The state vectors expectation, variance and covariance matrices are given under the conditions of the systems with regular infinite extreme point and singular infinite extreme point.
在系统具有正则无穷远极点和奇异无穷远极点的条件下，得到了系统状态向量的均值、方差阵及协方差阵的计算公式。
Some normalization methods are discussed in detail, including histogram method, expectation-variance method and trend surface analysis.
这里详细介绍了各种测井数据标准化的方法原理，并给出了相应的实例。
Some normalization methods are discussed in detail, including histogram method, expectation-variance method and trend surface analysis.
这里详细介绍了各种测井数据标准化的方法原理，并给出了相应的实例。
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