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Chapter and Conference Paper
An Efficient Data Access Method Exploiting Quadtrees on MapReduce Frameworks
Due to the advance of diverse techniques such as social networks and sensor networks, the volume of data to be processed has rapidly increased. After Google proposed the MapReduce framework which processes big...
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Chapter and Conference Paper
A Hybrid Context-Aware Wearable System with Evolutionary Optimization and Selective Inference of Dynamic Bayesian Networks
Multiple sensor-based context inference systems can perceive users’ tasks in detail while it requires complicated recognition models with larger resources. Such limitations make the systems difficult to be use...
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Article
DICE: An Effective Query Result Cache for Distributed Storage Systems
Due to the proliferation of Internet and Intranet, the distributed storage systems have received a lot of attention. These systems span a large number of machines and store huge amount of data for a lot of use...
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Chapter and Conference Paper
Mining and Visualizing Mobile Social Network Based on Bayesian Probabilistic Model
Social networking has provided powerful new ways to find people, organize groups, and share information. Recently, the potential functionalities of the ubiquitous infrastructure let users form a mobile social ...
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Chapter and Conference Paper
Ensemble Approaches of Support Vector Machines for Multiclass Classification
Support vector machine (SVM) which was originally designed for binary classification has achieved superior performance in various classification problems. In order to extend it to multiclass classification, on...
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Chapter and Conference Paper
Multiple Classifier Fusion Using k-Nearest Localized Templates
This paper presents a method for combining classifiers that uses k-nearest localized templates. The localized templates are estimated from a training set using C-means clustering algorithm, and matched to the dec...
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Chapter and Conference Paper
Agent-Based Evolutionary Labor Market Model with Strategic Coalition
A real-world labor market has complex worksite interactions between a worker and an employer. This paper investigates the behavior patterns of workers and employers with a job capacity and a job concentration ...