Target detection method and device, electronic equipment and storage medium

The invention provides a target detection method and device, electronic equipment and a storage medium, and solves the problems that the detection performance of an existing detection means on low, slow and small aircrafts in a complex environment (such as a sea clutter environment and a complex urb...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG RONGQUAN, YU YUANZHOU, ZHANG LIZHONG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides a target detection method and device, electronic equipment and a storage medium, and solves the problems that the detection performance of an existing detection means on low, slow and small aircrafts in a complex environment (such as a sea clutter environment and a complex urban environment) is not ideal, and a large number of false alarms or missing detection exists. The target detection method comprises the following steps: collecting an echo signal, and obtaining a Doppler frequency domain signal based on the echo signal; dividing the Doppler frequency domain signal into a clutter region and a non-clutter region; and carrying out target detection on the clutter region by adopting a self-adaptive matched filtering detection method. 本发明提供了一种目标检测方法、装置、电子设备及存储介质,解决了现有的检测手段在复杂环境(如海杂波环境、复杂城市环境等)下对"低慢小"飞行器的检测性能并不理想,存在大量的虚警或漏检的问题。所述目标检测方法包括:采集回波信号,基于所述回波信号得到多普勒频域信号;将所述多普勒频域信号划分为杂波区域和非杂波区域;采用自适应匹配滤波检测方法对所述杂波区域进行目标检测。