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When humans converse, what a speaker will say next significantly depends on what he sees. Unfortunately, existing dialogue models generate dialogue utterances only based on preceding textual contexts, and visual contexts are rarely…

计算与语言 · 计算机科学 2021-06-01 Yuxian Meng , Shuhe Wang , Qinghong Han , Xiaofei Sun , Fei Wu , Rui Yan , Jiwei Li

Preference modeling techniques, such as direct preference optimization (DPO), has shown effective in enhancing the generalization abilities of large language model (LLM). However, in tasks involving video instruction-following, providing…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Ruohong Zhang , Liangke Gui , Zhiqing Sun , Yihao Feng , Keyang Xu , Yuanhan Zhang , Di Fu , Chunyuan Li , Alexander Hauptmann , Yonatan Bisk , Yiming Yang

Recently, research on open domain dialogue systems have attracted extensive interests of academic and industrial researchers. The goal of an open domain dialogue system is to imitate humans in conversations. Previous works on single turn…

计算与语言 · 计算机科学 2024-10-29 Wei-Nan Zhang , Yiming Cui , Kaiyan Zhang , Yifa Wang , Qingfu Zhu , Lingzhi Li , Ting Liu

Speech-to-speech language models have recently emerged to enhance the naturalness of conversational AI. In particular, full-duplex models are distinguished by their real-time interactivity, including handling of pauses, interruptions, and…

计算与语言 · 计算机科学 2026-05-13 Chung-Ming Chien , Manu Orsini , Eugene Kharitonov , Neil Zeghidour , Karen Livescu , Alexandre Défossez

Systems that can associate images with their spoken audio captions are an important step towards visually grounded language learning. We describe a scalable method to automatically generate diverse audio for image captioning datasets. This…

计算机视觉与模式识别 · 计算机科学 2019-09-20 Gabriel Ilharco , Yuan Zhang , Jason Baldridge

We explore a new task for audio-visual-language modeling called fine-grained audible video description (FAVD). It aims to provide detailed textual descriptions for the given audible videos, including the appearance and spatial locations of…

计算机视觉与模式识别 · 计算机科学 2023-04-03 Xuyang Shen , Dong Li , Jinxing Zhou , Zhen Qin , Bowen He , Xiaodong Han , Aixuan Li , Yuchao Dai , Lingpeng Kong , Meng Wang , Yu Qiao , Yiran Zhong

Video captioning aims to generate comprehensive and coherent descriptions of the video content, contributing to the advancement of both video understanding and generation. However, existing methods often suffer from motion-detail imbalance,…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Chunlin Zhong , Qiuxia Hou , Zhangjun Zhou , Shuang Hao , Haonan Lu , Yanhao Zhang , He Tang , Xiang Bai

Dialogue topic segmentation supports summarization, retrieval, memory management, and conversational continuity. Despite decades of work, evaluation practice remains dominated by strict boundary matching and F1-based metrics. Modern large…

计算与语言 · 计算机科学 2026-01-01 Michael H. Coen

Recent advances in Multi-modal Large Language Models (MLLMs) have showcased remarkable capabilities in vision-language understanding. However, enabling robust video spatial reasoning-the ability to comprehend object locations, orientations,…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Haoran Tang , Meng Cao , Ruyang Liu , Xiaoxi Liang , Linglong Li , Ge Li , Xiaodan Liang

To address computational and memory limitations of Large Multimodal Models in the Video Question-Answering task, several recent methods extract textual representations per frame (e.g., by captioning) and feed them to a Large Language Model…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Andreas Goulas , Vasileios Mezaris , Ioannis Patras

Instruction-based speech processing is becoming popular. Studies show that training with multiple tasks boosts performance, but collecting diverse, large-scale tasks and datasets is expensive. Thus, it is highly desirable to design a…

计算与语言 · 计算机科学 2024-08-27 Chien-yu Huang , Min-Han Shih , Ke-Han Lu , Chi-Yuan Hsiao , Hung-yi Lee

Image Difference Captioning (IDC) aims to generate natural language descriptions of subtle differences between image pairs, requiring both precise visual change localization and coherent semantic expression. Despite recent advancements,…

计算机视觉与模式识别 · 计算机科学 2026-02-12 Yuan Liu , Saihui Hou , Saijie Hou , Jiabao Du , Shibei Meng , Yongzhen Huang

Existing datasets for audio understanding primarily focus on single-turn interactions (i.e. audio captioning, audio question answering) for describing audio in natural language, thus limiting understanding audio via interactive dialogue. To…

计算与语言 · 计算机科学 2024-04-12 Arushi Goel , Zhifeng Kong , Rafael Valle , Bryan Catanzaro

Universal video understanding requires modeling fine-grained visual and audio information over time in diverse real-world scenarios. However, the performance of existing models is primarily constrained by video-instruction data that…

计算机视觉与模式识别 · 计算机科学 2026-02-16 Yunheng Li , Hengrui Zhang , Meng-Hao Guo , Wenzhao Gao , Shaoyong Jia , Shaohui Jiao , Qibin Hou , Ming-Ming Cheng

Accurate multi-turn intent classification is essential for advancing conversational AI systems. However, challenges such as the scarcity of comprehensive datasets and the complexity of contextual dependencies across dialogue turns hinder…

计算与语言 · 计算机科学 2024-11-20 Junhua Liu , Yong Keat Tan , Bin Fu , Kwan Hui Lim

Advancements in multimodal learning, particularly in video understanding and generation, require high-quality video-text datasets for improved model performance. Vript addresses this issue with a meticulously annotated corpus of 12K…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Dongjie Yang , Suyuan Huang , Chengqiang Lu , Xiaodong Han , Haoxin Zhang , Yan Gao , Yao Hu , Hai Zhao

The evolution of conversational agents has been driven by the need for more contextually aware systems that can effectively manage dialogue over extended interactions. To address the limitations of existing models in capturing and utilizing…

计算与语言 · 计算机科学 2025-04-15 Akanksha Mehndiratta , Krishna Asawa

Explainable speech quality assessment requires moving beyond Mean Opinion Scores (MOS) to analyze underlying perceptual dimensions. To address this, we introduce a novel post-training method that tailors the foundational Audio Large…

音频与语音处理 · 电气工程与系统科学 2026-03-12 Elizaveta Kostenok , Mathieu Salzmann , Milos Cernak

Current metrics for evaluating Dialogue State Tracking (DST) systems exhibit three primary limitations. They: i) erroneously presume a uniform distribution of slots throughout the dialog, ii) neglect to assign partial scores for individual…

计算与语言 · 计算机科学 2024-03-19 Taha Aksu , Nancy F. Chen

Video captions play a crucial role in text-to-video generation tasks, as their quality directly influences the semantic coherence and visual fidelity of the generated videos. Although large vision-language models (VLMs) have demonstrated…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Shi-Xue Zhang , Hongfa Wang , Duojun Huang , Xin Li , Xiaobin Zhu , Xu-Cheng Yin