time

Masahide.Nomura gbugmann at nsis86.cl.nec.co.jp
Mon Jul 29 20:07:50 EDT 1991


C. Koch said:

"The brain essentially acts like a look-up table and does not compute 
in any real sense of the worl. This fits with Poggio's RBF approach or 
with Bartlet Mel's sigma-pi neurons."

Steve J. Hanson asked:

"Wouldn't this fit better with any feed-forward net...?"


In fact, both feedforward nets and Poggio's technique can be used to
realize multidimensional mappings. The difference lies in the robustness.
While a feedforward net mapping can be badly degraded by the loss of a
neuron, the mapping is only locally degraded with Poggio's technique.


Guido Bugmann
Fundamental Research Laboratory
NEC Corporation
34 Miyukigaoka
Tsukuba, Ibaraki 305
Japan













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