使用无人机图像和人工智能技术绘制杂草地图:当前的趋势和挑战
Maurício Cagliari Tosin1, Aldo Merotto Júnior1, Estéfani Sulzbach1
1Crop Science Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil.
Pest management science
|August 21, 2025
概括
通过无人机成像在农业中实时识别杂草. 这篇评论分析了用于杂草测绘的机器学习方法,强调了精准农业的挑战和未来方向.
科学领域:
- 农业工程
- 计算机科学
- 遥感技术
背景情况:
- 无人驾驶飞行器 (UAV) 在识别杂草方面具有很高的准确性 (>90%).
- 在嵌入式系统上实时识别杂草仍然是一个挑战.
- 基于无人机的杂草测绘对于精准农业至关重要.
研究的目的:
- 通过无人机成像审查和分析用于杂草识别的机器学习和深度学习 (DL) 应用.
- 突出目前研究的方法,挑战和优势/局限性.
- 以指导未来的实时杂草测绘和特定场所的除草剂应用研究.
主要方法:
- 对基于无人机的杂草识别学术研究进行系统的文献审查.
- 根据方法和所涉及的问题组织和比较研究.
- 对特征提取和分类的经典和DL方法的分析.
主要成果:
- 经典方法侧重于光谱,纹理和几何特征,并倾向于非可见光谱.
- DL方法擅长直接从图像中自动提取多尺度的特征.
- 对于区分杂草物种和类型,DL显得非常有前途.
结论:
- 无人机图像与DL相结合提供了强大的杂草绘图方法.
- 需要进一步的研究来克服实时嵌入式系统的挑战.
- 这次审查为开发特定场所的杂草管理智能系统提供了洞察力.
相关概念视频
01:29Levels of Use of a GIS
100
Geographic Information Systems (GIS) operate across three levels of application, each representing an increasing degree of complexity: data management, analysis, and prediction. These levels reflect the expanding functionality and versatility of GIS technology in handling spatial data for diverse purposes.Data ManagementAt its foundational level, GIS serves as a tool for data management, enabling the input, storage, retrieval, and organization of spatial data. This level is often employed in...
100
02:16Light Acquisition
8.6K
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.
8.6K
01:25Methods of Obtaining Topography
116
Topography involves measuring and mapping land elevations, natural features, and artificial structures to create accurate representations of the terrain. Topographic surveying relies on traditional and modern methods, each with distinct advantages and limitations.Traditional Surveying Methods:Transit stadia surveys and plane table surveys were widely used traditional surveying methods. These techniques relied on instruments like theodolites and stadia rods for measuring distances and angles,...
116
01:21Manipulation and Analysis
59
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
59
01:29Issues And Trends In Healthcare Delivery System
5.8K
The issues and trends in healthcare delivery are constantly changing. The COVID-19 pandemic is one recent issue that wreaked havoc on healthcare systems, causing a shortage of healthcare workers, high demand for medicines and supplies, and increased medical expenditure due to a lack of insurance. Other issues include rising healthcare costs and care fragmentation.
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
5.8K
01:29Applications of GIS: Disaster Management and Emergency Response
150
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
150