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» Continuous Monitoring of Distance Based Range Queries
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121
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SIGMOD
2003
ACM
145views Database» more  SIGMOD 2003»
16 years 16 days ago
Evaluating Probabilistic Queries over Imprecise Data
Many applications employ sensors for monitoring entities such as temperature and wind speed. A centralized database tracks these entities to enable query processing. Due to contin...
Reynold Cheng, Dmitri V. Kalashnikov, Sunil Prabha...
127
Voted
ADC
2010
Springer
266views Database» more  ADC 2010»
14 years 7 months ago
Counting distinct objects over sliding windows
Aggregation against distinct objects has been involved in many real applications with the presence of duplicates, including real-time monitoring moving objects. In this paper, we ...
Wenjie Zhang, Ying Zhang, Muhammad Aamir Cheema, X...
ICASSP
2011
IEEE
14 years 4 months ago
Efficient search of music pitch contours using wavelet transforms and segmented dynamic time warping
We propose a method of music melody matching based on their “continuous” (or “time-frame-based”) pitch contours. Most previous methods using frame-based contours either ma...
Woojay Jeon, Changxue Ma
110
Voted
EWCBR
2006
Springer
15 years 4 months ago
Decision Diagrams: Fast and Flexible Support for Case Retrieval and Recommendation
Abstract. We show how case bases can be compiled into Decision Diagrams, which represent the cases with reduced redundancy. Numerous computations can be performed efficiently on th...
Ross Nicholson, Derek G. Bridge, Nic Wilson
TKDE
2010
190views more  TKDE 2010»
14 years 10 months ago
Effectively Indexing the Uncertain Space
—With the rapid development of various optical, infrared, and radar sensors and GPS techniques, there are a huge amount of multidimensional uncertain data collected and accumulat...
Ying Zhang, Xuemin Lin, Wenjie Zhang, Jianmin Wang...