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Video inpainting, which aims at filling in missing regions of a video, remains challenging due to the difficulty of preserving the precise spatial and temporal coherence of video contents. In this work we propose a novel flow-guided video…

计算机视觉与模式识别 · 计算机科学 2019-05-09 Rui Xu , Xiaoxiao Li , Bolei Zhou , Chen Change Loy

Most video super-resolution methods super-resolve a single reference frame with the help of neighboring frames in a temporal sliding window. They are less efficient compared to the recurrent-based methods. In this work, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Takashi Isobe , Xu Jia , Shuhang Gu , Songjiang Li , Shengjin Wang , Qi Tian

Diffusion- and flow-based models have emerged as state-of-the-art generative modeling approaches, but they require many sampling steps. Consistency models can distill these models into efficient one-step generators; however, unlike flow-…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Amirmojtaba Sabour , Sanja Fidler , Karsten Kreis

Stochastic video prediction models take in a sequence of image frames, and generate a sequence of consecutive future image frames. These models typically generate future frames in an autoregressive fashion, which is slow and requires the…

计算机视觉与模式识别 · 计算机科学 2019-04-23 Ananya Kumar , S. M. Ali Eslami , Danilo J. Rezende , Marta Garnelo , Fabio Viola , Edward Lockhart , Murray Shanahan

This paper presents a real-time, asynchronous, event-based normal flow estimator. It follows the same algorithm as Learning Normal Flow Directly From Event Neighborhoods, but with a more optimized implementation. The original method treats…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Dehao Yuan , Cornelia Fermüller

This presentation introduces a self-supervised learning approach to the synthesis of new video clips from old ones, with several new key elements for improved spatial resolution and realism: It conditions the synthesis process on contextual…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Guillaume Le Moing , Jean Ponce , Cordelia Schmid

Long-form video understanding has always been a challenging problem due to the significant redundancy in both temporal and spatial contents. This challenge is further exacerbated by the limited context length of Multimodal Large Language…

计算机视觉与模式识别 · 计算机科学 2025-10-08 Ruyang Liu , Shangkun Sun , Haoran Tang , Ge Li , Wei Gao

Conventional video compression approaches use the predictive coding architecture and encode the corresponding motion information and residual information. In this paper, taking advantage of both classical architecture in the conventional…

图像与视频处理 · 电气工程与系统科学 2019-04-09 Guo Lu , Wanli Ouyang , Dong Xu , Xiaoyun Zhang , Chunlei Cai , Zhiyong Gao

Generating videos predicting the future of a given sequence has been an area of active research in recent years. However, an essential problem remains unsolved: most of the methods require large computational cost and memory usage for…

计算机视觉与模式识别 · 计算机科学 2021-06-09 Naoya Fushishita , Antonio Tejero-de-Pablos , Yusuke Mukuta , Tatsuya Harada

Segmentation of objects in a video is challenging due to the nuances such as motion blurring, parallax, occlusions, changes in illumination, etc. Instead of addressing these nuances separately, we focus on building a generalizable solution…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Silky Singh , Shripad Deshmukh , Mausoom Sarkar , Rishabh Jain , Mayur Hemani , Balaji Krishnamurthy

We propose LocFormer, a Transformer-based model for video grounding which operates at a constant memory footprint regardless of the video length, i.e. number of frames. LocFormer is designed for tasks where it is necessary to process the…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Cristian Rodriguez-Opazo , Edison Marrese-Taylor , Basura Fernando , Hiroya Takamura , Qi Wu

In the evolving field of machine learning, video generation has witnessed significant advancements with autoregressive-based transformer models and diffusion models, known for synthesizing dynamic and realistic scenes. However, these models…

计算机视觉与模式识别 · 计算机科学 2024-01-03 Bin Lei , le Chen , Caiwen Ding

Unsupervised video object segmentation (UVOS) aims at detecting the primary objects in a given video sequence without any human interposing. Most existing methods rely on two-stream architectures that separately encode the appearance and…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Lingyi Hong , Wei Zhang , Shuyong Gao , Hong Lu , WenQiang Zhang

Significant advancements in video diffusion models have brought substantial progress to the field of text-to-video (T2V) synthesis. However, existing T2V synthesis model struggle to accurately generate complex motion dynamics, leading to a…

计算机视觉与模式识别 · 计算机科学 2024-06-06 Haoran Cheng , Liang Peng , Linxuan Xia , Yuepeng Hu , Hengjia Li , Qinglin Lu , Xiaofei He , Boxi Wu

Text-to-video generation aims to produce a video based on a given prompt. Recently, several commercial video models have been able to generate plausible videos with minimal noise, excellent details, and high aesthetic scores. However, these…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Haoxin Chen , Yong Zhang , Xiaodong Cun , Menghan Xia , Xintao Wang , Chao Weng , Ying Shan

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

Recent methods for neural surface representation and rendering, for example NeuS, have demonstrated the remarkably high-quality reconstruction of static scenes. However, the training of NeuS takes an extremely long time (8 hours), which…

计算机视觉与模式识别 · 计算机科学 2023-11-20 Yiming Wang , Qin Han , Marc Habermann , Kostas Daniilidis , Christian Theobalt , Lingjie Liu

Multi-step prediction models, such as diffusion and rectified flow models, have emerged as state-of-the-art solutions for generation tasks. However, these models exhibit higher latency in sampling new frames compared to single-step methods.…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Gaurav Shrivastava , Abhinav Shrivastava

This study introduces an efficient and effective method, MeDM, that utilizes pre-trained image Diffusion Models for video-to-video translation with consistent temporal flow. The proposed framework can render videos from scene position…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Ernie Chu , Tzuhsuan Huang , Shuo-Yen Lin , Jun-Cheng Chen

We introduce an approach to generating videos based on a series of given language descriptions. Frames of the video are generated sequentially and optimized by guidance from the CLIP image-text encoder; iterating through language…

计算机视觉与模式识别 · 计算机科学 2022-10-25 Peter Schaldenbrand , Zhixuan Liu , Jean Oh