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Existing 3D visual grounding methods rely on precise text prompts to locate objects within 3D scenes. Speech, as a natural and intuitive modality, offers a promising alternative. Real-world speech inputs, however, often suffer from…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Yu Qi , Lipeng Gu , Honghua Chen , Liangliang Nan , Mingqiang Wei

Building a single universal speech enhancement (SE) system that can handle arbitrary input is a demanded but underexplored research topic. Towards this ultimate goal, one direction is to build a single model that handles diverse audio…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-19 Wangyou Zhang , Jee-weon Jung , Shinji Watanabe , Yanmin Qian

This paper delves into the challenging task of Active Speaker Detection (ASD), where the system needs to determine in real-time whether a person is speaking or not in a series of video frames. While previous works have made significant…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Arnav Kundu , Yanzi Jin , Mohammad Sekhavat , Max Horton , Danny Tormoen , Devang Naik

In Task-Oriented Dialogue (TOD) systems, correctly updating the system's understanding of the user's requests (\textit{a.k.a} dialogue state tracking) is key to a smooth interaction. Traditionally, TOD systems perform this update in three…

Computation and Language · Computer Science 2024-07-02 Lucas Druart , Valentin Vielzeuf , Yannick Estève

Continual learning is one of the key components of human learning and a necessary requirement of artificial intelligence. As dialogue can potentially span infinitely many topics and tasks, a task-oriented dialogue system must have the…

Computation and Language · Computer Science 2022-10-11 Christian Geishauser , Carel van Niekerk , Nurul Lubis , Michael Heck , Hsien-Chin Lin , Shutong Feng , Milica Gašić

Full-duplex (FD) systems have the capability to transmit and receive at the same time in the same frequency band. FD systems can reduce congestion and latency and improve coverage and spectral efficiency. As a relay, they can increase range…

Signal Processing · Electrical Eng. & Systems 2021-10-26 Elyes Balti , Brian L. Evans

Recent works on end-to-end trainable neural network based approaches have demonstrated state-of-the-art results on dialogue state tracking. The best performing approaches estimate a probability distribution over all possible slot values.…

Computation and Language · Computer Science 2019-07-02 Rahul Goel , Shachi Paul , Dilek Hakkani-Tür

Natural human conversation is full-duplex and audio-visual: people simultaneously speak and listen while continuously interpreting and producing nonverbal cues, such as nods, smiles, and gestures. To support successful human-agent…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Amrita Mazumdar , Seonwook Park , Rajarshi Roy , Nikhil Srihari , Shengze Wang , Yuhao Zhou , Julia Wang , Koki Nagano , Shalini De Mello

An intelligent dialogue system in a multi-turn setting should not only generate the responses which are of good quality, but it should also generate the responses which can lead to long-term success of the dialogue. Although, the current…

Computation and Language · Computer Science 2023-01-12 Anant Khandelwal

Building user trust in dialogue agents requires smooth and consistent dialogue exchanges. However, agents can easily lose conversational context and generate irrelevant utterances. These situations are called dialogue breakdown, where agent…

Computation and Language · Computer Science 2023-01-23 Nathan Ng , Marzyeh Ghassemi , Narendran Thangarajan , Jiacheng Pan , Qi Guo

Ensuring safe, comfortable, and efficient planning is crucial for autonomous driving systems. While end-to-end models trained on large datasets perform well in standard driving scenarios, they struggle with complex low-frequency events.…

Speech enhancement methods based on deep learning have surpassed traditional methods. While many of these new approaches are operating on the wideband (16kHz) sample rate, a new fullband (48kHz) speech enhancement system is proposed in this…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-31 Xu Zhang , Lianwu Chen , Xiguang Zheng , Xinlei Ren , Chen Zhang , Liang Guo , Bing Yu

Generating spoken dialogue is inherently more complex than monologue text-to-speech (TTS), as it demands both realistic turn-taking and the maintenance of distinct speaker timbres. While existing autoregressive (AR) models have made…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-15 Han Zhu , Wei Kang , Liyong Guo , Zengwei Yao , Fangjun Kuang , Weiji Zhuang , Zhaoqing Li , Zhifeng Han , Dong Zhang , Xin Zhang , Xingchen Song , Lingxuan Ye , Long Lin , Daniel Povey

Although there have been remarkable advances in dialogue systems through the dialogue systems technology competition (DSTC), it remains one of the key challenges to building a robust task-oriented dialogue system with a speech interface.…

Computation and Language · Computer Science 2024-01-10 Jaeseok Yoon , Seunghyun Hwang , Ran Han , Jeonguk Bang , Kee-Eung Kim

Dialogue systems are a popular natural language processing (NLP) task as it is promising in real-life applications. It is also a complicated task since many NLP tasks deserving study are involved. As a result, a multitude of novel works on…

Computation and Language · Computer Science 2022-03-31 Jinjie Ni , Tom Young , Vlad Pandelea , Fuzhao Xue , Erik Cambria

Goal-oriented dialogue systems typically rely on components specifically developed for a single task or domain. This limits such systems in two different ways: If there is an update in the task domain, the dialogue system usually needs to…

Artificial Intelligence · Computer Science 2018-12-03 Rahul Goel , Shachi Paul , Tagyoung Chung , Jeremie Lecomte , Arindam Mandal , Dilek Hakkani-Tur

We propose a novel preference alignment framework for improving spoken dialogue models on real-time conversations from user interactions. Current preference learning methods primarily focus on text-based language models, and are not…

Computation and Language · Computer Science 2025-06-27 Anne Wu , Laurent Mazaré , Neil Zeghidour , Alexandre Défossez

This research presents a novel framework integrating Flexible-Duplex (FlexD) and Integrated Sensing and Communications (ISAC) technologies to address the challenges of spectrum efficiency and resource optimization in next-generation…

Signal Processing · Electrical Eng. & Systems 2025-04-08 Tharaka Perera , Saman Atapattu , Chathuranga Weeraddana , Jamie Evans

Speech separation seeks to isolate individual speech signals from a multi-talk speech mixture. Despite much progress, a system well-trained on synthetic data often experiences performance degradation on out-of-domain data, such as…

Sound · Computer Science 2025-03-18 Wupeng Wang , Zexu Pan , Jingru Lin , Shuai Wang , Haizhou Li

Full-stream text-to-speech (TTS) for interactive systems must start speaking with minimal delay while remaining controllable as text arrives incrementally. We present VoXtream2, a zero-shot full-stream TTS model with dynamic speaking-rate…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-17 Nikita Torgashov , Gustav Eje Henter , Gabriel Skantze