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200 papers

Detection of moving objects such as vehicles in videos acquired from an airborne camera is very useful for video analytics applications. Using fast low power algorithms for onboard moving object detection would also provide region of…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Noor Al-Shakarji , Filiz Bunyak , Hadi Aliakbarpour , Guna Seetharaman , Kannappan Palaniappan

Existing video captioning approaches typically require to first sample video frames from a decoded video and then conduct a subsequent process (e.g., feature extraction and/or captioning model learning). In this pipeline, manual frame…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Yaojie Shen , Xin Gu , Kai Xu , Heng Fan , Longyin Wen , Libo Zhang

Video DeepFakes are fake media created with Deep Learning (DL) that manipulate a person's expression or identity. Most current DeepFake detection methods analyze each frame independently, ignoring inconsistencies and unnatural movements…

Computer Vision and Pattern Recognition · Computer Science 2024-02-26 Peter Grönquist , Yufan Ren , Qingyi He , Alessio Verardo , Sabine Süsstrunk

Text-Video Retrieval (TVR) methods typically match query-candidate pairs by aligning text and video features in coarse-grained, fine-grained, or combined (coarse-to-fine) manners. However, these frameworks predominantly employ a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Bingqing Zhang , Zhuo Cao , Heming Du , Xin Yu , Xue Li , Jiajun Liu , Sen Wang

The application of Large Vision-Language Models (LVLMs) for analyzing images and videos is an exciting and rapidly evolving field. In recent years, we've seen significant growth in high-quality image-text datasets for fine-tuning image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Han Wang , Yuxiang Nie , Yongjie Ye , Deng GuanYu , Yanjie Wang , Shuai Li , Haiyang Yu , Jinghui Lu , Can Huang

This paper proposes a hybrid fusion-based deep learning approach based on two different modalities, audio and video, to improve human activity recognition and violence detection in public places. To take advantage of audiovisual fusion,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Pooya Janani , Amirabolfazl Suratgar , Afshin Taghvaeipour

Most existing real-time deep models trained with each frame independently may produce inconsistent results across the temporal axis when tested on a video sequence. A few methods take the correlations in the video sequence into…

Computer Vision and Pattern Recognition · Computer Science 2022-02-28 Yifan Liu , Chunhua Shen , Changqian Yu , Jingdong Wang

Localizing objects and estimating their extent in 3D is an important step towards high-level 3D scene understanding, which has many applications in Augmented Reality and Robotics. We present ODAM, a system for 3D Object Detection,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Kejie Li , Daniel DeTone , Steven Chen , Minh Vo , Ian Reid , Hamid Rezatofighi , Chris Sweeney , Julian Straub , Richard Newcombe

In this paper, we introduce a self-supervised approach for video object segmentation without human labeled data.Specifically, we present Robust Pixel-level Matching Net-works (RPM-Net), a novel deep architecture that matches pixels between…

Computer Vision and Pattern Recognition · Computer Science 2019-10-11 Youngeun Kim , Seokeon Choi , Hankyeol Lee , Taekyung Kim , Changick Kim

Multimedia compression allows us to watch videos, see pictures and hear sounds within a limited bandwidth, which helps the flourish of the internet. During the past decades, multimedia compression has achieved great success using hand-craft…

Multimedia · Computer Science 2023-08-21 Yuhao Cheng , Siru Zhang , Yiqiang Yan , Rong Chen , Yun Zhang

Accurate measurement of images produced by electronic displays is critical for the evaluation of both traditional and computational displays. Traditional display measurement methods based on sparse radiometric sampling and fitting a model…

Graphics · Computer Science 2025-09-23 Yancheng Cai , Robert Wanat , Rafal Mantiuk

Recognizing Video events in long, complex videos with multiple sub-activities has received persistent attention recently. This task is more challenging than traditional action recognition with short, relatively homogeneous video clips. In…

Computer Vision and Pattern Recognition · Computer Science 2020-01-16 Yikang Li , Tianshu Yu , Baoxin Li

In this work we present a deep learning framework for video compressive sensing. The proposed formulation enables recovery of video frames in a few seconds at significantly improved reconstruction quality compared to previous approaches.…

Computer Vision and Pattern Recognition · Computer Science 2017-12-19 Michael Iliadis , Leonidas Spinoulas , Aggelos K. Katsaggelos

Identifying document similarity has many applications, e.g., source code analysis or plagiarism detection. However, identifying similarities is not trivial and can be time complex. For instance, the Levenshtein Distance is a common metric…

Information Retrieval · Computer Science 2023-07-24 Peter Coates , Frank Breitinger

To be useful in everyday environments, robots must be able to identify and locate real-world objects. In recent years, video object segmentation has made significant progress on densely separating such objects from background in real and…

Robotics · Computer Science 2020-01-13 Brent A. Griffin , Victoria Florence , Jason J. Corso

Objective Semi-supervised video object segmentation refers to segmenting the object in subsequent frames given the object label in the first frame. Existing algorithms are mostly based on the objectives of matching and propagation…

Computer Vision and Pattern Recognition · Computer Science 2020-09-03 Zhang Xuerui , Yuan Xia

We present a technique for estimating the similarity between objects such as movies or foods whose proper representation depends on human perception. Our technique combines a modest number of human similarity assessments to infer a pairwise…

Artificial Intelligence · Computer Science 2018-02-19 Jesse Anderton , Pavel Metrikov , Virgil Pavlu , Javed Aslam

The continuous growth of technologies like 4G or 5G has led to a massive use of mobile devices such as smartphones and tablets. This phenomenon, combined with the fact that people use mobile phones for a longer period of time, results in…

Cryptography and Security · Computer Science 2024-02-14 Raquel Ramos López , Ana Lucila Sandoval Orozco , Luis Javier García Villalba

Designing a technique for the automatic analysis of different actions in videos in order to detect the presence of interested activities is of high significance nowadays. In this paper, we explore a robust and dynamic appearance technique…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Abdul Basit

The design of video encoders involves the implementation of fast mode decision (FMD) algorithm to reduce computation complexity while maintaining the performance of the coding. Although H.264/scalable video coding (SVC) achieves high…

Multimedia · Computer Science 2020-09-23 L. Balaji , K. K. Thyagharajan