Sciweavers

673 search results - page 66 / 135
» Querying Continuous Time Sequences
Sort
View
RSCTC
2000
Springer
143views Fuzzy Logic» more  RSCTC 2000»
15 years 4 months ago
On Efficient Construction of Decision Trees from Large Databases
The main task in decision tree construction algorithms is to find the "best partition" of the set of objects. In this paper, we investigate the problem of optimal binary ...
Hung Son Nguyen
180
Voted
ICDE
2007
IEEE
175views Database» more  ICDE 2007»
16 years 1 months ago
Dynamic Batch Nearest Neighbor Search in Video Retrieval
To retrieve similar database videos to a query clip, each video is typically represented by a sequence of highdimensional feature vectors. Given a query video containing m feature...
Jie Shao, Zi Huang, Heng Tao Shen, Xiaofang Zhou, ...
108
Voted
SIGMOD
2008
ACM
140views Database» more  SIGMOD 2008»
15 years 14 days ago
Near-optimal algorithms for shared filter evaluation in data stream systems
We consider the problem of evaluating multiple overlapping queries defined on data streams, where each query is a conjunction of multiple filters and each filter may be shared acr...
Zhen Liu, Srinivasan Parthasarathy 0002, Anand Ran...
90
Voted
RTCSA
2008
IEEE
15 years 7 months ago
Efficient Query Processing for Tracing RFID Tags by Reordering Location Identifiers
This paper addresses the problem of using the Location IDentifier (LID) as the domain value of the index for trajectories of RFID tags and proposes the solution for solving this p...
Sungwoo Ahn, Bonghee Hong
84
Voted
SIGIR
2005
ACM
15 years 6 months ago
Optimization strategies for complex queries
Previous research into the efficiency of text retrieval systems has dealt primarily with methods that consider inverted lists in sequence; these methods are known as term-at-a-tim...
Trevor Strohman, Howard R. Turtle, W. Bruce Croft