Practical Index Framework for Efficient Time-Travel Phrase Queries on Versioned Documents


In this paper, we propose a new framework to index versioned documents, and extend the keyword queries into the more general phrase queries. Our index answers a one-sided time-constrained phrase query for any phrase P in O((|P|+k)log n) time, where n is the dataset size and k is the output size. We discuss how to tune our framework with realistic… (More)
DOI: 10.1109/DCC.2016.52


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