photogrammetric measurement

简明释义

摄影测量

英英释义

例句

1.The architect relied on photogrammetric measurement to assess the dimensions of the existing building.

建筑师依赖摄影测量来评估现有建筑的尺寸。

2.In archaeology, photogrammetric measurement helps in documenting excavation sites accurately.

在考古学中，摄影测量有助于准确记录发掘现场。

3.Using photogrammetric measurement, we were able to analyze the changes in land use over the years.

通过使用摄影测量，我们能够分析多年来土地利用的变化。

4.The team used photogrammetric measurement to create a detailed map of the terrain.

团队使用摄影测量技术制作了地形的详细地图。

5.The forestry department employs photogrammetric measurement to monitor forest health and growth.

林业部门采用摄影测量来监测森林的健康和生长情况。

作文

In today's rapidly advancing technological landscape, the field of geospatial science has witnessed significant developments, particularly in the area of mapping and measurement. One of the most innovative techniques employed in this domain is photogrammetric measurement, which refers to the process of obtaining reliable measurements through photographs. This method utilizes the principles of photography and geometry to extract three-dimensional information from two-dimensional images. Photogrammetric measurement is not only crucial for creating accurate maps but also plays a vital role in various applications such as urban planning, environmental monitoring, and disaster management.The roots of photogrammetric measurement can be traced back to the early 19th century when pioneers began experimenting with aerial photography. Over the years, advancements in camera technology and computer software have transformed this technique into a sophisticated tool that can produce high-resolution, precise measurements. Today, photogrammetry is widely used in industries ranging from construction to archaeology, where accurate spatial data is essential.One of the key advantages of photogrammetric measurement is its ability to cover large areas quickly and efficiently. Traditional surveying methods can be time-consuming and labor-intensive, often requiring surveyors to physically traverse the terrain. In contrast, photogrammetry allows for the collection of data from a distance, making it possible to capture vast landscapes in a fraction of the time. This efficiency is particularly beneficial in emergency situations, where rapid assessment of damage or risk is critical.Moreover, the accuracy of photogrammetric measurement has improved dramatically with the advent of digital imaging technologies. Modern photogrammetric systems can achieve centimeter-level precision, enabling professionals to create detailed models of the environment. These models can then be used for various analyses, such as assessing land use changes, monitoring vegetation growth, or even planning infrastructure projects.In addition to its practical applications, photogrammetric measurement also holds significant educational value. It serves as an essential tool in teaching students about spatial analysis and remote sensing. By engaging with this technology, students can develop a deeper understanding of how geographical data is collected and interpreted. This knowledge is increasingly important in a world where data-driven decision-making is becoming the norm.Despite its many benefits, there are challenges associated with photogrammetric measurement. For instance, the quality of the output is highly dependent on the quality of the input images. Factors such as lighting conditions, camera calibration, and image resolution can significantly impact the final results. Therefore, practitioners must be well-versed in the technical aspects of photography and photogrammetry to ensure accurate measurements.Furthermore, as with any technology, there are ethical considerations surrounding the use of photogrammetric measurement. Issues related to privacy, data ownership, and consent must be addressed, especially when capturing images of populated areas. It is essential for professionals in this field to adhere to ethical guidelines and regulations to protect individuals' rights while utilizing this powerful tool.In conclusion, photogrammetric measurement is a transformative technique that has revolutionized the way we gather and analyze spatial data. Its applications are vast, spanning multiple industries and disciplines. As technology continues to evolve, the potential for photogrammetric measurement to contribute to our understanding of the world around us will only grow. Embracing this innovative approach not only enhances our ability to make informed decisions but also fosters a greater appreciation for the intricate relationships within our environment.

在当今快速发展的技术环境中，地理空间科学领域经历了显著的发展，尤其是在制图和测量方面。该领域采用的一种最具创新性的技术是摄影测量，它指的是通过照片获取可靠测量的过程。这种方法利用摄影和几何的原理，从二维图像中提取三维信息。摄影测量不仅对于创建准确地图至关重要，而且在城市规划、环境监测和灾害管理等各种应用中也发挥着重要作用。摄影测量的根源可以追溯到19世纪初，当时一些先驱者开始尝试航空摄影。随着相机技术和计算机软件的进步，这一技术逐渐演变为一种复杂的工具，能够生成高分辨率、精确的测量结果。如今，摄影测量被广泛应用于建筑、考古等行业，在这些行业中，准确的空间数据至关重要。摄影测量的一个关键优势是其能够快速高效地覆盖大面积区域。传统的测量方法可能耗时且劳动密集，通常需要测量人员亲自穿越地形。相比之下，摄影测量允许从远处收集数据，使得在短时间内捕获广阔的景观成为可能。这种效率在紧急情况下尤为重要，因为迅速评估损坏或风险至关重要。此外，随着数字成像技术的出现，摄影测量的准确性也得到了显著提高。现代摄影测量系统可以达到厘米级的精度，使专业人员能够创建详细的环境模型。这些模型随后可用于各种分析，例如评估土地使用变化、监测植被生长，甚至规划基础设施项目。除了实际应用外，摄影测量还具有重要的教育价值。它作为教授学生空间分析和遥感的基本工具。通过接触这项技术，学生可以更深入地理解地理数据是如何收集和解释的。这种知识在一个数据驱动决策日益成为常态的世界中变得越来越重要。尽管有许多好处，但与摄影测量相关的挑战也存在。例如，输出的质量高度依赖于输入图像的质量。光照条件、相机校准和图像分辨率等因素都可能显著影响最终结果。因此，从业人员必须熟悉摄影和摄影测量的技术方面，以确保测量的准确性。此外，与任何技术一样，使用摄影测量也存在伦理考虑。与隐私、数据所有权和同意相关的问题必须得到解决，尤其是在拍摄人口稠密地区的图像时。在利用这一强大工具时，该领域的专业人员必须遵循伦理指南和法规，以保护个人的权利。总之，摄影测量是一种变革性的技术，彻底改变了我们收集和分析空间数据的方式。它的应用范围广泛，跨越多个行业和学科。随着技术的不断发展，摄影测量对我们理解周围世界的贡献潜力只会增加。拥抱这种创新的方法不仅增强了我们做出明智决策的能力，还促进了我们对环境中复杂关系的更大欣赏。