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INFOCOM
2009
IEEE
16 years 1 months ago
Secure Range Queries in Tiered Sensor Networks
—We envision a two-tier sensor network which consists of resource-rich master nodes at the upper tier and resourcepoor sensor nodes at the lower tier. Master nodes collect data f...
Jing Shi, Rui Zhang, Yanchao Zhang
ICASSP
2008
IEEE
16 years 1 months ago
Query by humming of midi and audio using locality sensitive hashing
This paper proposes a query by humming method based on locality sensitive hashing (LSH). The method constructs an index of melodic fragments by extracting pitch vectors from a dat...
Matti Ryynänen, Anssi Klapuri
ADC
2007
Springer
145views Database» more  ADC 2007»
16 years 23 days ago
Selectivity Estimation by Batch-Query based Histogram and Parametric Method
Histograms are used extensively for selectivity estimation and approximate query processing. Workloadaware dynamic histograms can self-tune itself based on query feedback without ...
Jizhou Luo, Xiaofang Zhou, Yu Zhang, Heng Tao Shen...
UML
2004
Springer
15 years 12 months ago
Query Models
The need for querying software artifacts is a new emerging design issue in modern software development. Novel techniques such as Model-Driven Architecture or Aspect-Oriented Softwa...
Dominik Stein, Stefan Hanenberg, Rainer Unland
DEXA
2003
Springer
149views Database» more  DEXA 2003»
15 years 11 months ago
Capturing Uncertainty in Spatial Queries over Imprecise Data
Emerging applications using miniature electronic devices (e.g., tracking mobile objects using sensors) generate very large amounts of highly dynamic data that poses very high overh...
Xingbo Yu, Sharad Mehrotra