Artificial intelligence
An algorithm A is admissible if ___________

It is not guaranteed to return an optimal solution when one exists
It returns more solutions, but not an optimal one
It is guaranteed to return an optimal solution when one exists
It guarantees to return more optimal solutions

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Artificial intelligence
What is perceptron?

a double layer auto-associative neural network
a single layer feed-forward neural network with pre-processing
a neural network that contains feedback
an auto-associative neural network

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