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SIGMOD
2010
ACM
210views Database» more  SIGMOD 2010»
14 years 19 days ago
Searching trajectories by locations: an efficiency study
Trajectory search has long been an attractive and challenging topic which blooms various interesting applications in spatial-temporal databases. In this work, we study a new probl...
Zaiben Chen, Heng Tao Shen, Xiaofang Zhou, Yu Zhen...
SIGMOD
2010
ACM
196views Database» more  SIGMOD 2010»
14 years 19 days ago
GAIA: graph classification using evolutionary computation
Discriminative subgraphs are widely used to define the feature space for graph classification in large graph databases. Several scalable approaches have been proposed to mine disc...
Ning Jin, Calvin Young, Wei Wang
SIGMOD
2010
ACM
171views Database» more  SIGMOD 2010»
14 years 19 days ago
An optimal labeling scheme for workflow provenance using skeleton labels
We develop a compact and efficient reachability labeling scheme for answering provenance queries on workflow runs that conform to a given specification. Even though a workflow run...
Zhuowei Bao, Susan B. Davidson, Sanjeev Khanna, Su...
SIGMOD
2010
ACM
151views Database» more  SIGMOD 2010»
14 years 19 days ago
Exploring schema similarity at multiple resolutions
Large, dynamic, and ad-hoc organizations must frequently initiate data integration and sharing efforts with insufficient awareness of how organizational data sources are related. ...
Ken Smith, Craig Bonaceto, Chris Wolf, Beth Yost, ...
SIGMOD
2010
ACM
207views Database» more  SIGMOD 2010»
14 years 19 days ago
Leveraging spatio-temporal redundancy for RFID data cleansing
Radio Frequency Identification (RFID) technologies are used in many applications for data collection. However, raw RFID readings are usually of low quality and may contain many an...
Haiquan Chen, Wei-Shinn Ku, Haixun Wang, Min-Te Su...
SIGMOD
2010
ACM
232views Database» more  SIGMOD 2010»
14 years 19 days ago
Optimizing content freshness of relations extracted from the web using keyword search
An increasing number of applications operate on data obtained from the Web. These applications typically maintain local copies of the web data to avoid network latency in data acc...
Mohan Yang, Haixun Wang, Lipyeow Lim, Min Wang
SIGMOD
2010
ACM
191views Database» more  SIGMOD 2010»
14 years 19 days ago
Data conflict resolution using trust mappings
In massively collaborative projects such as scientific or community databases, users often need to agree or disagree on the content of individual data items. On the other hand, tr...
Wolfgang Gatterbauer, Dan Suciu
SIGMOD
2010
ACM
221views Database» more  SIGMOD 2010»
14 years 19 days ago
Analyzing the energy efficiency of a database server
Rising energy costs in large data centers are driving an agenda for energy-efficient computing. In this paper, we focus on the role of database software in affecting, and, ultimat...
Dimitris Tsirogiannis, Stavros Harizopoulos, Mehul...