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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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Chapter and Conference Paper
Online Gesture Recognition for User Interface on Accelerometer Built-in Mobile Phones
Recently, several smart phones are equipped with a 3D-accelerometer that can be used for gesture-based user interface (UI). In order to utilize the gesture UI for the real-time systems with various users, the ...
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Chapter
Optimal View Selection and Event Retrieval in Multi-Camera Office Environment
Recently, diverse sensor technologies have been advanced dramatically, so that people can use those sensors in many areas. Camera to capture the video data is one of the most useful sensors among them, and the...
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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 ...