavy reliance on costly expert annotations. While recent rubric-based…

人工智能 · 计算机科学 2026-03-10 Dengcan Liu , Fengkai Yang , Xiaohan Wang , Shurui Yan , Jiajun Chai , Jiahao Li , Yikun Ban , Zhendong Mao , Wei Lin , Guojun Yin

Generating relevant responses in a dialog is challenging, and requires not only proper modeling of context in the conversation but also being able to generate fluent sentences during inference. In this paper, we propose a two-step framework…

计算与语言 · 计算机科学 2020-11-04 Kashif Khan , Gaurav Sahu , Vikash Balasubramanian , Lili Mou , Olga Vechtomova

Recent advances in video-audio (V-A) understanding and generation have increasingly relied on joint V-A embeddings, which serve as the foundation for tasks such as cross-modal retrieval and generation. While prior methods like CAVP…

计算机视觉与模式识别 · 计算机科学 2026-01-28 Shentong Mo , Zehua Chen , Jun Zhu

Contrastive learning is a well-established paradigm in representation learning. The standard framework of contrastive learning minimizes the distance between "similar" instances and maximizes the distance between dissimilar ones in the…

机器学习 · 计算机科学 2025-02-06 Naghmeh Ghanooni , Barbod Pajoum , Harshit Rawal , Sophie Fellenz , Vo Nguyen Le Duy , Marius Kloft

While multi-party conversations are often less structured than monologues and documents, they are implicitly organized by semantic level correlations across the interactive turns, and dialogue discourse analysis can be applied to predict…

计算与语言 · 计算机科学 2021-10-12 Zhengyuan Liu , Nancy F. Chen

Visual Dialog aims to answer multi-round, interactive questions based on the dialog history and image content. Existing methods either consider answer ranking and generating individually or only weakly capture the relation across the two…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Cheng Chen , Yudong Zhu , Zhenshan Tan , Qingrong Cheng , Xin Jiang , Qun Liu , Xiaodong Gu

Current state-of-the-art neural dialogue systems are mainly data-driven and are trained on human-generated responses. However, due to the subjectivity and open-ended nature of human conversations, the complexity of training dialogues varies…

计算与语言 · 计算机科学 2020-03-17 Hengyi Cai , Hongshen Chen , Cheng Zhang , Yonghao Song , Xiaofang Zhao , Yangxi Li , Dongsheng Duan , Dawei Yin