37 citations · 75 across the 9 of their papers we have counts for
4 papers · 1 filter
Sharon: Shared Online Event Sequence Aggregation
Olga Poppe, Allison Rozet, Chuan Lei +2
Streaming systems evaluate massive workloads of event sequence aggregation queries. State-of-the-art approaches suffer from long delays caused by not sharing intermediate results o…
GRETA: Graph-based Real-time Event Trend Aggregation
Olga Poppe, Chuan Lei, Elke A. Rundensteiner +1
Streaming applications from algorithmic trading to traffic management deploy Kleene patterns to detect and aggregate arbitrarily-long event sequences, called event trends. State-of…
Event Trend Aggregation Under Rich Event Matching Semantics
Olga Poppe, Chuan Lei, Elke A. Rundensteiner +1
Streaming applications from health care analytics to algorithmic trading deploy Kleene queries to detect and aggregate event trends. Rich event matching semantics determine how to…
Property Graph Schema Optimization for Domain-Specific Knowledge Graphs
Chuan Lei, Rana Alotaibi, Abdul Quamar +2
Enterprises are creating domain-specific knowledge graphs by curating and integrating their business data from multiple sources. The data in these knowledge graphs can be described…