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Grammar compressed sequences with rank/select support
(Elsevier BV, 2016-10-14)
[Abstract] Sequence representations supporting not only direct access to their symbols, but also rank/select operations, are a fundamental building block in many compressed data structures. Several recent applications need ...
Aggregated 2D range queries on clustered points
(Elsevier Ltd, 2016-09)
[Abstract] Efficient processing of aggregated range queries on two-dimensional grids is a common requirement in information retrieval and data mining systems, for example in Geographic Information Systems and OLAP cubes. ...
A succinct data structure for self-indexing ternary relations
(Elsevier BV, 2016-10-27)
[Abstract] The representation of binary relations has been intensively studied and many different theoretical and practical representations have been proposed to answer the usual queries in multiple domains. However, ternary ...