horizontal-time dilution of precision

简明释义

钟偏差系数(GPS用语

英英释义

例句

1.To improve accuracy, we need to minimize the horizontal-time dilution of precision in our tracking systems.

为了提高准确性，我们需要最小化我们跟踪系统中的水平时间精度稀释。

2.During the analysis, we found that the horizontal-time dilution of precision was significantly affecting our results.

在分析过程中，我们发现水平时间精度稀释显著影响了我们的结果。

3.The horizontal-time dilution of precision increases in urban areas due to signal reflection and interference.

由于信号反射和干扰，城市地区的水平时间精度稀释增加。

4.In GPS systems, the horizontal-time dilution of precision can affect location accuracy during high-speed travel.

在GPS系统中，水平时间精度稀释可能会影响高速旅行中的位置准确性。

5.Engineers must account for horizontal-time dilution of precision when designing navigation algorithms.

工程师在设计导航算法时必须考虑到水平时间精度稀释。

作文

In today's fast-paced world, precision and accuracy are vital in various fields, especially in technology and navigation. One concept that has gained attention in recent years is the horizontal-time dilution of precision, which refers to the degradation of positional accuracy over time as a result of horizontal movement. This phenomenon is particularly significant in Global Navigation Satellite Systems (GNSS), where the effectiveness of satellite positioning can diminish based on how long a receiver has been stationary or moving. Understanding this concept is crucial for professionals in fields such as surveying, aviation, and autonomous vehicle navigation. To grasp the importance of horizontal-time dilution of precision, we must first consider how GNSS works. These systems rely on signals from multiple satellites to triangulate a precise location on Earth. However, the accuracy of this positioning can be affected by various factors, including atmospheric conditions, signal interference, and the geometry of the satellites relative to the receiver. Among these factors, the horizontal-time dilution of precision specifically deals with the relationship between time spent in a given position and the quality of the positional data obtained during that time. For instance, when a GNSS receiver is stationary, it can gather more signals from satellites, allowing for a more accurate calculation of its position. However, if the receiver begins to move, especially horizontally, the geometric configuration of the satellites changes, leading to a potential decrease in accuracy. This is where the term horizontal-time dilution of precision comes into play. It emphasizes that as time progresses while the receiver moves, the precision of the location data can dilute, making it less reliable. The implications of horizontal-time dilution of precision extend beyond technical specifications; they also impact real-world applications. In surveying, for example, professionals must account for this dilution to ensure that their measurements are accurate. If a surveyor is moving while taking readings, the resulting data may not reflect the true position accurately. Similarly, in aviation, pilots rely on precise navigation data to ensure safety and efficiency. Any dilution of precision due to movement can lead to miscalculations that might have serious consequences. Moreover, in the realm of autonomous vehicles, understanding horizontal-time dilution of precision is essential for developing algorithms that allow these vehicles to navigate safely and effectively. As they constantly move through various environments, maintaining high accuracy in positioning is critical for avoiding obstacles and making informed driving decisions. Engineers and developers must design systems that can mitigate the effects of this dilution to enhance the reliability of navigation technologies. In conclusion, the concept of horizontal-time dilution of precision serves as a reminder of the complexities involved in obtaining accurate positional data in a world defined by constant movement. By recognizing the factors that contribute to this dilution, professionals across various fields can implement strategies to minimize its impact. Whether in surveying, aviation, or autonomous vehicle navigation, understanding and addressing horizontal-time dilution of precision is essential for ensuring accuracy and safety in our increasingly mobile society.

在当今快节奏的世界中，精确性和准确性在各个领域都是至关重要的，尤其是在技术和导航方面。近年来，一个受到关注的概念是水平时间精度稀释，它指的是由于水平运动而导致的位置精度随时间的退化。这一现象在全球导航卫星系统（GNSS）中尤为显著，在这些系统中，卫星定位的有效性可能会随着接收器静止或移动的时间长度而降低。理解这一概念对测量、航空和自动驾驶车辆导航等领域的专业人士至关重要。 要理解水平时间精度稀释的重要性，我们首先必须考虑GNSS的工作原理。这些系统依赖于来自多个卫星的信号，以三角测量计算出地球上精确的位置。然而，这种定位的准确性可能受到多种因素的影响，包括大气条件、信号干扰以及卫星相对于接收器的几何位置。在这些因素中，水平时间精度稀释特别涉及在给定位置停留的时间与在此期间获得的位置信息质量之间的关系。 例如，当GNSS接收器处于静止状态时，它可以从卫星收集更多信号，从而允许更准确地计算其位置。然而，如果接收器开始移动，尤其是水平移动，卫星的几何配置就会发生变化，导致可能的准确性下降。这就是水平时间精度稀释一词的意义所在。它强调了随着接收器移动的时间推移，位置数据的精度可能会稀释，从而使其变得不那么可靠。 水平时间精度稀释的影响不仅限于技术规格；它们还影响实际应用。例如，在测量中，专业人士必须考虑这种稀释，以确保他们的测量准确。如果测量员在移动时进行读数，结果数据可能无法准确反映真实位置。同样，在航空领域，飞行员依赖精确的导航数据来确保安全和效率。由于运动引起的任何精度稀释都可能导致严重后果的错误计算。 此外，在自动驾驶车辆领域，理解水平时间精度稀释对于开发这些车辆安全有效导航的算法至关重要。由于它们不断在各种环境中移动，因此在定位中保持高精度对于避免障碍物和做出明智的驾驶决策至关重要。工程师和开发人员必须设计能够减轻这种稀释影响的系统，以增强导航技术的可靠性。 总之，水平时间精度稀释的概念提醒我们在一个以持续运动为特征的世界中获取准确位置信息的复杂性。通过认识到导致这种稀释的因素，各个领域的专业人士可以实施策略来最小化其影响。无论是在测量、航空还是自动驾驶车辆导航中，理解和应对水平时间精度稀释对于确保我们日益流动的社会中的准确性和安全性至关重要。