PIX: Exact and Approximate Phrase Matching in XML
Summary: PIX enables exact and proximity phrase matching in XML, with ignorable markup and HTML explanations. Offline inverted indices and stack-based evaluation enable efficient matching; GALAX XQuery via XPath for context, with ranking and per-markup weights. (summarized by gpt-5-nano on Feb 09 2026)
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Authors
- 1. Sihem Amer-Yahia
- 2. Divesh Srivastava
- 3. Mary Fernández
- 4. Yu Xu
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