knee of characteristic

简明释义

特性曲线最大弯曲处

英英释义

例句

1.The knee of characteristic in this graph shows the transition point between linear and exponential growth.

此图中的特征的膝部显示了线性增长和指数增长之间的过渡点。

2.In the context of statistics, the point where the data begins to deviate significantly is often referred to as the knee of characteristic.

在统计学中，数据开始显著偏离的点通常被称为特征的膝部。

3.When analyzing the performance of a machine learning model, the knee of characteristic can indicate the optimal number of features to use.

在分析机器学习模型的性能时，特征的膝部可以指示使用的最佳特征数量。

4.Identifying the knee of characteristic helps us determine when to stop adding more resources.

识别特征的膝部有助于我们确定何时停止添加更多资源。

5.The knee of characteristic in the cost curve indicates the most efficient allocation of budget.

成本曲线中的特征的膝部指示预算的最有效分配。

作文

In the realm of physics and engineering, the term knee of characteristic refers to a specific point on a graph that indicates a significant change in behavior or response of a system. This concept is particularly important in understanding how various systems react under different conditions. For instance, when analyzing the performance of materials under stress, the knee of characteristic can signify the transition from elastic behavior to plastic deformation. At this point, the material no longer returns to its original shape after the load is removed, which is crucial for engineers to consider when designing structures that must withstand various forces.To illustrate this further, let’s consider the example of a stress-strain curve for a metal. Initially, as stress is applied, the strain increases proportionally, indicating that the material is behaving elastically. However, as we continue to apply stress, we reach a point where the curve begins to bend—this is the knee of characteristic. Beyond this point, the material will begin to deform permanently, which can lead to failure if not accounted for in design processes.Understanding the knee of characteristic is also essential in the field of electronics, particularly when dealing with the I-V characteristics of diodes and transistors. The knee point represents a threshold voltage where the device begins to conduct significantly more current. Recognizing this point allows engineers to design circuits that operate efficiently and within safe limits. Ignoring the knee of characteristic could result in circuit failure or damage to components.Moreover, the concept extends beyond physical systems into areas such as economics and social sciences. For example, in economics, the knee of characteristic might represent a point of diminishing returns in production, where increasing inputs yields progressively smaller increases in output. Businesses must identify this point to optimize resource allocation and maximize profits.In conclusion, the knee of characteristic serves as a pivotal concept across various disciplines, highlighting points of significant change that can affect the performance and behavior of systems. Whether in engineering, electronics, or economics, recognizing and understanding this critical juncture can lead to better decision-making, enhanced designs, and improved outcomes. It is essential for professionals in these fields to be well-versed in identifying the knee of characteristic to ensure the reliability and efficiency of their work. Thus, mastering this concept is not only beneficial but necessary for success in many technical and analytical domains.

在物理和工程领域，术语knee of characteristic指的是图表上的一个特定点，该点表示系统行为或响应的显著变化。这个概念在理解各种系统如何在不同条件下反应时尤为重要。例如，在分析材料在应力下的性能时，knee of characteristic可以表示从弹性行为到塑性变形的过渡。在这一点上，材料在去除负载后不再恢复到其原始形状，这对于工程师在设计必须承受各种力量的结构时至关重要。为了进一步说明这一点，让我们考虑金属的应力-应变曲线的例子。最初，当施加应力时，应变成比例增加，表明材料表现出弹性。然而，随着我们继续施加应力，我们达到一个点，曲线开始弯曲——这就是knee of characteristic。在这一点之后，材料将开始永久变形，如果在设计过程中未考虑这一点，可能会导致失效。理解knee of characteristic在电子学领域也至关重要，特别是在处理二极管和晶体管的I-V特性时。拐点代表一个阈值电压，在该电压下，设备开始显著导电。识别这一点使工程师能够设计高效且在安全范围内工作的电路。忽视knee of characteristic可能导致电路故障或组件损坏。此外，这一概念不仅限于物理系统，还扩展到经济学和社会科学等领域。例如，在经济学中，knee of characteristic可能表示生产中的收益递减点，在此点上，增加投入所产生的产出逐渐减少。企业必须识别这一点，以优化资源配置并最大化利润。总之，knee of characteristic在各个学科中都发挥着关键作用，突显出可能影响系统性能和行为的重要变化点。无论是在工程、电子还是经济学中，识别和理解这一关键转折点可以带来更好的决策、更优的设计和更好的结果。在这些领域，专业人士掌握knee of characteristic的概念是确保工作可靠性和效率的必要条件。因此，掌握这一概念不仅有益而且在许多技术和分析领域取得成功是必不可少的。