0 a computer program that makes certain that the words in a document have the correct letters in the correct order: --
There is some awkwardness about the term 'spellchecker'.
The final version is tested on other corpora against a widely used commercial spellchecker and a research prototype.
In terms of the challenge that they present to a spellchecker, misspellings range from trivial to impossible.
A spellchecker that offered the required word buried somewhere in a list of several hundred suggestions would not be of much use.
Even without context, there are various types of information a spellchecker can use in making its list.
In ordinary use, a spellchecker is called upon to check whole passages of text, in which the misspellings will appear in context.
They describe an experimental spellchecker and test it on two files of errors, which they have made publicly available.
How is the spellchecker to assess how good each of these candidates is?
