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Improved Compressed String Dictionaries
(ACM, 2019-11-03)
[Abstract] We introduce a new family of compressed data structures to efficiently store and query large string dictionaries in main memory. Our main technique is a combination of hierarchical Front-coding with ideas from ...
Design of Mutation Operators for Testing Geographic Information Systems
(M D P I AG, 2019-08-06)
[Abstract] In this article, we propose the definition of specific mutation operators for testing Geographic Information Systems. We describe the process for applying the operators and generating mutants, and present a case ...