Aspects of a method and system for diversity processing utilizing a programmable interface suppression module may include one or more circuits that are operable to program an interference suppression module based on one or more interference cancellation parameters. The expander member is activated to urge the wall portions outwardly to an outwardly displaced position. A normalized activity norm_act m of each macro block is obtained with an average activity avg_act of the frame and the activity act m of each macro block according to the following formulas and. The invention can record at least one characteristic of snow as a function of depth.