[S]ymbol-manipulation consists of three... hypotheses... [M]ind [1] represents abstract relationships between… — Gary Marcus
[S]ymbol-manipulation consists of three... hypotheses... [M]ind [1] represents abstract relationships between variables... [2] has a system of recursively structured representations... [3] distinguishes between mental representations of individuals and mental representations of kinds. ...[T]hese can stand or fall separately. Any given model... can be consistent with one subset of the... hypotheses... or all...
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The problem is that... connectionism has become synonymous with... back-propogation. ...[T]hat... type of network... occupies... a small corner in the... space of possible network models. ...[A]dequate models of most likely lie in a less explored part of the space...
I am not an anti-connectionist; I am opposed only to a... subset of possible connectionist models.
[S]ymbol manipulating models... use logical functions like AND and OR... [T]hose functions can easily be built in—or, implemented in—connectionist nodes.
