English
Related papers

Related papers: Human Detection for Night Surveillance using Adapt…

200 papers

Detecting small moving targets accurately in infrared (IR) image sequences is a significant challenge. To address this problem, we propose a novel method called spatial-temporal local feature difference (STLFD) with adaptive background…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Yongkang Zhao , Chuang Zhu , Yuan Li , Shuaishuai Wang , Zihan Lan , Yuanyuan Qiao

Computer vision is used in this work to detect lighting elements in buildings with the goal of improving the accuracy of previous methods to provide a precise inventory of the location and state of lamps. Using the framework developed in…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Francisco Troncoso-Pastoriza , Pablo Eguía-Oller , Rebeca P. Díaz-Redondo , Enrique Granada-Álvarez , Aitor Erkoreka

In this paper, we propose an effective and efficient method for Human-Gaze-Target (HGT) detection, i.e., gaze following. Current approaches decouple the HGT detection task into separate branches of salient object detection and human gaze…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Danyang Tu , Xiongkuo Min , Huiyu Duan , Guodong Guo , Guangtao Zhai , Wei Shen

Optical imaging systems are widely used in the drone industry (optical navigation, terrain scanners), industry (distance measurement, 3D visualization), security (optical scanners and motion sensors), robotics (motion sensors, terrain or…

Instrumentation and Detectors · Physics 2022-08-10 K. Khuseynzada , A. Sadigov , J. Naghiyev , F. Ahmadov , G. Ahmadov

We propose an automatic method to infer high dynamic range illumination from a single, limited field-of-view, low dynamic range photograph of an indoor scene. In contrast to previous work that relies on specialized image capture, user…

Computer Vision and Pattern Recognition · Computer Science 2017-11-22 Marc-André Gardner , Kalyan Sunkavalli , Ersin Yumer , Xiaohui Shen , Emiliano Gambaretto , Christian Gagné , Jean-François Lalonde

Understanding the human-object interactions (HOIs) from a video is essential to fully comprehend a visual scene. This line of research has been addressed by detecting HOIs from images and lately from videos. However, the video-based HOI…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Zhifan Ni , Esteve Valls Mascaró , Hyemin Ahn , Dongheui Lee

In this paper, we propose a radio-assisted human detection framework by incorporating radio information into the state-of-the-art detection methods, including anchor-based onestage detectors and two-stage detectors. We extract the radio…

Computer Vision and Pattern Recognition · Computer Science 2021-12-17 Chengrun Qiu , Dongheng Zhang , Yang Hu , Houqiang Li , Qibin Sun , Yan Chen

In general, background subtraction-based methods are used to detect moving objects in visual tracking applications. In this paper, we employed a background subtraction-based scheme to detect the temporarily stationary objects. We proposed…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Deepak Ghimire , Joonwhoan Lee

Light Detection and Ranging (LiDAR) technology in consumer-grade mobile devices can be used as a replacement for traditional background removal and compositing techniques. Unlike approaches such as chroma keying and trained AI models,…

Image and Video Processing · Electrical Eng. & Systems 2025-09-03 Jessica Kinnevan , Naifa Alqahtani , Toral Chauhan

Image Forgery Localization (IFL) technology aims to detect and locate the forged areas in an image, which is very important in the field of digital forensics. However, existing IFL methods suffer from feature degradation during training…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Yakun Niu , Pei Chen , Lei Zhang , Lei Tan , Yingjian Chen

Periocular recognition has gained attention recently due to demands of increased robustness of face or iris in less controlled scenarios. We present a new system for eye detection based on complex symmetry filters, which has the advantage…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Fernando Alonso-Fernandez , Josef Bigun

We introduce Object-Guided Localization (OGuL) based on a novel method of local-feature matching. Direct matching of local features is sensitive to significant changes in illumination. In contrast, object detection often survives severe…

Computer Vision and Pattern Recognition · Computer Science 2022-02-10 Assia Benbihi , Cédric Pradalier , Ondřej Chum

Photography during night or in dark conditions typically suffers from noise, low light and blurring issues due to the dim environment and the common use of long exposure. Although Deblurring and Low-light Image Enhancement (LLIE) are…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Daniel Feijoo , Juan C. Benito , Alvaro Garcia , Marcos V. Conde

Face recognition from image or video is a popular topic in biometrics research. Many public places usually have surveillance cameras for video capture and these cameras have their significant value for security purpose. It is widely…

Computer Vision and Pattern Recognition · Computer Science 2013-02-27 Faizan Ahmad , Aaima Najam , Zeeshan Ahmed

Upsurging abnormal activities in crowded locations such as airports, train stations, bus stops, shopping malls, etc., urges the necessity for an intelligent surveillance system. An intelligent surveillance system can differentiate between…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Shahriar Jahan , Roknuzzaman , Md Robiul Islam

Video fusion is a process that combines visual data from different sensors to obtain a single composite video preserving the information of the sources. The availability of a system, enhancing human ability to perceive the observed…

Multimedia · Computer Science 2010-04-27 Anjali Malviya , S. G. Bhirud

Shadows are common aspect of images and when left undetected can hinder scene understanding and visual processing. We propose a simple yet effective approach based on reflectance to detect shadows from single image. An image is first…

Computer Vision and Pattern Recognition · Computer Science 2018-07-13 Sri Kalyan Yarlagadda , Fengqing Zhu

Remote sensing image classification can be performed in many different ways to extract meaningful features. One common approach is to perform edge detection. A second approach is to try and detect whole shapes, given the fact that these…

Computer Vision and Pattern Recognition · Computer Science 2014-01-31 T. Balaji , Dr. M. Sumathi

Visual-based target tracking is easily influenced by multiple factors, such as background clutter, targets fast-moving, illumination variation, object shape change, occlusion, etc. These factors influence the tracking accuracy of a target…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 Yanyan Liu , Changcheng Pan , Minglin Bie , Jin Li

Relighting of human images enables post-photography editing of lighting effects in portraits. The current mainstream approach uses neural networks to approximate lighting effects without explicitly accounting for the principle of physical…

Graphics · Computer Science 2024-11-04 Daichi Tajima , Yoshihiro Kanamori , Yuki Endo