Cramer-Rao lower bound

例句：

1. 1. In the context of signal processing, the Cramer-Rao lower bound is a crucial concept for understanding the tradeoffs between error and uncertainty.
   在信号处理的背景下，克拉默-拉奥下界值是理解误差与不确定性之间权衡的关键概念。
2. 2. The Cramer-Rao lower bound provides a theoretical framework for analyzing the performance of statistical models under variousconditions.
   克拉默-拉奥下界值为分析统计模型在不同条件下的性能提供了理论框架。
3. 3. The Cramer-Rao lower bound is used to estimate the accuracy of a measurement device, which is critical for ensuring its reliability and effectiveness.
   克拉默-拉奥下界值用于估计测量设备的准确度，这对于确保其可靠性和有效性至关重要。