Download OLAP Over Uncertain and Imprecise Data

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Notions of Consistency
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Generic idea: if query region is partitioned, and
aggregate applied on each partition, then aggregate q
on whole region must be consistent in some ways with
aggregates qi on partitions
General idea: alpha consistency for property alpha
Specific forms of consistency discussed in detail in
paper
Sum consistency (for count/sum)
Boundedness consistency (for average)