BLS-GSM代表“BayesianLeastSquares-GaussianScaleMixture(贝叶斯最小二乘-高斯尺度混合模型)”。这个工具箱实现了该篇论文中介绍的算法:JPortilla,VStrela,MWainwright,EPSimoncelli,ImageDenoisingusingScaleMixturesofGaussiansintheWaveletDomain,IEEETransactionsonImageProcessing.vol12,no.11,pp.1338-1351,Novembe