然后在不同区域内分别采用不同方差的高斯函数进行轮廓平滑；
Then, the different kinds of zones are smoothed with Gaussian functions with different variance.
通过对近场空间协方差矩阵进行修正，用重构在相同方位上的远场近似空间协方差矩阵确定声源方位角。
By using the reconstructed far-field approximation space covariance matrix at the same bearings from the revised near-field space covariance matrix, the bearings of multiple sources can be obtained.
主要考虑了同方差型的半参数线性回归模型中参数的随机加权最小二乘估计（RWLSE）。
The randomly weighted least square estimator (RWLSE) for the parametric component in semi-parametric regression models was mainly discussed.
主要考虑了同方差型的半参数线性回归模型中参数的随机加权最小二乘估计（RWLSE）。
The randomly weighted least square estimator (RWLSE) for the parametric component in semi-parametric regression models was mainly discussed.
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