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We study reconstructing and predicting 3D fluid appearance and velocity from a single video. Current methods require multi-view videos for fluid reconstruction. We present FluidNexus, a novel framework that bridges video generation and…

计算机视觉与模式识别 · 计算机科学 2025-07-11 Yue Gao , Hong-Xing Yu , Bo Zhu , Jiajun Wu

This paper introduces a novel methodology for generating fast and memory-efficient video continuations. Our method, dubbed FlowC2S, fine-tunes a pre-trained text-to-video flow model to learn a vector field between the current and succeeding…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Hovhannes Margaryan , Quentin Bammey , Christian Sandor

Scene text synthesis involves rendering specified texts onto arbitrary images. Current methods typically formulate this task in an end-to-end manner but lack effective character-level guidance during training. Besides, their text encoders,…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Yibin Wang , Weizhong Zhang , Honghui Xu , Cheng Jin

Video synopsis is an efficient method for condensing surveillance videos. This technique begins with the detection and tracking of objects, followed by the creation of object tubes. These tubes consist of sequences, each containing…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Ramtin Malekpour , M. Mehrdad Morsali , Hoda Mohammadzade

Accurate image segmentation is essential for modern computer vision applications such as image editing, autonomous driving, and medical image analysis. In recent years, Dichotomous Image Segmentation (DIS) has become a standard task for…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Andranik Sargsyan , Shant Navasardyan

Event cameras are novel bio-inspired sensors that offer advantages over traditional cameras (low latency, high dynamic range, low power, etc.). Optical flow estimation methods that work on packets of events trade off speed for accuracy,…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Shintaro Shiba , Yoshimitsu Aoki , Guillermo Gallego

Beyond the text detection and recognition tasks in image text spotting, video text spotting presents an augmented challenge with the inclusion of tracking. While advanced end-to-end trainable methods have shown commendable performance, the…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Haibin He , Maoyuan Ye , Jing Zhang , Juhua Liu , Bo Du , Dacheng Tao

Scene text editing aims to modify or add texts on images while ensuring text fidelity and overall visual quality consistent with the background. Recent methods are primarily built on UNet-based diffusion models, which have improved scene…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Rui Lan , Yancheng Bai , Xu Duan , Mingxing Li , Dongyang Jin , Ryan Xu , Dong Nie , Lei Sun , Xiangxiang Chu

In this paper we propose Flowtron: an autoregressive flow-based generative network for text-to-speech synthesis with control over speech variation and style transfer. Flowtron borrows insights from IAF and revamps Tacotron in order to…

声音 · 计算机科学 2020-07-17 Rafael Valle , Kevin Shih , Ryan Prenger , Bryan Catanzaro

Real-time motion detection in non-stationary scenes is a difficult task due to dynamic background, changing foreground appearance and limited computational resource. These challenges degrade the performance of the existing methods in…

计算机视觉与模式识别 · 计算机科学 2018-11-22 Junjie Huang , Wei Zou , Zheng Zhu , Jiagang Zhu

Text spotting, a task involving the extraction of textual information from image or video sequences, faces challenges in cross-domain adaption, such as image-to-image and image-to-video generalization. In this paper, we introduce a new…

计算机视觉与模式识别 · 计算机科学 2024-12-06 Yuliang Liu , Mingxin Huang , Hao Yan , Linger Deng , Weijia Wu , Hao Lu , Chunhua Shen , Lianwen Jin , Xiang Bai

We propose replacing scene text in videos using deep style transfer and learned photometric transformations.Building on recent progress on still image text replacement,we present extensions that alter text while preserving the appearance…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Vijay Kumar B G , Jeyasri Subramanian , Varnith Chordia , Eugene Bart , Shaobo Fang , Kelly Guan , Raja Bala

Diffusion model based Text-to-Image has achieved impressive achievements recently. Although current technology for synthesizing images is highly advanced and capable of generating images with high fidelity, it is still possible to give the…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Yuxiang Tuo , Wangmeng Xiang , Jun-Yan He , Yifeng Geng , Xuansong Xie

In this paper, we propose a spatial temporal video-text detection technique which proceed in two principal steps:potential text region detection and a filtering process. In the first step we divide dynamically each pair of consecutive video…

多媒体 · 计算机科学 2013-01-11 Baseem Bouaziz , Tarek Zlitni , Walid Mahdi

Recent works in the text recognition area have pushed forward the recognition results to the new horizons. But for a long time a lack of large human-labeled natural text recognition datasets has been forcing researchers to use synthetic…

计算机视觉与模式识别 · 计算机科学 2021-07-30 Vladimir Loginov

Event-based cameras can overpass frame-based cameras limitations for important tasks such as high-speed motion detection during self-driving cars navigation in low illumination conditions. The event cameras' high temporal resolution and…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Haixin Sun , Minh-Quan Dao , Vincent Fremont

Previous approaches for scene text detection have already achieved promising performances across various benchmarks. However, they usually fall short when dealing with challenging scenarios, even when equipped with deep neural network…

计算机视觉与模式识别 · 计算机科学 2017-07-11 Xinyu Zhou , Cong Yao , He Wen , Yuzhi Wang , Shuchang Zhou , Weiran He , Jiajun Liang

Diffusion-based scene text synthesis has progressed rapidly, yet existing methods commonly rely on additional visual conditioning modules and require large-scale annotated data to support multilingual generation. In this work, we revisit…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Yu Xie , Jielei Zhang , Pengyu Chen , Weihang Wang , Longwen Gao , Peiyi Li , Qian Qiao , Zhouhui Lian

Most existing video text spotting benchmarks focus on evaluating a single language and scenario with limited data. In this work, we introduce a large-scale, Bilingual, Open World Video text benchmark dataset(BOVText). There are four…

计算机视觉与模式识别 · 计算机科学 2021-12-10 Weijia Wu , Yuanqiang Cai , Debing Zhang , Sibo Wang , Zhuang Li , Jiahong Li , Yejun Tang , Hong Zhou

The text detection and localization is important for video analysis and understanding. The scene text in video contains semantic information and thus can contribute significantly to video retrieval and understanding. However, most of the…

计算机视觉与模式识别 · 计算机科学 2015-02-25 B. H. Shekar , Smitha M. L. , P. Shivakumara