Lightweight Structure is the ability to recognize text structure automatically, using an extensible library of patterns and parsers. Structure can be detected in lots of ways: grammars (e.g. Java or HTML), regular expressions, even manual selections by the user. With lightweight structure, it doesn't matter how the structure was detected--whether by a regular expression, or by a grammar, or by a hand-coded parser. All that matters is the result: a region set, which is a set of intervals in the text.
LAPIS is an experimental web browser and text editor that demonstrates how lightweight structure can be useful. Its most novel and interesting features are:
2006-09-05
12:16:42
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Educación
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