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» A Data Imputation Model in Sensor Databases
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DMSN
2004
ACM
13 years 10 months ago
MEADOWS: modeling, emulation, and analysis of data of wireless sensor networks
In this position paper, we present MEADOWS, a software framework that we are building at HKUST (The Hong Kong University of Science and Technology) for modeling, emulation, and an...
Qiong Luo, Lionel M. Ni, Bingsheng He, Hejun Wu, W...
KDD
2007
ACM
191views Data Mining» more  KDD 2007»
14 years 5 months ago
Modeling relationships at multiple scales to improve accuracy of large recommender systems
The collaborative filtering approach to recommender systems predicts user preferences for products or services by learning past useritem relationships. In this work, we propose no...
Robert M. Bell, Yehuda Koren, Chris Volinsky
TDP
2010
124views more  TDP 2010»
13 years 3 months ago
Random Forests for Generating Partially Synthetic, Categorical Data
Abstract. Several national statistical agencies are now releasing partially synthetic, public use microdata. These comprise the units in the original database with sensitive or ide...
Gregory Caiola, Jerome P. Reiter
ICDE
2007
IEEE
157views Database» more  ICDE 2007»
13 years 8 months ago
Representing Data Quality for Streaming and Static Data
In smart item environments, multitude of sensors are applied to capture data about product conditions and usage to guide business decisions as well as production automation proces...
Anja Klein, Hong Hai Do, Gregor Hackenbroich, Marc...
DEXA
2009
Springer
153views Database» more  DEXA 2009»
13 years 8 months ago
Three Approximation Algorithms for Energy-Efficient Query Dissemination in Sensor Database System
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...
Zhao Zhang, Xiaofeng Gao, Xuefei Zhang, Weili Wu, ...