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CHI
2003
ACM
15 years 10 months ago
Leaders leading? a shift in technology adoption
In the past, most early hands-on users of interactive software in organizations were individual contributors. Managers as early adopters is a new trend with significant implicatio...
Jonathan Grudin
SIGMOD
2009
ACM
202views Database» more  SIGMOD 2009»
15 years 10 months ago
ZStream: a cost-based query processor for adaptively detecting composite events
Composite (or Complex) event processing (CEP) systems search sequences of incoming events for occurrences of userspecified event patterns. Recently, they have gained more attentio...
Yuan Mei, Samuel Madden
SIGMOD
2004
ACM
126views Database» more  SIGMOD 2004»
15 years 10 months ago
Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials
In this paper, we attempt to approximate and index a ddimensional (d 1) spatio-temporal trajectory with a low order continuous polynomial. There are many possible ways to choose ...
Yuhan Cai, Raymond T. Ng
EDBT
2006
ACM
122views Database» more  EDBT 2006»
15 years 10 months ago
TQuEST: Threshold Query Execution for Large Sets of Time Series
Effective and efficient data mining in time series databases is essential in many application domains as for instance in financial analysis, medicine, meteorology, and environmenta...
Johannes Aßfalg, Hans-Peter Kriegel, Peer Kr...
EDBT
2008
ACM
161views Database» more  EDBT 2008»
15 years 10 months ago
Load distribution of analytical query workloads for database cluster architectures
Enterprises may have multiple database systems spread across the organization for redundancy or for serving different applications. In such systems, query workloads can be distrib...
Thomas Phan, Wen-Syan Li