Efficient Recovery of Missing Events

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Provided by: Tsihai
Topic: Big Data
Format: PDF
For various entering and transmission issues raised by human or system, missing events often occur in event data, which record execution logs of business processes. Without recovering these missing events, applications such as provenance analysis or complex event processing built upon event data are not reliable. Following the minimum change discipline in improving data quality, it is also rational to find a recovery that minimally differs from the original data. Existing recovery approaches fall short of efficiency owing to enumerating and searching over all the possible sequences of events.
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