Error Model
Understand the importance of an error model in a spellchecker.
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What is an error model?
In a spellchecker, an error model is a statistical model that estimates the probability of different types of errors that may occur when a user misspells a word. The error model helps the spellchecker generate a list of candidate corrections that are likely to represent the intended word, despite the error.
The specific approach used to develop an error model can vary, but it generally involves analyzing a corpus of text to identify common patterns of errors. For example, an error ...