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There has been a growing interest in using different approaches to improve the coding efficiency of modern video codec in recent years as demand for web-based video consumption increases. In this paper, we propose a model-based approach…

Computer Vision and Pattern Recognition · Computer Science 2018-02-09 Chichen Fu , Di Chen , Edward J. Delp , Zoe Liu , Fengqing Zhu

Convolutional neural networks have enabled accurate image super-resolution in real-time. However, recent attempts to benefit from temporal correlations in video super-resolution have been limited to naive or inefficient architectures. In…

Computer Vision and Pattern Recognition · Computer Science 2017-04-11 Jose Caballero , Christian Ledig , Andrew Aitken , Alejandro Acosta , Johannes Totz , Zehan Wang , Wenzhe Shi

Finding compact representation of videos is an essential component in almost every problem related to video processing or understanding. In this paper, we propose a generative model to learn compact latent codes that can efficiently…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Rakib Hyder , M. Salman Asif

Recently, it has been shown that a high resolution image can be obtained without the usage of a high resolution sensor. The main idea has been that a low resolution sensor is covered with a non-regular sampling mask followed by a…

Image and Video Processing · Electrical Eng. & Systems 2022-04-11 Markus Jonscher , Jürgen Seiler , Michel Bätz , Thomas Richter , Wolfgang Schnurrer , André Kaup

The intersection of medical imaging and artificial intelligence has become an important research direction in intelligent medical treatment, particularly in the analysis of medical images using deep learning for clinical diagnosis. Despite…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Xiangxiang Cui , Zhongyu Li , Xiayue Fan , Peng Huang , Ying Wang , Meng Yang , Shi Chang , Jihua Zhu

We use multilayer Long Short Term Memory (LSTM) networks to learn representations of video sequences. Our model uses an encoder LSTM to map an input sequence into a fixed length representation. This representation is decoded using single or…

Machine Learning · Computer Science 2016-01-05 Nitish Srivastava , Elman Mansimov , Ruslan Salakhutdinov

Lossy compression brings artifacts into the compressed image and degrades the visual quality. In recent years, many compression artifacts removal methods based on convolutional neural network (CNN) have been developed with great success.…

Image and Video Processing · Electrical Eng. & Systems 2020-10-22 Jianwei Li , Yongtao Wang , Haihua Xie , Kai-Kuang Ma

Generic event boundary detection aims to localize the generic, taxonomy-free event boundaries that segment videos into chunks. Existing methods typically require video frames to be decoded before feeding into the network, which contains…

Computer Vision and Pattern Recognition · Computer Science 2023-09-28 Libo Zhang , Xin Gu , Congcong Li , Tiejian Luo , Heng Fan

Early interlaced videos usually contain multiple and interlacing and complex compression artifacts, which significantly reduce the visual quality. Although the high-definition reconstruction technology for early videos has made great…

Image and Video Processing · Electrical Eng. & Systems 2022-10-19 Yang Zhao , Yanbo Ma , Yuan Chen , Wei Jia , Ronggang Wang , Xiaoping Liu

Given the vast amounts of video available online, and recent breakthroughs in object detection with static images, object detection in video offers a promising new frontier. However, motion blur and compression artifacts cause substantial…

Computer Vision and Pattern Recognition · Computer Science 2016-07-20 Subarna Tripathi , Zachary C. Lipton , Serge Belongie , Truong Nguyen

Videos can be manipulated by duplicating a sequence of consecutive frames with the goal of concealing or imitating a specific content in the same video. In this paper, we propose a novel coarse-to-fine framework based on deep Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Chengjiang Long , Arslan Basharat , Anthony Hoogs

Image compression is one of the essential methods of image processing. Its most prominent advantage is the significant reduction of image size allowing for more efficient storage and transfer. However, lossy compression is associated with…

Image and Video Processing · Electrical Eng. & Systems 2021-05-25 Patryk Najgebauer , Rafal Scherer , Leszek Rutkowski

We present a new data-driven video inpainting method for recovering missing regions of video frames. A novel deep learning architecture is proposed which contains two sub-networks: a temporal structure inference network and a spatial detail…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Chuan Wang , Haibin Huang , Xiaoguang Han , Jue Wang

Existing methods for video interpolation heavily rely on deep convolution neural networks, and thus suffer from their intrinsic limitations, such as content-agnostic kernel weights and restricted receptive field. To address these issues, we…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Zhihao Shi , Xiangyu Xu , Xiaohong Liu , Jun Chen , Ming-Hsuan Yang

When processing similar frames in succession, we can take advantage of the locality of the convolution operation to reevaluate only portions of the image that changed from the previous frame. By saving the output of a layer of convolutions…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Arno Khachatourian

To exploit high temporal correlations in video frames of the same scene, the current frame is predicted from the already-encoded reference frames using block-based motion estimation and compensation techniques. While this approach can…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 S. M. A. K. Rajin , M. Murshed , M. Paul , S. W. Teng , J. Ma

In recent years, resolution adaptation based on deep neural networks has enabled significant performance gains for conventional (2D) video codecs. This paper investigates the effectiveness of spatial resolution resampling in the context of…

Image and Video Processing · Electrical Eng. & Systems 2022-02-28 Angeliki Katsenou , Fan Zhang , David Bull

Video classification has advanced tremendously over the recent years. A large part of the improvements in video classification had to do with the work done by the image classification community and the use of deep convolutional networks…

Computer Vision and Pattern Recognition · Computer Science 2015-05-26 Balakrishnan Varadarajan , George Toderici , Sudheendra Vijayanarasimhan , Apostol Natsev

In this paper, we propose an end-to-end mixed-resolution image compression framework with convolutional neural networks. Firstly, given one input image, feature description neural network (FDNN) is used to generate a new representation of…

Computer Vision and Pattern Recognition · Computer Science 2018-08-03 Lijun Zhao , Huihui Bai , Feng Li , Anhong Wang , Yao Zhao

We propose a novel video object segmentation algorithm based on pixel-level matching using Convolutional Neural Networks (CNN). Our network aims to distinguish the target area from the background on the basis of the pixel-level similarity…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Jae Shin Yoon , Francois Rameau , Junsik Kim , Seokju Lee , Seunghak Shin , In So Kweon