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Featured researches published by Wenkai Xu.


International Conference on Multimedia, Computer Graphics, and Broadcasting | 2011

Intelligent Music Player Based on Human Motion Recognition

Wenkai Xu; Soo-Yol Ok; Eung-Joo Lee

In this paper, an intelligent music player system based on computer vision is proposed. We present an improved method for skin color area detection and segmentation based on YCbCr and HSI mixed skin color space. Then we use the Adaboost learning algorithm to obtain the face detector based on the Haar wavelet transform with in skin color region and receive the location of eyes and mouth. The frame subtraction algorithm is used to achieve position of hand motion, we used CAMSHIFT algorithm to track the motion trajectory and estimate the center of hand, which used for controlling the Music Player. Afterwards, the system will recognize the hand motion by calculating the relationship between the mouth location and the position of hand area in real time. Therefore, experimental results illustrate this intelligent music controlling system has satisfying interactive input functions in real time, and it can be applied in different illumination condition and complex background well.


Ksii Transactions on Internet and Information Systems | 2013

A Novel Multi-view Face Detection Method Based on Improved Real Adaboost Algorithm

Wenkai Xu; Eung-Joo Lee


Archive | 2012

Continuous Gesture Recognition System Using Improved HMM Algorithm Based on 2D and 3D Space

Wenkai Xu; Eung-Joo Lee


Journal of Korea Multimedia Society | 2011

Hand Gesture Recognition using Improved Hidden Markov Models

Wenkai Xu; Eung-Joo Lee


Archive | 2013

A New NUI Method for Hand Tracking and Gesture recognition Based on User Experience

Wenkai Xu; Eung-Joo Lee


Archive | 2012

Human Face Recognition Based on Improved D-LDA and Integrated BPNNs Algorithms

Wenkai Xu; Eung-Joo Lee


Journal of Korea Multimedia Society | 2012

Human-Computer Natural User Interface Based on Hand Motion Detection and Tracking

Wenkai Xu; Eung-Joo Lee


Ksii Transactions on Internet and Information Systems | 2015

MultiView-Based Hand Posture Recognition Method Based on Point Cloud

Wenkai Xu; Ick-Soo Lee; Suk-Kwan Lee; Bo Lu; Eung-Joo Lee


Ksii Transactions on Internet and Information Systems | 2015

A Robust Method for Partially Occluded Face Recognition

Wenkai Xu; Suk-Hwan Lee; Eung-Joo Lee


Archive | 2013

Eye Detection and Tracking Using Rectangle Features and Integrated Eye Tracker by Web Camera

Wenkai Xu; Eung-Joo Lee

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Eung-Joo Lee

Kyungpook National University

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