Results 31 to 40 of about 110,175 (278)

Detection and Tracking Method of Floating Objects on Water Surface Based on Improved SSD Model and Adaptive Filtering Algorithm

open access: yes工程科学与技术, 2023
The floating objects on water surfaces seriously damage river landscapes and water ecological environments. However, due to the complex and diverse river environments, there are many noise problems such as water wave disturbance, dynamic light and shadow,
Renfei CHEN   +4 more
doaj  

A Real-Time Vessel Detection and Tracking System Based on LiDAR

open access: yesSensors, 2023
Vessel detection and tracking is of utmost importance to river traffic. Efficient detection and tracking technology offer an effective solution to address challenges related to river traffic safety and congestion. Traditional image-based object detection
Liangjian Qi   +5 more
doaj   +1 more source

Facial feature extraction and principal component analysis for face detection in color images [PDF]

open access: yes, 2004
A hybrid technique based on facial feature extraction and Principal Component Analysis (PCA) is presented for frontal face detection in color images. Facial features such as eyes and mouth are automatically detected based on properties of the associated ...
O'Connor, Noel E.   +8 more
core   +2 more sources

Video analysis based vehicle detection and tracking using an MCMC sampling framework [PDF]

open access: yes, 2012
This article presents a probabilistic method for vehicle detection and tracking through the analysis of monocular images obtained from a vehicle-mounted camera.
Salgado Álvarez de Sotomayor, Luis   +2 more
core   +1 more source

Human Detection And Tracking Through Temporal Feature Recognition [PDF]

open access: yes, 2014
Publication in the conference proceedings of EUSIPCO, Lisbon, Portugal ...
Coutts, Fraser K.   +2 more
openaire   +4 more sources

Research on Multi-Ship Target Detection and Tracking Method Based on Camera in Complex Scenes

open access: yesJournal of Marine Science and Engineering, 2022
Aiming at the problem that multi-ship target detection and tracking based on cameras is difficult to meet the accuracy and speed requirements at the same time in some complex scenes, an improved YOLOv4 algorithm is proposed, which simplified the network ...
Xiaobin Hong   +4 more
doaj   +1 more source

Multi-Object Tracking Algorithm for Unmanned Vehicle Autonomous Driving Scene Based on Online Spatiotemporal Feature Correlation

open access: yesIEEE Access
Aiming at the problem that the multi-object tracking algorithm is difficult to accurately design the object feature model and data association algorithm in the process of unmanned vehicle autonomous driving, a multi-object tracking algorithm based on ...
Haijun Li   +3 more
doaj   +1 more source

Robust PMBM Filter with Unknown Detection Probability Based on Feature Estimation

open access: yesSensors, 2022
This paper provides a solution for multi-target tracking with unknown detection probability. For the standard Poisson Multi-Bernoulli Mixture (PMBM) filter, the detection probability is generally considered a priori.
Yi Wang, Peng Rao, Xin Chen
doaj   +1 more source

On the use of feature tracks for dynamic concept detection in video [PDF]

open access: yes2010 IEEE International Conference on Image Processing, 2010
This paper proposes the use of feature tracks for the detection of concepts in video, particularly dynamic concepts. Feature tracks are defined as sets of local interest points found in different frames of a video shot that exhibit spatio-temporal and visual continuity, defining a trajectory in the 2D+Time space.
Mezaris V., Dimou A., Kompatsiaris I.
openaire   +2 more sources

Ball Tracking Based on Multiscale Feature Enhancement and Cooperative Trajectory Matching

open access: yesApplied Sciences
Most existing object tracking research focuses on pedestrians and autonomous driving while ignoring sports scenes. When general object tracking models are used for ball tracking, there are often problems, such as detection omissions due to small object ...
Xiao Han, Qi Wang, Yongbin Wang
doaj   +1 more source

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