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Received:January 20, 2021 Revised:February 23, 2021
Received:January 20, 2021 Revised:February 23, 2021
中文摘要: 能够自动识别、统计航道上的船只类型与数量, 对建设“智慧航道”、水上智能预警、通航辅助决策等具有重要意义. 通过使用YOLOv3预训练模型, 对船只样本图片进行训练, 调参优化得到航道中船只检测模型, 然后利用深度学习模型善于进行目标特征提取的特点, 结合目标HSV颜色直方特征和LBP局部特征来实现目标选择, 针对跟踪目标容易出现的漂移和抖动问题, 设计校正网络融合使用了基于回归的方向判断和可变时间窗的目标计数方法, 较好地实现了水上运动目标的自动检测、跟踪和自校正计数. 测试表明本文方法稳定健壮, 适合用于自动分析航道视频, 提取统计数据.
Abstract:Automatically identifying the types and counting the numbers of ships on waterways is of great significance for the construction of “smart waterways”, intelligent early warning regarding water surface, and navigation decision support. In this study, ship sample images are trained with the YOLOv3 pre-training model, and the detection model for ships on waterways is developed after parameter adjustment and optimization. Then, considering that the deep learning model is good at extracting target features, this study combines the target HSV color histogram features and LBP local features to achieve the target selection. In view of common drift and jitter of tracking targets, a correction network is designed with the integration of regression-based direction judgment and target counting with a variable time window, which realizes the automatic detection, tracking and self-correcting counting of moving targets on water surface. The test results show that the proposed method is stable and robust, suitable for automatically analyzing channel videos and extracting statistical data.
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基金项目:国家重点研发计划(2017YFC1405401)
引用文本:
刘春,栗健.基于YOLOv3的可变时间窗自校正船只跟踪与计数.计算机系统应用,2021,30(11):240-246
LIU Chun,LI Jian.Self-Correcting Ship Tracking and Counting with Variable Time Window Based on YOLOv3.COMPUTER SYSTEMS APPLICATIONS,2021,30(11):240-246
刘春,栗健.基于YOLOv3的可变时间窗自校正船只跟踪与计数.计算机系统应用,2021,30(11):240-246
LIU Chun,LI Jian.Self-Correcting Ship Tracking and Counting with Variable Time Window Based on YOLOv3.COMPUTER SYSTEMS APPLICATIONS,2021,30(11):240-246