Softness: This adjusts the softness of the thresholding (soft as opposed to hard thresholding). The higher the softness the more noise remains in the image.
Mýking: Þetta stillir mýkingu sjálfs þröskuldarins (mjúkur er andstæða harðs þröskuldar). Því meiri mýking, því meira verður eftir af truflunum í myndinni.