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In recent years, visual SLAM has achieved great progress and development in different scenes, however, there are still many problems to be solved. The SLAM system is not only restricted by the external scenes but is also affected by its…

机器人学 · 计算机科学 2021-10-25 Zhenkun Zhu , Jikai Wang

Recently, flow-based frame interpolation methods have achieved great success by first modeling optical flow between target and input frames, and then building synthesis network for target frame generation. However, above cascaded…

计算机视觉与模式识别 · 计算机科学 2022-11-14 Lingtong Kong , Jinfeng Liu , Jie Yang

As Deep Neural Networks are becoming more popular, much of the attention is being devoted to Computer Vision problems that used to be solved with more traditional approaches. Video frame interpolation is one of such challenges that has seen…

计算机视觉与模式识别 · 计算机科学 2018-09-21 Mart Kartašev , Carlo Rapisarda , Dominik Fay

Motion estimation (ME) and motion compensation (MC) have been widely used for classical video frame interpolation systems over the past decades. Recently, a number of data-driven frame interpolation methods based on convolutional neural…

计算机视觉与模式识别 · 计算机科学 2019-09-06 Wenbo Bao , Wei-Sheng Lai , Xiaoyun Zhang , Zhiyong Gao , Ming-Hsuan Yang

Inter-frame modeling is pivotal in generating intermediate frames for video frame interpolation (VFI). Current approaches predominantly rely on convolution or attention-based models, which often either lack sufficient receptive fields or…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Guozhen Zhang , Chunxu Liu , Yutao Cui , Xiaotong Zhao , Kai Ma , Limin Wang

For a number of tasks, such as 3D reconstruction, robotic interface, autonomous driving, etc., camera calibration is essential. In this study, we present a unique method for predicting intrinsic (principal point offset and focal length) and…

计算机视觉与模式识别 · 计算机科学 2022-12-26 Talha Hanif Butt , Murtaza Taj

In Convolutional Neural Network (CNN) based image processing, most studies propose networks that are optimized to single-level (or single-objective); thus, they underperform on other levels and must be retrained for delivery of optimal…

计算机视觉与模式识别 · 计算机科学 2020-10-07 Hyeongmin Lee , Taeoh Kim , Hanbin Son , Sangwook Baek , Minsu Cheon , Sangyoun Lee

Video frame interpolation is a challenging task due to the ever-changing real-world scene. Previous methods often calculate the bi-directional optical flows and then predict the intermediate optical flows under the linear motion…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Song Wu , Kaichao You , Weihua He , Chen Yang , Yang Tian , Yaoyuan Wang , Ziyang Zhang , Jianxing Liao

Most approaches for video frame interpolation require accurate dense correspondences to synthesize an in-between frame. Therefore, they do not perform well in challenging scenarios with e.g. lighting changes or motion blur. Recent deep…

计算机视觉与模式识别 · 计算机科学 2018-04-04 Simone Meyer , Abdelaziz Djelouah , Brian McWilliams , Alexander Sorkine-Hornung , Markus Gross , Christopher Schroers

Generating intermediate video content of varying lengths based on given first and last frames, along with text prompt information, offers significant research and application potential. However, traditional frame interpolation tasks…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Yijia Hong , Jiangning Zhang , Ran Yi , Yuji Wang , Weijian Cao , Xiaobin Hu , Zhucun Xue , Yabiao Wang , Chengjie Wang , Lizhuang Ma

Every generation of mobile devices strives to capture video at higher resolution and frame rate than previous ones. This quality increase also requires additional power and computation to capture and encode high-quality media. We propose a…

With the advancement of AIGC, video frame interpolation (VFI) has become a crucial component in existing video generation frameworks, attracting widespread research interest. For the VFI task, the motion estimation between neighboring…

计算机视觉与模式识别 · 计算机科学 2024-08-05 Zhilin Huang , Yijie Yu , Ling Yang , Chujun Qin , Bing Zheng , Xiawu Zheng , Zikun Zhou , Yaowei Wang , Wenming Yang

Motion compensation is an important technology in video coding to remove the temporal redundancy between coded video frames. In motion compensation, fractional interpolation is used to obtain more reference blocks at sub-pixel level.…

多媒体 · 计算机科学 2018-06-20 Sifeng Xia , Wenhan Yang , Yueyu Hu , Siwei Ma , Jiaying Liu

The stereo event-intensity camera setup is widely applied to leverage the advantages of both event cameras with low latency and intensity cameras that capture accurate brightness and texture information. However, such a setup commonly…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Chao Ding , Mingyuan Lin , Haijian Zhang , Jianzhuang Liu , Lei Yu

Recently, the remarkable success of pre-trained Vision Transformers (ViTs) from image-text matching has sparked an interest in image-to-video adaptation. However, most current approaches retain the full forward pass for each frame, leading…

计算机视觉与模式识别 · 计算机科学 2024-08-15 Guozhen Zhang , Jingyu Liu , Shengming Cao , Xiaotong Zhao , Kevin Zhao , Kai Ma , Limin Wang

Video frame interpolation is one of the most challenging tasks in video processing research. Recently, many studies based on deep learning have been suggested. Most of these methods focus on finding locations with useful information to…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Hyeongmin Lee , Taeoh Kim , Tae-young Chung , Daehyun Pak , Yuseok Ban , Sangyoun Lee

In recent years, consumer-level depth cameras have been adopted for various applications. However, they often produce depth maps at only a moderately high frame rate (approximately 30 frames per second), preventing them from being used for…

图形学 · 计算机科学 2018-11-06 Ming-Ze Yuan , Lin Gao , Hongbo Fu , Shihong Xia

In this paper, we propose an approach for view-time interpolation of stereo videos. Specifically, we build upon X-Fields that approximates an interpolatable mapping between the input coordinates and 2D RGB images using a convolutional…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Avinash Paliwal , Andrii Tsarov , Nima Khademi Kalantari

Video Frame Interpolation (VFI) remains a cornerstone in video enhancement, enabling temporal upscaling for tasks like slow-motion rendering, frame rate conversion, and video restoration. While classical methods rely on optical flow and…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Priyansh Srivastava , Romit Chatterjee , Abir Sen , Aradhana Behura , Ratnakar Dash

The versatility of recent machine learning approaches makes them ideal for improvement of next generation video compression solutions. Unfortunately, these approaches typically bring significant increases in computational complexity and are…

图像与视频处理 · 电气工程与系统科学 2021-06-18 Luka Murn , Saverio Blasi , Alan F. Smeaton , Marta Mrak