The obvious observation is that HTM is bottom-up and IHDR is top-down. HTM builds hierarchy by merging fixed, topologically-organized, coordinate-system-based subspaces: tilings, where IHDR builds hierarchy by splitting input space by adaptively learned Gaussian features.
----- This list is sponsored by AGIRI: http://www.agiri.org/email To unsubscribe or change your options, please go to: http://v2.listbox.com/member/?member_id=231415&user_secret=e9e40a7e