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A digital video is a collection of individual frames, while streaming the video the scene utilized the time slice for each frame. High refresh rate and high frame rate is the demand of all high technology applications. The action tracking…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Rishik Mishra , Neeraj Gupta , Nitya Shukla

Generic Boundary Detection (GBD) aims at locating the general boundaries that divide videos into semantically coherent and taxonomy-free units, and could serve as an important pre-processing step for long-form video understanding. Previous…

Computer Vision and Pattern Recognition · Computer Science 2022-10-06 Jing Tan , Yuhong Wang , Gangshan Wu , Limin Wang

Medical ultrasound video analysis is challenging due to variable sequence lengths, subtle spatial cues, and the need for interpretable video-level assessment. We introduce GADA, a Graph Attention-based Detection Aggregation framework that…

Image and Video Processing · Electrical Eng. & Systems 2025-10-14 Li Chen , Naveen Balaraju , Jochen Kruecker , Balasundar Raju , Alvin Chen

Video frame interpolation (VFI) in scenarios with large motion remains challenging due to motion ambiguity between frames. While event cameras can capture high temporal resolution motion information, existing event-based VFI methods…

Computer Vision and Pattern Recognition · Computer Science 2025-03-27 Ziran Zhang , Xiaohui Li , Yihao Liu , Yujin Wang , Yueting Chen , Tianfan Xue , Shi Guo

For neural video codec, it is critical, yet challenging, to design an efficient entropy model which can accurately predict the probability distribution of the quantized latent representation. However, most existing video codecs directly use…

Image and Video Processing · Electrical Eng. & Systems 2022-07-14 Jiahao Li , Bin Li , Yan Lu

Information-theoretic image quality assessment (IQA) models such as Visual Information Fidelity (VIF) and Spatio-temporal Reduced Reference Entropic Differences (ST-RRED) have enjoyed great success by seamlessly integrating natural scene…

Image and Video Processing · Electrical Eng. & Systems 2023-11-28 Abhinau K. Venkataramanan , Alan C. Bovik

The attention mechanism is blooming in computer vision nowadays. However, its application to video quality assessment (VQA) has not been reported. Evaluating the quality of in-the-wild videos is challenging due to the unknown of pristine…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Fengchuang Xing , Yuan-Gen Wang , Hanpin Wang , Leida Li , Guopu Zhu

Previous blind or No Reference (NR) video quality assessment (VQA) models largely rely on features drawn from natural scene statistics (NSS), but under the assumption that the image statistics are stationary in the spatial domain. Several…

Image and Video Processing · Electrical Eng. & Systems 2022-07-27 Yize Jin , Anjul Patney , Richard Webb , Alan Bovik

A large number of scientific studies and engineering problems involve high-dimensional spatiotemporal data with complicated relationships. In this paper, we focus on a type of space-time interaction named \emph{temporal evolution of spatial…

Methodology · Statistics 2022-08-23 Shiwei Lan

To address the larger computation and storage requirements associated with large video datasets, video dataset distillation aims to capture spatial and temporal information in a significantly smaller dataset, such that training on the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Kunyang Li , Jeffrey A Chan Santiago , Sarinda Dhanesh Samarasinghe , Gaowen Liu , Mubarak Shah

Video diffusion models are able to generate high-quality videos by learning strong spatial-temporal priors on large-scale datasets. In this paper, we aim to investigate whether such priors derived from a generative process are suitable for…

Computer Vision and Pattern Recognition · Computer Science 2024-11-13 Zejia Weng , Xitong Yang , Zhen Xing , Zuxuan Wu , Yu-Gang Jiang

We propose a new model for no-reference video quality assessment (VQA). Our approach uses a new idea of highly-localized space-time (ST) slices called Space-Time Chips (ST Chips). ST Chips are localized cuts of video data along directions…

Image and Video Processing · Electrical Eng. & Systems 2021-10-04 Joshua P. Ebenezer , Zaixi Shang , Yongjun Wu , Hai Wei , Sriram Sethuraman , Alan C. Bovik

Current deep video quality assessment (VQA) methods are usually with high computational costs when evaluating high-resolution videos. This cost hinders them from learning better video-quality-related representations via end-to-end training.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Haoning Wu , Chaofeng Chen , Jingwen Hou , Liang Liao , Annan Wang , Wenxiu Sun , Qiong Yan , Weisi Lin

Language bias is a critical issue in Visual Question Answering (VQA), where models often exploit dataset biases for the final decision without considering the image information. As a result, they suffer from performance drop on…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Xinzhe Han , Shuhui Wang , Chi Su , Qingming Huang , Qi Tian

The increased resolution of real-world videos presents a dilemma between efficiency and accuracy for deep Video Quality Assessment (VQA). On the one hand, keeping the original resolution will lead to unacceptable computational costs. On the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-12 Haoning Wu , Chaofeng Chen , Liang Liao , Jingwen Hou , Wenxiu Sun , Qiong Yan , Jinwei Gu , Weisi Lin

Event cameras offer a high temporal resolution over traditional frame-based cameras, which makes them suitable for motion and structure estimation. However, it has been unclear how event-based 3D Gaussian Splatting (3DGS) approaches could…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Kai Kohyama , Yoshimitsu Aoki , Guillermo Gallego , Shintaro Shiba

In this work, we tackle the challenging problem of unsupervised video domain adaptation (UVDA) for action recognition. We specifically focus on scenarios with a substantial domain gap, in contrast to existing works primarily deal with small…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Hyogun Lee , Kyungho Bae , Seong Jong Ha , Yumin Ko , Gyeong-Moon Park , Jinwoo Choi

The video quality assessment (VQA) technology has attracted a lot of attention in recent years due to an increasing demand of video streaming services. Existing VQA methods are designed to predict video quality in terms of the mean opinion…

Multimedia · Computer Science 2018-07-31 Haiqiang Wang , Ioannis Katsavounidis , Xinfeng Zhang , Chao Yang , C. -C. Jay Kuo

Significant advancements have been made in video generative models recently. Unlike image generation, video generation presents greater challenges, requiring not only generating high-quality frames but also ensuring temporal consistency…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Jiahe Liu , Youran Qu , Qi Yan , Xiaohui Zeng , Lele Wang , Renjie Liao

Recently, 3D Gaussian Spatting (3DGS) has gained widespread attention in Novel View Synthesis (NVS) due to the remarkable real-time rendering performance. However, the substantial cost of storage and transmission of vanilla 3DGS hinders its…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Jingui Ma , Yang Hu , Luyang Tang , Jiayu Yang , Yongqi Zhai , Ronggang Wang