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What is U-shaped learning
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What is U-shaped learning? Explain and discuss with reference to psychological research on inflectional morphology U-shaped-learning concerns the development of distinguishing the application of the inflectional past-tense morpheme of -ed to regular and irregular words - those which require an -ed (e.g. 'waste' --> 'wasted') and those which are expressed with a completely different word (e.g. 'run' --> 'ran'), respectively. It is the learning pattern of initial overregularisation of past-tense plural application, whereby children treat irregular words as regular, representing the culmination of an increase in irregular word vocabulary, knowledge of the regular rules, and an absence of the knowledge of its exceptions. It is learning these exceptions and subsequent correct past-tense application to lexical words and subsequent new ones that represents the sudden increase and then levelling out, completing the U-shape pattern. However, to truly define U-shaped-learning, a model must efficiently characterise its underlying mechanisms in a way that...
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