Complex sentence: Connectionism is an approach in the fields of artificial intelligence, cognitive psychology/cognitive science, neuroscience and philosophy of mind, that models mental or behavioral phenomena as the emergent processes of interconnected networks of simple units.
Split into simpler sentences: Connectionism is an approach in the fields of artificial intelligence, cognitive psychology/cognitive science, neuroscience and philosophy of mind. Connectionism models mental or behavioral phenomena as the emergent processes of interconnected networks of simple units.