The Prague Stringology Conference 2009

Shmuel Tomi Klein and Dana Shapira

On the Usefulness of Backspace

Abstract:
The usefulness of a backspace character in various applications of Information Retrieval Systems is investigated. While not being a character in the initial sense of the word, a backspace can be defined as being a part of an extended alphabet, thereby enabling the enhancement of various algorithms related to the processing of queries in Information retrieval. We bring examples of three different application areas.

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