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ICDE
2006
IEEE
156views Database» more  ICDE 2006»
16 years 8 months ago
What's Different: Distributed, Continuous Monitoring of Duplicate-Resilient Aggregates on Data Streams
Emerging applications in sensor systems and network-wide IP traffic analysis present many technical challenges. They need distributed monitoring and continuous tracking of events....
Graham Cormode, S. Muthukrishnan, Wei Zhuang
ICDE
2006
IEEE
201views Database» more  ICDE 2006»
16 years 8 months ago
Approximate Data Collection in Sensor Networks using Probabilistic Models
Wireless sensor networks are proving to be useful in a variety of settings. A core challenge in these networks is to minimize energy consumption. Prior database research has propo...
David Chu, Amol Deshpande, Joseph M. Hellerstein, ...
ICDE
2006
IEEE
215views Database» more  ICDE 2006»
16 years 8 months ago
cgmOLAP: Efficient Parallel Generation and Querying of Terabyte Size ROLAP Data Cubes
In this demo we present the cgmOLAP server, the first fully functional parallel OLAP system able to build data cubes at a rate of more than 1 Terabyte per hour. cgmOLAP incorporat...
Ying Chen, Andrew Rau-Chaplin, Frank K. H. A. Dehn...
ICDE
2006
IEEE
162views Database» more  ICDE 2006»
16 years 8 months ago
Efficient Batch Top-k Search for Dictionary-based Entity Recognition
We consider the problem of speeding up Entity Recognition systems that exploit existing large databases of structured entities to improve extraction accuracy. These systems requir...
Amit Chandel, P. C. Nagesh, Sunita Sarawagi
ICDE
2006
IEEE
161views Database» more  ICDE 2006»
16 years 8 months ago
A Primitive Operator for Similarity Joins in Data Cleaning
Data cleaning based on similarities involves identification of "close" tuples, where closeness is evaluated using a variety of similarity functions chosen to suit the do...
Surajit Chaudhuri, Venkatesh Ganti, Raghav Kaushik
ICDE
2006
IEEE
196views Database» more  ICDE 2006»
16 years 8 months ago
Closure-Tree: An Index Structure for Graph Queries
Graphs have become popular for modeling structured data. As a result, graph queries are becoming common and graph indexing has come to play an essential role in query processing. ...
Huahai He, Ambuj K. Singh
ICDE
2006
IEEE
168views Database» more  ICDE 2006»
16 years 8 months ago
Robust Cardinality and Cost Estimation for Skyline Operator
Incorporating the skyline operator inside the relational engine requires solving the cardinality estimation and the cost estimation problem, hitherto unaddressed. We propose robus...
Surajit Chaudhuri, Nilesh N. Dalvi, Raghav Kaushik
ICDE
2006
IEEE
149views Database» more  ICDE 2006»
16 years 8 months ago
An Efficient XPath Query Processor for XML Streams
Streaming XPath evaluation algorithms must record a potentially exponential number of pattern matches when both predicates and descendant axes are present in queries, and the XML ...
Yi Chen, Susan B. Davidson, Yifeng Zheng
ICDE
2006
IEEE
95views Database» more  ICDE 2006»
16 years 8 months ago
Learning from Aggregate Views
In this paper, we introduce a new class of data mining problems called learning from aggregate views. In contrast to the traditional problem of learning from a single table of tra...
Bee-Chung Chen, Lei Chen 0003, Raghu Ramakrishnan,...
ICDE
2006
IEEE
285views Database» more  ICDE 2006»
16 years 8 months ago
An Approach to Adaptive Memory Management in Data Stream Systems
Adaptivity is a challenging open issue in data stream management. In this paper, we tackle the problem of memory adaptivity inside a system executing temporal sliding window queri...
Bernhard Seeger, Jürgen Krämer, Michael ...