Question

What is unsupervised learning?

(a) weight adjustment based on deviation of desired output from actual output

(b) weight adjustment based on desired output only

(c) weight adjustment based on local information available to weights

(d) none of the mentioned

This question was addressed to me by my school principal while I was bunking the class.

The query is from Learning Basics in chapter Activation and Synaptic Dynamics of Neural Networks

Answer 1

The correct answer is (c) weight adjustment based on local information available to weights

Easiest explanation: Unsupervised learning is purely based on adjustment based on local information available to weights.