penalized weighted least-squares approach
...惩罚加权最小二乘法； 去噪； 隶属度函数 [gap=998]Key words: low-dose computed tomography (CT); sinograms; penalized weighted least-squares approach; noise reduction; membership function ..
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penalized weighted least-squares approach
惩罚加权最小二乘方法
以上为机器翻译结果，长、整句建议使用 人工翻译 。