无人驾驶飞行器实时检测传感器使用改进的YOLOv8s算法
Fuhao Lu1, Chao Zeng1, Hangkun Shi1
1School of Electronic Information and Electrical Engineering, Chengdu University, Chengdu 610106, China.
Sensors (Basel, Switzerland)
|October 16, 2025
概括
这项研究通过将长短期记忆网络与YOLOv8s集成来增强无人机检测,改善了对空域安全的未经授权的无人机 (UAV) 的实时跟踪.
科学领域:
- 计算机视觉 计算机视觉
- 人工智能的人工智能
- 航空航天工程 航空航天工程
背景情况:
- 无人机 (UAV) 定位对于低空经济应用至关重要.
- 传统的YOLOv8s算法因单限制而难以进行错过的检测.
- 未经授权的无人机活动或"黑飞行"给空域管理带来了重大挑战.
研究的目的:
- 为了提高未经授权的无人机的准确性和实时检测.
- 克服单功能依赖现有算法的局限性.
- 为了增强无人机轨迹预测和跟踪能力.
主要方法:
- 长期短期记忆 (LSTM) 网络与YOLOv8s框架的整合.
- 利用时间序列建模用于历史特征保留和动态轨迹预测.
- 使用一个结合损失函数 (边界盒回归和二进制交叉) 优化与亚当算法.
- 使用蒙特卡洛随机抽样验证训练数据分布,以提高概括性.
主要成果:
- 与传统方法相比,无人机检测性能显著提高.
- 在检测未经授权的无人机方面,即使在复杂的场景中,也表现出了强大的稳定性.
- 在RK3588嵌入式系统上部署时,实现了低错误负率.
结论:
- 拟议的LSTM增强的YOLOv8s算法提供了卓越的无人机检测和跟踪.
- 该方法在空域管理和反无人机作战方面具有很强的实际应用潜力.
- 实时性能和准确性使其适用于关键安全应用.
相关概念视频
01:29Application of Linearization and Approximation
36
A drone flying through complex terrain often relies on more than one sensing method to estimate small changes in altitude. Along with direct measurements, air pressure provides a useful indirect indicator of vertical movement. Atmospheric pressure decreases as altitude increases, and this relationship is commonly described using an exponential model. Although accurate, converting pressure measurements into altitude values requires calculations that are too complex to perform repeatedly during...
36
01:05Difference from Background: Limit of Detection
8.0K
The limit of detection (LOD) is the smallest amount of analyte that can be distinguished from the background noise. The LOD value corresponds to the concentration at which the analyte signal is three times larger than the standard deviation of the blank signal. Below this value, the analyte signal cannot be differentiated from the background noise. It is calculated by dividing the calibration slope by 3 times the standard deviation of the blank signals.
The LOD indicates the presence or absence...
The LOD indicates the presence or absence...
8.0K
02:16Light Acquisition
9.4K
In order to produce glucose, plants need to capture sufficient light energy. Many modern plants have evolved leaves specialized for light acquisition. Leaves can be only millimeters in width or tens of meters wide, depending on the environment. Due to competition for sunlight, evolution has driven the evolution of increasingly larger leaves and taller plants, to avoid shading by their neighbors with contaminant elaboration of root architecture and mechanisms to transport water and nutrients.
9.4K
01:22Force Classification
2.3K
Forces play a crucial role in the study of physics and engineering. They are essential in describing the motion, behavior, and equilibrium of objects in the physical world. Forces can be classified based on their origin, type, and direction of action.
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
2.3K
01:02Gyroscope
4.1K
A gyroscope is defined as a spinning disk in which the axis of rotation is free to assume any orientation. When spinning, the orientation of the spin axis is unaffected by the orientation of the body that encloses it. The body or vehicle enclosing the gyroscope can be moved from place to place, while the orientation of the spin axis remains the same. This makes gyroscopes very useful in navigation, especially where magnetic compasses cannot be used, such as in crewed and crewless spacecraft,...
4.1K
01:28Field Application of Global Positioning System
315
The Global Positioning System (GPS) has become an indispensable tool in fieldwork, offering unparalleled precision and efficiency for surveying, navigation, and infrastructure development. By harnessing signals from a constellation of satellites, GPS receivers determine the location of objects with remarkable speed and accuracy, often completing calculations within a second.Advantages of Modern GPS TechnologyContemporary GPS receivers are designed to meet the practical demands of field...
315