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Driver distractions are known to be the dominant cause of road accidents. While monitoring systems can detect non-driving-related activities and facilitate reducing the risks, they must be accurate and efficient to be applicable.…

计算机视觉与模式识别 · 计算机科学 2022-10-19 Yiming Ma , Victor Sanchez , Soodeh Nikan , Devesh Upadhyay , Bhushan Atote , Tanaya Guha

The ability to identify the static background in videos captured by a moving camera is an important pre-requisite for many video applications (e.g. video stabilization, stitching, and segmentation). Existing methods usually face…

计算机视觉与模式识别 · 计算机科学 2019-03-07 Kaimo Lin , Nianjuan Jiang , Loong Fah Cheong , Jiangbo Lu , Xun Xu

Predicting future frames of a video sequence has been a problem of high interest in the field of Computer Vision as it caters to a multitude of applications. The ability to predict, anticipate and reason about future events is the essence…

计算机视觉与模式识别 · 计算机科学 2020-09-04 Jasmeen Kaur , Sukhendu Das

We propose a solution to detect anomalous events in videos without the need to train a model offline. Specifically, our solution is based on a randomly-initialized multilayer perceptron that is optimized online to reconstruct video frames,…

计算机视觉与模式识别 · 计算机科学 2023-01-24 Yuqi Ouyang , Guodong Shen , Victor Sanchez

Video object segmentation aims at accurately segmenting the target object regions across consecutive frames. It is technically challenging for coping with complicated factors (e.g., shape deformations, occlusion and out of the lens). Recent…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Peng Sun , Peiwen Lin , Guangliang Cheng , Jianping Shi , Jiawan Zhang , Xi Li

Inspired by the complementarity between conventional frame-based and bio-inspired event-based cameras, we propose a multi-modal based approach to fuse visual cues from the frame- and event-domain to enhance the single object tracking…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Jiqing Zhang , Xin Yang , Yingkai Fu , Xiaopeng Wei , Baocai Yin , Bo Dong

Appearance and motion are two key components to depict and characterize the video content. Currently, the two-stream models have achieved state-of-the-art performances on video classification. However, extracting motion information,…

计算机视觉与模式识别 · 计算机科学 2019-06-24 Yongyi Tang , Lin Ma , Lianqiang Zhou

This paper addresses the problem of detecting relevant motion caused by objects of interest (e.g., person and vehicles) in large scale home surveillance videos. The traditional method usually consists of two separate steps, i.e., detecting…

计算机视觉与模式识别 · 计算机科学 2018-01-09 Ruichi Yu , Hongcheng Wang , Larry S. Davis

Multiple object tracking (MOT) has been successfully investigated in computer vision. However, MOT for the videos captured by unmanned aerial vehicles (UAV) is still challenging due to small object size, blurred object appearance, and very…

计算机视觉与模式识别 · 计算机科学 2023-08-16 Mufeng Yao , Jiaqi Wang , Jinlong Peng , Mingmin Chi , Chao Liu

Video anomaly detection is an essential but challenging task. The prevalent methods mainly investigate the reconstruction difference between normal and abnormal patterns but ignore the semantics consistency between appearance and motion…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Xiangyu Huang , Caidan Zhao , Zhiqiang Wu

We present an approach to predict future video frames given a sequence of continuous video frames in the past. Instead of synthesizing images directly, our approach is designed to understand the complex scene dynamics by decoupling the…

计算机视觉与模式识别 · 计算机科学 2020-04-16 Yue Wu , Rongrong Gao , Jaesik Park , Qifeng Chen

We present a local anomaly detection method in videos. As opposed to most existing methods that are computationally expensive and are not very generalizable across different video scenes, we propose an adversarial framework that learns the…

计算机视觉与模式识别 · 计算机科学 2021-06-14 Pankaj Raj Roy , Guillaume-Alexandre Bilodeau , Lama Seoud

Human actions often involve complex interactions across several inter-related objects in the scene. However, existing approaches to fine-grained video understanding or visual relationship detection often rely on single object representation…

计算机视觉与模式识别 · 计算机科学 2018-03-22 Chih-Yao Ma , Asim Kadav , Iain Melvin , Zsolt Kira , Ghassan AlRegib , Hans Peter Graf

Tracking pixels in videos is typically studied as an optical flow estimation problem, where every pixel is described with a displacement vector that locates it in the next frame. Even though wider temporal context is freely available, prior…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Adam W. Harley , Zhaoyuan Fang , Katerina Fragkiadaki

Instance segmentation is a challenging task aiming at classifying and segmenting all object instances of specific classes. While two-stage box-based methods achieve top performances in the image domain, they cannot easily extend their…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Xiang Li , Jinglu Wang , Xiao Li , Yan Lu

Video interpolation is an important problem in computer vision, which helps overcome the temporal limitation of camera sensors. Existing video interpolation methods usually assume uniform motion between consecutive frames and use linear…

计算机视觉与模式识别 · 计算机科学 2019-11-05 Xiangyu Xu , Li Siyao , Wenxiu Sun , Qian Yin , Ming-Hsuan Yang

Detection-driven real-time video analytics require continuous detection of objects contained in the video frames using deep learning models like YOLOV3, EfficientDet. However, running these detectors on each and every frame in…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Md Adnan Arefeen , Sumaiya Tabassum Nimi , Md Yusuf Sarwar Uddin

Detecting anomalies in crowded scenes is challenging due to severe inter-person occlusions and highly dynamic, context-dependent motion patterns. Existing approaches often struggle to adapt to varying crowd densities and lack interpretable…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Fatima AlGhamdi , Omar Alharbi , Abdullah Aldwyish , Raied Aljadaany , Muhammad Kamran J Khan , Huda Alamri

In this paper, we propose to combine detections from background subtraction and from a multiclass object detector for multiple object tracking (MOT) in urban traffic scenes. These objects are associated across frames using spatial, colour…

计算机视觉与模式识别 · 计算机科学 2019-05-17 Hui-Lee Ooi , Guillaume-Alexandre Bilodeau , Nicolas Saunier

Object detection in videos plays a crucial role in advancing applications such as public safety and anomaly detection. Existing methods have explored different techniques, including CNN, deep learning, and Transformers, for object detection…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Badhan Chandra Das , M. Hadi Amini , Yanzhao Wu