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Multiple Description Coding (MDC) is a promising error-resilient source coding method that is particularly suitable for dynamic networks with multiple (yet noisy and unreliable) paths. However, conventional MDC video codecs suffer from…

计算机视觉与模式识别 · 计算机科学 2024-12-12 Xinyue Hu , Wei Ye , Jiaxiang Tang , Eman Ramadan , Zhi-Li Zhang

The amount of audio-visual information has increased dramatically with the advent of High Speed Internet. Furthermore, technological advances in recent years in the field of information technology, have simplified the use of video data in…

多媒体 · 计算机科学 2013-12-30 M. Ben Halima , M. Hamroun , S. Ben Moussa , A. M. Alimi

VMAF is a machine learning based video quality assessment method, originally designed for streaming applications, which combines multiple quality metrics and video features through SVM regression. It offers higher correlation with…

图像与视频处理 · 电气工程与系统科学 2021-09-17 Fan Zhang , Angeliki Katsenou , Christos Bampis , Lukas Krasula , Zhi Li , David Bull

Recent efforts of multimodal Transformers have improved Visually Rich Document Understanding (VrDU) tasks via incorporating visual and textual information. However, existing approaches mainly focus on fine-grained elements such as words and…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Wenjin Wang , Zhengjie Huang , Bin Luo , Qianglong Chen , Qiming Peng , Yinxu Pan , Weichong Yin , Shikun Feng , Yu Sun , Dianhai Yu , Yin Zhang

Automatic video description requires the generation of natural language statements about the actions, events, and objects in the video. An important human trait, when we describe a video, is that we are able to do this with variable levels…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Fatemeh Ziaeetabar , Reza Safabakhsh , Saeedeh Momtazi , Minija Tamosiunaite , Florentin Wörgötter

Graphs that capture relations between textual units have great benefits for detecting salient information from multiple documents and generating overall coherent summaries. In this paper, we develop a neural abstractive multi-document…

计算与语言 · 计算机科学 2020-05-21 Wei Li , Xinyan Xiao , Jiachen Liu , Hua Wu , Haifeng Wang , Junping Du

Fine-Grained Visual Classification(FGVC) is the task that requires recognizing the objects belonging to multiple subordinate categories of a super-category. Recent state-of-the-art methods usually design sophisticated learning pipelines to…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Qishuai Diao , Yi Jiang , Bin Wen , Jia Sun , Zehuan Yuan

Understanding and analyzing video actions are essential for producing insightful and contextualized descriptions, especially for video-based applications like intelligent monitoring and autonomous systems. The proposed work introduces a…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Lakshita Agarwal , Bindu Verma

Recent advancements in video semantic segmentation have made substantial progress by exploiting temporal correlations. Nevertheless, persistent challenges, including redundant computation and the reliability of the feature propagation…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Yaoyan Zheng , Hongyu Yang , Di Huang

Multimodal documents contain diverse elements, such as tables, figures, and layouts, which can complicate retrieval tasks. While current approaches typically combine dense visual embedding models with supervised rerankers to achieve…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Ruofan Hu , Menghui Zhu , Jieming Zhu , Bo Chen , Shengyang Xu , Minjie Hong , Xiaoda Yang , Sashuai Zhou , Li Tang , Tao Jin , Zhou Zhao

Existing video recommender systems rely primarily on user-defined metadata or on low-level visual and acoustic signals extracted by specialised encoders. These low-level features describe what appears on the screen but miss deeper semantics…

信息检索 · 计算机科学 2025-08-14 Marco De Nadai , Andreas Damianou , Mounia Lalmas

In this paper, we formulate the collaborative multi-user wireless video transmission problem as a multi-user Markov decision process (MUMDP) by explicitly considering the users' heterogeneous video traffic characteristics, time-varying…

多媒体 · 计算机科学 2009-03-03 Fangwen Fu , Mihaela van der Schaar

Infrared and visible image fusion aims to integrate complementary multi-modal information into a single fused result. However, existing methods 1) fail to account for the degradation visible images under adverse weather conditions, thereby…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Jing Li , Yifan Wang , Jiafeng Yan , Renlong Zhang , Bin Yang

With the rapid growth of video data, text-video retrieval technology has become increasingly important in numerous application scenarios such as recommendation and search. Early text-video retrieval methods suffer from two critical…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Jiaao Yu , Mingjie Han , Tao Gong , Jian Zhang , Man Lan

In the realm of search systems, multi-stage cascade architecture is a prevalent method, typically consisting of sequential modules such as matching, pre-ranking, and ranking. It is generally acknowledged that the model used in the…

信息检索 · 计算机科学 2023-05-10 Qihang Zhao , Rui-jie Zhu , Liu Yang , He Yongming , Bo Zhou , Luo Cheng

The increasing amount of online videos brings several opportunities for training self-supervised neural networks. The creation of large scale datasets of videos such as the YouTube-8M allows us to deal with this large amount of data in…

信息检索 · 计算机科学 2018-01-09 Didac Surís , Amanda Duarte , Amaia Salvador , Jordi Torres , Xavier Giró-i-Nieto

Video summarization aims to automatically generate a diverse and concise summary which is useful in large-scale video processing. Most of the methods tend to adopt self-attention mechanism across video frames, which fails to model the…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Yingchao Pan , Ouhan Huang , Qinghao Ye , Zhongjin Li , Wenjiang Wang , Guodun Li , Yuxing Chen

Massive multi-modality datasets play a significant role in facilitating the success of large video-language models. However, current video-language datasets primarily provide text descriptions for visual frames, considering audio to be…

In video-text retrieval, most existing methods adopt the dual-encoder architecture for fast retrieval, which employs two individual encoders to extract global latent representations for videos and texts. However, they face challenges in…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Haowei Liu , Yaya Shi , Haiyang Xu , Chunfeng Yuan , Qinghao Ye , Chenliang Li , Ming Yan , Ji Zhang , Fei Huang , Bing Li , Weiming Hu

3D volume rendering is widely used to reveal insightful intrinsic patterns of volumetric datasets across many domains. However, the complex structures and varying scales of volumetric data can make efficiently generating high-quality volume…

图形学 · 计算机科学 2023-10-17 Jianxin Sun , David Lenz , Hongfeng Yu , Tom Peterka