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CIKM
2007
Springer
15 years 11 months ago
Top-k subgraph matching query in a large graph
Recently, due to its wide applications, subgraph search has attracted a lot of attention from database and data mining community. Sub-graph search is defined as follows: given a ...
Lei Zou, Lei Chen 0002, Yansheng Lu
PR
2008
90views more  PR 2008»
15 years 5 months ago
Fast computation of geometric moments using a symmetric kernel
This paper presents a novel set of geometric moments with symmetric kernel (SGM) obtained using an appropriate transformation of image coordinates. By using this image transformat...
Chong-Yaw Wee, Paramesran Raveendran, R. Mukundan
DEXA
2009
Springer
153views Database» more  DEXA 2009»
15 years 9 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, ...
FLAIRS
2003
15 years 6 months ago
Information Filtering Using the Dynamics of the User Profile
This paper presents an adaptive algorithm for learning the user profile. The user profile is learned incrementally and continuously based on user’s initial profile, his actions ...
Costin Barbu, Marin Simina
COST
2009
Springer
172views Multimedia» more  COST 2009»
15 years 2 months ago
Facial Expression Recognition Using Two-Class Discriminant Features
This paper presents a novel facial expression recognition methodology. In order to classify the expression of a test face to one of seven pre-determined facial expression classes, ...
Marios Kyperountas, Ioannis Pitas