relative accuracy

简明释义

相对准确度

英英释义

例句

1.When comparing different sensors, it is crucial to consider their relative accuracy 相对准确性 under varying conditions.

在比较不同传感器时，考虑它们在不同条件下的相对准确性至关重要。

2.In order to assess the relative accuracy 相对准确性 of the two algorithms, we conducted a series of tests.

为了评估这两种算法的相对准确性，我们进行了系列测试。

3.The relative accuracy 相对准确性 of the forecast was validated against historical data.

该预测的相对准确性是与历史数据进行验证的。

4.The model's relative accuracy 相对准确性 improved significantly after the last update.

该模型的相对准确性在最后一次更新后显著提高。

5.The relative accuracy 相对准确性 of the measurements was within acceptable limits.

这些测量的相对准确性在可接受范围内。

作文

In the field of science and engineering, the concept of relative accuracy plays a crucial role in evaluating the performance of various systems and instruments. Relative accuracy refers to the degree of closeness of measurements or calculations to the true value, expressed as a fraction or percentage of the true value. This concept is particularly important when comparing the precision of different measuring instruments or methodologies, as it provides a standard way to assess their reliability and effectiveness.For instance, consider two different thermometers used to measure temperature. If one thermometer consistently reads temperatures that are slightly lower than the actual temperature, while another thermometer reads slightly higher, we can assess their relative accuracy by comparing their deviations from the true value. This comparison allows us to determine which thermometer is more reliable for precise measurements. In this context, relative accuracy becomes an essential metric for scientists and engineers who require high precision in their work.Moreover, in statistical analysis, relative accuracy can be used to evaluate the performance of predictive models. For example, if a model predicts a certain outcome with a high degree of accuracy but does so consistently underestimates or overestimates the actual values, understanding its relative accuracy helps researchers improve the model. By analyzing how close the predictions are to the actual results in relative terms, they can identify patterns of error and make necessary adjustments.In addition to scientific applications, relative accuracy is also relevant in everyday scenarios. For example, when shopping for groceries, consumers often compare prices per unit weight or volume to determine the best value. This comparison inherently involves a consideration of relative accuracy, as shoppers evaluate not only the absolute price but also how it relates to the quantity they receive. Understanding this concept can lead to more informed purchasing decisions.Furthermore, in the realm of finance, relative accuracy is vital for assessing the performance of investment portfolios. Investors often look at the returns generated by their investments compared to a benchmark, such as a stock index. By calculating the relative accuracy of their portfolio's performance against the benchmark, investors can gauge how well their investments are doing and make necessary adjustments to optimize returns.In conclusion, relative accuracy is a fundamental concept that permeates various fields, from scientific research to everyday decision-making. Its significance lies in providing a framework for comparison, allowing individuals and professionals to evaluate the reliability and effectiveness of measurements, predictions, and choices. By mastering the understanding of relative accuracy, one can enhance their analytical skills and make better-informed decisions, whether in a laboratory, a marketplace, or a financial setting. Thus, embracing this concept is essential for anyone seeking to improve their critical thinking and problem-solving abilities.

在科学和工程领域，相对准确性的概念在评估各种系统和仪器的性能时发挥着至关重要的作用。相对准确性是指测量或计算值与真实值的接近程度，以真实值的分数或百分比表示。这个概念在比较不同测量仪器或方法的精度时尤为重要，因为它提供了一种标准方式来评估它们的可靠性和有效性。例如，考虑使用两种不同的温度计来测量温度。如果一种温度计始终读取略低于实际温度，而另一种温度计读取略高，我们可以通过比较它们与真实值的偏差来评估它们的相对准确性。这种比较使我们能够确定哪种温度计在精确测量中更可靠。在这种情况下，相对准确性成为科学家和工程师在工作中需要高精度时的重要指标。此外，在统计分析中，相对准确性可用于评估预测模型的性能。例如，如果一个模型以高准确度预测某一结果，但始终低估或高估实际值，了解其相对准确性有助于研究人员改进模型。通过分析预测与实际结果之间的相对接近程度，他们可以识别错误模式并进行必要的调整。除了科学应用，相对准确性在日常场景中也很相关。例如，在购物时，消费者通常会比较每单位重量或体积的价格，以确定最佳价值。这种比较本质上涉及了相对准确性的考虑，因为购物者不仅评估绝对价格，还评估它与他们所获得数量的关系。理解这一概念可以帮助做出更明智的购买决策。此外，在金融领域，相对准确性对于评估投资组合的表现至关重要。投资者通常会查看其投资所产生的回报与基准（如股票指数）的比较。通过计算其投资组合的表现与基准的相对准确性，投资者可以评估其投资的表现，并进行必要的调整以优化回报。总之，相对准确性是一个基本概念，渗透到各个领域，从科学研究到日常决策。它的重要性在于提供比较框架，使个人和专业人士能够评估测量、预测和选择的可靠性和有效性。通过掌握相对准确性的理解，人们可以增强分析能力，做出更明智的决策，无论是在实验室、市场还是金融环境中。因此，拥抱这一概念对于任何希望提高批判性思维和问题解决能力的人来说都是必不可少的。