We discussed the effect produced by risk function on deciding rule between two parameter estimators, gave a probability rule for choosing estimator.
探讨了风险函数对评判参数估计优劣的影响，提出了衡量估计优劣的一个概率判定准则。
The performance of channel estimator determines the performance of the MIMO systems because of the interference between various antennas and the inter-symbol interference (ISI).
MIMO系统中，由于各天线间干扰以及码间干扰等问题的存在，信道估计性能成为影响系统性能的决定性因素。
The relationship between the project planner's decision options and the contribution of the cost estimator in the context of design engineering is discussed.
主要讨论在设计工程的过程中，项目计划人员的决策选择与费用估算人员的贡献之间的关系。
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